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K71 Transmission Control Module: Scan Tool Information (10L80)

K71 Transmission Control Module - Scan Tool Parameters

Parameter System State Expected Value Description
Operating Conditions:  Ignition = On
9V Reference 1 Circuit Status - OK This Parameter Identifier (PID) indicates that the Signal Out of Range buffered 9V Reference 1 value (within the controller) is currently out of range.
9V Reference 2 Circuit Status - OK This Parameter Identifier (PID) indicates that the Signal Out of Range buffered 9V Reference 2 value (within the controller) is currently out of range.
Calculated Line Pressure Ignition On - Engine Off 550 kPa (80 PSI) This Parameter Identifier (PID) contains the expected calculated transmission line pressure when accounting for pump loss factors.
Ignition On - Engine Running 550 kPa (80 PSI)
48 km/h (30 MPH) 500 kPa (73 PSI)
80 km/h (50 MPH) 524 kPa (76 PSI)
Calculated Throttle Position 0 km/h (0 MPH) 0% This Parameter Identifier (PID) contains the accelerator effective position, which represents the driver's intended request for torque or acceleration. It is determined from the maximum of the driver requests to open the throttle (e.g., accelerator pedal, cruise control, PTO, etc.) and is normalized to 0 to 100%, where 0% represents an idle or coast request and 100% represents a request for wide open throttle (WOT). It is the primary indication of accelerator position/throttle position used by transmission control algorithms and, thus, is often referred to as transmission throttle position. In the event that the engine is operating in a forced idle mode due to an accelerator pedal position fault, the accelerator effective position will have a value of 0%, corresponding to an idle request.
48 km/h (30 MPH) 10%
80 km/h (50 MPH) 13%
Control Module Voltage Signal Ignition On - Engine Off 12.60 V This Parameter Identifier (PID) contains the voltage of the power input to the control module. Since battery voltage is not directly measured by powertrain controllers, switched battery voltage, available from the Run/Crank input to the controller, shall be used to populate this PID.
Ignition On - Engine Running 14.40 V
Current Gear P Park This Parameter Identifier (PID) contains the current gear that the transmission has achieved. In order for the transmission to achieve a gear other than Park/Neutral, transmission hydraulic pressure must be available (Engine Speed = Greater than 349 RPM).
R Reverse
N Neutral
D 1-10
L 1-10
Driver Shift Control Mode S3 Transmission Shift Lever = P, R, N, D Inactive This Parameter Identified (PID) contains the status of the Sport/Low/Manual Mode, this PID will read active when the transmission shift lever is in the Sport/Low/Manual Mode.
S3 Transmission Shift Lever = L, M, S Active
Driver Shift Request No Button Pressed Inactive This Parameter Identified (PID) contains the status of the Up and Down shift switches.
Upshift - Pressed Up
Downshift - Pressed Down
Engine Coolant Temperature Ignition On - Engine Off 41°C (105°F) This Parameter Identifier (PID) contains the undefaulted engine coolant temperature measured by a sensor. If the data used to compute engine coolant temperature is obtained from a serial data signal, then, if the signal is not received, the value shall be set to: -40°C (-40°F).
Ignition On - Engine Running 52°C (126°F)
48 km/h (30 MPH) 87°C (189°F)
80 km/h (50 MPH) 94°C (201°F)
Engine Speed Ignition On - Engine Off 0 RPM This Parameter Identifier (PID) contains the undefaulted engine speed determined from the crank position sensor. If the data used to compute engine speed is obtained from a serial data signal, then, if the signal is not received, the value shall be set to 16383.75 RPM.
Ignition On - Engine Running 582 RPM
48 km/h (30 MPH) 1173 RPM
80 km/h (50 MPH) 1277 RPM
Engine Torque Ignition On - Engine Off -41 N.m (-30 lb ft) This Parameter Identifier (PID) contains the engine torque based upon the airflow through the engine and the torque losses due to spark retard and fuel shutoff. Since this is a steady state engine torque, it does not include the inertial component of engine torque.
Ignition On - Engine Running 15 N.m (11 lb ft)
48 km/h (30 MPH) 58 N.m (43 lb ft)
80 km/h (50 MPH) 136 N.m (100 lb ft)
Gear Command P Park This Parameter Identifier (PID) contains the current gear that is being commanded within the transmission. Only Park/Neutral will be commanded if transmission hydraulic pressure is not available. Transmission hydraulic pressure is available when Engine Speed = Greater than 349 RPM.
R Reverse
N Neutral
D 1-10
L 1-10
Gear Ratio 1 4.68:1 This Parameter Identifier (PID) contains the calculated gear ratio based on Transmission Input Shaft Speed and Transmission Output Shaft Speed.
2 2.98:1
3 2.15:1
4 1.77:1
5 1.52:1
6 1.27:1
7 1.00:1
8 0.85:1
9 0.69:1
10 0.64:1
R 4.86:1
High Side Driver 1 Circuit High Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to voltage test.
High Side Driver 1 Circuit Low Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to ground test.
High Side Driver 1 Circuit Open Test Status - Not Run This Parameter Identifier (PID) contains the status of the open circuit test.
High Side Driver 1 Command Engine Running Disabled This Parameter Identifier (PID) contains the commanded state of the shared high side driver 1.
Engine = Running Enabled
High Side Driver 2 Circuit High Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to voltage test.
High Side Driver 2 Circuit Low Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to ground test.
High Side Driver 2 Circuit Open Test Status - Not Run This Parameter Identifier (PID) contains the status of the open circuit test.
High Side Driver 2 Command Engine Running Disabled This Parameter Identifier (PID) contains the commanded state of the shared high side driver 2.
Engine = Running Enabled
Ignition 1 Signal - On This Parameter Identifier (PID) contains signals associated with the status of hardwire vehicle power mode inputs.
Ignition Accessory Signal - On This Parameter Identifier (PID) displays the status of the ignition voltage availability to the controller.
Ignition Voltage Ignition On - Engine Off 12.60 V This Parameter Identifier (PID) contains the voltage of the Run/Crank input to the controller.
Ignition On - Engine Running 14.40 V
Power Mode - Run This Parameter Identifier (PID) displays the state of the ignition.
Shift Limiting Active Reason - None This Parameter Identifier (PID) displays current Reason for a default shift pattern.
TCC Pressure Control Solenoid Valve Command 0 km/h (0 MPH) 0.00 kPa (0.00 PSI) This Parameter Identified (PID) displays the commanded pressure to the TCC clutch.
48 km/h (30 MPH) 334 kPa (48 PSI)
80 km/h (50 MPH) 317 kPa (46 PSI)
TCC Slip Speed Ignition On - Engine Off 0 RPM This Parameter Identifier (PID) contains the Torque Converter Clutch (TCC) slip speed determined as the difference between engine speed and transmission input shaft speed.
Ignition On - Engine Running 30 RPM
48 km/h (30 MPH) 1 RPM
80 km/h (50 MPH) 47 RPM
Tow/Haul Mode Inactive Inactive This Parameter Identifier (PID) displays the current state of Tow/Haul Mode.
Active Active
Transmission Control Solenoid Valve 1-9 Calibration Data - Valid This Parameter Identifier (PID) contains stored history of any condition causing the Transmission Control Solenoid Valves to set a Transmission Control Solenoid Valve Calibration Incorrect DTC.
Transmission Control Solenoid Valve 1-9 Control Circuit High Voltage Test Status - Not Run or OK This Parameter Identifier (PID) contains the status of the short to power test. The parameter status will indicate not run, if the command for the solenoid is not in the correct state to perform the circuit test.
Transmission Control Solenoid Valve 1-9 Control Circuit Low Voltage Test Status - Not Run or OK This Parameter Identifier (PID) contains the status of the short to ground test. The parameter status will indicate not run, if the command for the solenoid is not in the correct state to perform the circuit test.
Transmission Control Solenoid Valve 1-9 Control Circuit Open Test Status - Not Run or OK This Parameter Identifier (PID) contains the status of the open circuit test. The parameter status will indicate not run, if the command for the solenoid is not in the correct state to perform the circuit test.
Transmission Control Solenoid Valve 1 Current Ignition On - Engine Off 0.75 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 0.99 A
80 km/h (50 MPH) 0.98 A
Transmission Control Solenoid Valve 1 Current Command Ignition On - Engine Off 0.76 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 1.02 A
80 km/h (50 MPH) 0.97 A
Transmission Control Solenoid Valve 1 Pressure Command Ignition On - Engine Off 0.00 kPa (0.00 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 136 kPa (20 PSI)
48 km/h (30 MPH) 0 kPa (0 PSI)
80 km/h (50 MPH) 0 kPa (0 PSI)
Transmission Control Solenoid Valve 2 Current Ignition On - Engine Off 0.82 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 0.99 A
80 km/h (50 MPH) 0.92 A
Transmission Control Solenoid Valve 2 Current Command Ignition On - Engine Off 0.83 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 1.02 A
80 km/h (50 MPH) 0.92 A
Transmission Control Solenoid Valve 2 Pressure Command Ignition On - Engine Off 0.00 kPa (0.00 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 2, 200 kPa (320 PSI)
48 km/h (30 MPH) 0.00 kPa (0.00 PSI)
80 km/h (50 MPH) 2, 200 kPa (320 PSI)
Transmission Control Solenoid Valve 3 Current Ignition On - Engine Off 0.75 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 1.01 A
48 km/h (30 MPH) 1.05 A
80 km/h (50 MPH) 0.88 A
Transmission Control Solenoid Valve 3 Current Command Ignition On - Engine Off 0.76 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 1.02 A
48 km/h (30 MPH) 1.06 A
80 km/h (50 MPH) 0.89 A
Transmission Control Solenoid Valve 3 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0 kPa (0 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 2, 200 kPa (320 PSI)
Transmission Control Solenoid Valve 4 Current Ignition On - Engine Off 1.2 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.89 A
48 km/h (30 MPH) 0.69 A
80 km/h (50 MPH) 0.88 A
Transmission Control Solenoid Valve 4 Current Command Ignition On - Engine Off 1.2 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.89 A
48 km/h (30 MPH) 0.70 A
80 km/h (50 MPH) 0.89 A
Transmission Control Solenoid Valve 4 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0 kPa (0 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 173 kPa (25 PSI)
Transmission Control Solenoid Valve 5 Current Ignition On - Engine Off 0.04 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.04 A
48 km/h (30 MPH) 0.46 A
80 km/h (50 MPH) 0.58 A
Transmission Control Solenoid Valve 5 Current Command Ignition On - Engine Off 0.04 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.04 A
48 km/h (30 MPH) 0.47 A
80 km/h (50 MPH) 0.59 A
Transmission Control Solenoid Valve 5 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0 kPa (0 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 170 kPa (25 PSI)
Transmission Control Solenoid Valve 6 Current Ignition On - Engine Off 0.57 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.54 A
48 km/h (30 MPH) 0.53 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 6 Current Command Ignition On - Engine Off 0.57 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.54 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 6 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 2, 200 kPa (320 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 2, 200 kPa (320 PSI)
Transmission Control Solenoid Valve 7 Current Ignition On - Engine Off 0.01 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.78 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 7 Current Command Ignition On - Engine Off 0.01 A This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.78 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 0.51 A
Transmission Control Solenoid Valve 8 Current Ignition On - Engine Off 0.00 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.00 A
48 km/h (30 MPH) 0.52 A
80 km/h (50 MPH) 0.50 A
Transmission Control Solenoid Valve 8 Current Command Ignition On - Engine Off 0.00 A This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.78 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 9 - Off or On This Parameter Identified (PID) contains the current command for the Transmission Control Solenoid Valve 9.
Transmission Fluid Temperature Ignition On - Engine Off 33°C (91°F) This Parameter Identifier (PID) contains the undefaulted, unfiltered transmission oil/fluid temperature measured by a sensor. In automatic transmission applications, this PID is based upon the transmission oil temperature sensor input to the TCM.
Ignition On - Engine Running 42°C (108°F)
48 km/h (30 MPH) 49°C (120°F)
80 km/h (50 MPH) 63°C (145°F)
Transmission Hot Mode - No This Parameter Identifier (PID) indicates whether or not the default Transmission Hot Mode shift pattern is active.
Transmission Input Speed Sensor Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Input Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Input Speed Sensor Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Input Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Input Speed Sensor Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission Intermediate Speed Sensor 1 0 km/h (0 MPH) 0 RPM This Parameter Identifier (PID) displays the current speed of the Intermediate Speed Sensor 1.
48 km/h (30 MPH) 1170 RPM
80 km/h (50 MPH) 2754 RPM
Transmission Intermediate Speed Sensor 1 Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 1 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Intermediate Speed Sensor 1 Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 1 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Intermediate Speed Sensor 1 Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission Intermediate Speed Sensor 2 0 km/h (0 MPH) 0 RPM This Parameter Identifier (PID) displays the current speed of the Intermediate Speed Sensor 2.
48 km/h (30 MPH) 1166 RPM
80 km/h (50 MPH) 2754 RPM
Transmission Intermediate Speed Sensor 2 Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 2 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Intermediate Speed Sensor 2 Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 2 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Intermediate Speed Sensor 2 Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission ISS Ignition On - Engine Off 0 RPM This Parameter Identifier (PID) contains the undefaulted, raw transmission input speed (the speed at the input of the gear box) determined from the speed measured by the Transmission Input Speed Sensor with the application of factors to account for the location of the sensor.
Ignition On - Engine Running 551 RPM
48 km/h (30 MPH) 1166 RPM
80 km/h (50 MPH) 1184 RPM
Transmission OSS 0 km/h (0 MPH) 0 RPM This Parameter Identifier (PID) displays the current speed of the Output Shaft Speed Sensor.
48 km/h (30 MPH) 1159 RPM
80 km/h (50 MPH) 1720 RPM
Transmission Output Speed Sensor Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Output Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Output Speed Sensor Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Output Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Output Speed Sensor Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission Range Sensor 1 P 13% This Parameter Identifier (PID) contains the raw PWM duty cycle for Transmission Range Sensor 1/A that is wired to the TCM.
R 47%
N 61%
D 75%
L 86%
Transmission Range Sensor 2 P 87% This Parameter Identifier (PID) contains the raw PWM duty cycle for Transmission Range Sensor 2/B that is wired to the ECM.
R 53%
N 39%
D 25%
L 14%
Vehicle Speed - Varies This Parameter Identifier (PID) contains the undefaulted vehicle speed calculated from the Transmission Output Speed Sensor.
K71 Transmission Control Module - Scan Tool Control Functions

Control Function Description
High Side Driver 1-2 Overrides the state of the High Side Driver Output
Shift Transmission Gear Overrides the commanded gear output
Transmission Control Solenoid Valve 1-8 Overrides the state of the Transmission Control Solenoid Valve - On or Off
Transmission Control Solenoid Valve 1-8 Current Overrides the current of the Transmission Control Solenoid Valve - 0-1.2 A
Torque Converter Clutch - Dynamic Test Overrides the state of the Transmission Control Solenoid Valve that operates the Torque Converter Clutch, to be used during a road test.
Torque Converter Clutch - Static Test Overrides the state of the Transmission Control Solenoid Valve that operates the Torque Converter Clutch, to be used when the engine is not running.


K71 Transmission Control Module - Scan Tool Parameters

Parameter System State Expected Value Description
Operating Conditions:  Ignition = On
9V Reference 1 Circuit Status - OK This Parameter Identifier (PID) indicates that the Signal Out of Range buffered 9V Reference 1 value (within the controller) is currently out of range.
9V Reference 2 Circuit Status - OK This Parameter Identifier (PID) indicates that the Signal Out of Range buffered 9V Reference 2 value (within the controller) is currently out of range.
Calculated Line Pressure Ignition On - Engine Off 550 kPa (80 PSI) This Parameter Identifier (PID) contains the expected calculated transmission line pressure when accounting for pump loss factors.
Ignition On - Engine Running 550 kPa (80 PSI)
48 km/h (30 MPH) 500 kPa (73 PSI)
80 km/h (50 MPH) 524 kPa (76 PSI)
Calculated Throttle Position 0 km/h (0 MPH) 0% This Parameter Identifier (PID) contains the accelerator effective position, which represents the driver's intended request for torque or acceleration. It is determined from the maximum of the driver requests to open the throttle (e.g., accelerator pedal, cruise control, PTO, etc.) and is normalized to 0 to 100%, where 0% represents an idle or coast request and 100% represents a request for wide open throttle (WOT). It is the primary indication of accelerator position/throttle position used by transmission control algorithms and, thus, is often referred to as transmission throttle position. In the event that the engine is operating in a forced idle mode due to an accelerator pedal position fault, the accelerator effective position will have a value of 0%, corresponding to an idle request.
48 km/h (30 MPH) 10%
80 km/h (50 MPH) 13%
Control Module Voltage Signal Ignition On - Engine Off 12.60 V This Parameter Identifier (PID) contains the voltage of the power input to the control module. Since battery voltage is not directly measured by powertrain controllers, switched battery voltage, available from the Run/Crank input to the controller, shall be used to populate this PID.
Ignition On - Engine Running 14.40 V
Current Gear P Park This Parameter Identifier (PID) contains the current gear that the transmission has achieved. In order for the transmission to achieve a gear other than Park/Neutral, transmission hydraulic pressure must be available (Engine Speed = Greater than 349 RPM).
R Reverse
N Neutral
D 1-10
L 1-10
Driver Shift Control Mode S3 Transmission Shift Lever = P, R, N, D Inactive This Parameter Identified (PID) contains the status of the Sport/Low/Manual Mode, this PID will read active when the transmission shift lever is in the Sport/Low/Manual Mode.
S3 Transmission Shift Lever = L, M, S Active
Driver Shift Request No Button Pressed Inactive This Parameter Identified (PID) contains the status of the Up and Down shift switches.
Upshift - Pressed Up
Downshift - Pressed Down
Engine Coolant Temperature Ignition On - Engine Off 41°C (105°F) This Parameter Identifier (PID) contains the undefaulted engine coolant temperature measured by a sensor. If the data used to compute engine coolant temperature is obtained from a serial data signal, then, if the signal is not received, the value shall be set to: -40°C (-40°F).
Ignition On - Engine Running 52°C (126°F)
48 km/h (30 MPH) 87°C (189°F)
80 km/h (50 MPH) 94°C (201°F)
Engine Speed Ignition On - Engine Off 0 RPM This Parameter Identifier (PID) contains the undefaulted engine speed determined from the crank position sensor. If the data used to compute engine speed is obtained from a serial data signal, then, if the signal is not received, the value shall be set to 16383.75 RPM.
Ignition On - Engine Running 582 RPM
48 km/h (30 MPH) 1173 RPM
80 km/h (50 MPH) 1277 RPM
Engine Torque Ignition On - Engine Off -41 N.m (-30 lb ft) This Parameter Identifier (PID) contains the engine torque based upon the airflow through the engine and the torque losses due to spark retard and fuel shutoff. Since this is a steady state engine torque, it does not include the inertial component of engine torque.
Ignition On - Engine Running 15 N.m (11 lb ft)
48 km/h (30 MPH) 58 N.m (43 lb ft)
80 km/h (50 MPH) 136 N.m (100 lb ft)
Gear Command P Park This Parameter Identifier (PID) contains the current gear that is being commanded within the transmission. Only Park/Neutral will be commanded if transmission hydraulic pressure is not available. Transmission hydraulic pressure is available when Engine Speed = Greater than 349 RPM.
R Reverse
N Neutral
D 1-10
L 1-10
Gear Ratio 1 4.68:1 This Parameter Identifier (PID) contains the calculated gear ratio based on Transmission Input Shaft Speed and Transmission Output Shaft Speed.
2 2.98:1
3 2.15:1
4 1.77:1
5 1.52:1
6 1.27:1
7 1.00:1
8 0.85:1
9 0.69:1
10 0.64:1
R 4.86:1
High Side Driver 1 Circuit High Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to voltage test.
High Side Driver 1 Circuit Low Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to ground test.
High Side Driver 1 Circuit Open Test Status - Not Run This Parameter Identifier (PID) contains the status of the open circuit test.
High Side Driver 1 Command Engine Not Running Disabled This Parameter Identifier (PID) contains the commanded state of the shared high side driver 1.
Engine = Running Enabled
High Side Driver 2 Circuit High Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to voltage test.
High Side Driver 2 Circuit Low Voltage Test Status - OK This Parameter Identifier (PID) contains the status of the short to ground test.
High Side Driver 2 Circuit Open Test Status - Not Run This Parameter Identifier (PID) contains the status of the open circuit test.
High Side Driver 2 Command Engine Running Disabled This Parameter Identifier (PID) contains the commanded state of the shared high side driver 2.
Engine = Running Enabled
Ignition 1 Signal - On This Parameter Identifier (PID) contains signals associated with the status of hardwire vehicle power mode inputs.
Ignition Accessory Signal - On This Parameter Identifier (PID) displays the status of the ignition voltage availability to the controller.
Ignition Voltage Ignition On - Engine Off 12.60 V This Parameter Identifier (PID) contains the voltage of the Run/Crank input to the controller.
Ignition On - Engine Running 14.40 V
Power Mode - Run This Parameter Identifier (PID) displays the state of the ignition.
Shift Limiting Active Reason - None This Parameter Identifier (PID) displays current Reason for a default shift pattern.
TCC Pressure Control Solenoid Valve Command 0 km/h (0 MPH) 0.00 kPa (0.00 PSI) This Parameter Identified (PID) displays the commanded pressure to the TCC clutch.
48 km/h (30 MPH) 334 kPa (48 PSI)
80 km/h (50 MPH) 317 kPa (46 PSI)
TCC Slip Speed Ignition On - Engine Off 0 RPM This Parameter Identifier (PID) contains the Torque Converter Clutch (TCC) slip speed determined as the difference between engine speed and transmission input shaft speed.
Ignition On - Engine Running 30 RPM
48 km/h (30 MPH) 1 RPM
80 km/h (50 MPH) 47 RPM
Tow/Haul Mode Inactive Inactive This Parameter Identifier (PID) displays the current state of Tow/Haul Mode.
Active Active
Transmission Control Solenoid Valve 1-9 Calibration Data - Valid This Parameter Identifier (PID) contains stored history of any condition causing the Transmission Control Solenoid Valves to set a Transmission Control Solenoid Valve Calibration Incorrect DTC.
Transmission Control Solenoid Valve 1-9 Control Circuit High Voltage Test Status - Not Run or OK This Parameter Identifier (PID) contains the status of the short to power test. The parameter status will indicate not run, if the command for the solenoid is not in the correct state to perform the circuit test.
Transmission Control Solenoid Valve 1-9 Control Circuit Low Voltage Test Status - Not Run or OK This Parameter Identifier (PID) contains the status of the short to ground test. The parameter status will indicate not run, if the command for the solenoid is not in the correct state to perform the circuit test.
Transmission Control Solenoid Valve 1-9 Control Circuit Open Test Status - Not Run or OK This Parameter Identifier (PID) contains the status of the open circuit test. The parameter status will indicate not run, if the command for the solenoid is not in the correct state to perform the circuit test.
Transmission Control Solenoid Valve 1 Current Ignition On - Engine Off 0.75 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 0.99 A
80 km/h (50 MPH) 0.98 A
Transmission Control Solenoid Valve 1 Current Command Ignition On - Engine Off 0.76 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 1.02 A
80 km/h (50 MPH) 0.97 A
Transmission Control Solenoid Valve 1 Pressure Command Ignition On - Engine Off 0.00 kPa (0.00 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 136 kPa (20 PSI)
48 km/h (30 MPH) 0 kPa (0 PSI)
80 km/h (50 MPH) 0 kPa (0 PSI)
Transmission Control Solenoid Valve 2 Current Ignition On - Engine Off 0.82 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 0.99 A
80 km/h (50 MPH) 0.92 A
Transmission Control Solenoid Valve 2 Current Command Ignition On - Engine Off 0.83 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.98 A
48 km/h (30 MPH) 1.02 A
80 km/h (50 MPH) 0.92 A
Transmission Control Solenoid Valve 2 Pressure Command Ignition On - Engine Off 0.00 kPa (0.00 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 2, 200 kPa (320 PSI)
48 km/h (30 MPH) 0.00 kPa (0.00 PSI)
80 km/h (50 MPH) 2, 200 kPa (320 PSI)
Transmission Control Solenoid Valve 3 Current Ignition On - Engine Off 0.75 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 1.01 A
48 km/h (30 MPH) 1.05 A
80 km/h (50 MPH) 0.88 A
Transmission Control Solenoid Valve 3 Current Command Ignition On - Engine Off 0.76 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 1.02 A
48 km/h (30 MPH) 1.06 A
80 km/h (50 MPH) 0.89 A
Transmission Control Solenoid Valve 3 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0 kPa (0 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 2, 200 kPa (320 PSI)
Transmission Control Solenoid Valve 4 Current Ignition On - Engine Off 1.2 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.89 A
48 km/h (30 MPH) 0.69 A
80 km/h (50 MPH) 0.88 A
Transmission Control Solenoid Valve 4 Current Command Ignition On - Engine Off 1.2 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.89 A
48 km/h (30 MPH) 0.70 A
80 km/h (50 MPH) 0.89 A
Transmission Control Solenoid Valve 4 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0 kPa (0 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 173 kPa (25 PSI)
Transmission Control Solenoid Valve 5 Current Ignition On - Engine Off 0.04 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.04 A
48 km/h (30 MPH) 0.46 A
80 km/h (50 MPH) 0.58 A
Transmission Control Solenoid Valve 5 Current Command Ignition On - Engine Off 0.04 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.04 A
48 km/h (30 MPH) 0.47 A
80 km/h (50 MPH) 0.59 A
Transmission Control Solenoid Valve 5 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0 kPa (0 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 170 kPa (25 PSI)
Transmission Control Solenoid Valve 6 Current Ignition On - Engine Off 0.57 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.54 A
48 km/h (30 MPH) 0.53 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 6 Current Command Ignition On - Engine Off 0.57 A This Parameter Identifier (PID) contains the Current Command for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.54 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 6 Pressure Command Ignition On - Engine Off 0 kPa (0 PSI) This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 2, 200 kPa (320 PSI)
48 km/h (30 MPH) 2, 200 kPa (320 PSI)
80 km/h (50 MPH) 2, 200 kPa (320 PSI)
Transmission Control Solenoid Valve 7 Current Ignition On - Engine Off 0.01 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.78 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 7 Current Command Ignition On - Engine Off 0.01 A This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.78 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 0.51 A
Transmission Control Solenoid Valve 8 Current Ignition On - Engine Off 0.00 A This Parameter Identifier (PID) contains the Average Diagnostic Current for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.00 A
48 km/h (30 MPH) 0.52 A
80 km/h (50 MPH) 0.50 A
Transmission Control Solenoid Valve 8 Current Command Ignition On - Engine Off 0.00 A This Parameter Identifier (PID) contains the commanded pressure for the Transmission Control Solenoid Valve
Ignition On - Engine Running 0.78 A
48 km/h (30 MPH) 0.54 A
80 km/h (50 MPH) 1.20 A
Transmission Control Solenoid Valve 9 - Off or On This Parameter Identified (PID) contains the current command for the Transmission Control Solenoid Valve 9.
Transmission Fluid Temperature Ignition On - Engine Off 33°C (91°F) This Parameter Identifier (PID) contains the undefaulted, unfiltered transmission oil/fluid temperature measured by a sensor. In automatic transmission applications, this PID is based upon the transmission oil temperature sensor input to the TCM.
Ignition On - Engine Running 42°C (108°F)
48 km/h (30 MPH) 49°C (120°F)
80 km/h (50 MPH) 63°C (145°F)
Transmission Hot Mode - No This Parameter Identifier (PID) indicates whether or not the default Transmission Hot Mode shift pattern is active.
Transmission Input Speed Sensor Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Input Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Input Speed Sensor Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Input Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Input Speed Sensor Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission Intermediate Speed Sensor 1 0 km/h (0 MPH) 0 RPM This Parameter Identifier (PID) displays the current speed of the Intermediate Speed Sensor 1.
48 km/h (30 MPH) 1170 RPM
80 km/h (50 MPH) 2754 RPM
Transmission Intermediate Speed Sensor 1 Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 1 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Intermediate Speed Sensor 1 Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 1 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Intermediate Speed Sensor 1 Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission Intermediate Speed Sensor 2 0 km/h (0 MPH) 0 RPM This Parameter Identifier (PID) displays the current speed of the Intermediate Speed Sensor 2.
48 km/h (30 MPH) 1166 RPM
80 km/h (50 MPH) 2754 RPM
Transmission Intermediate Speed Sensor 2 Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 2 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Intermediate Speed Sensor 2 Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Intermediate Speed Sensor 2 direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Intermediate Speed Sensor 2 Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission ISS Ignition On - Engine Off 0 RPM This Parameter Identifier (PID) contains the undefaulted, raw transmission input speed (the speed at the input of the gear box) determined from the speed measured by the Transmission Input Speed Sensor with the application of factors to account for the location of the sensor.
Ignition On - Engine Running 551 RPM
48 km/h (30 MPH) 1166 RPM
80 km/h (50 MPH) 1184 RPM
Transmission OSS 0 km/h (0 MPH) 0 RPM This Parameter Identifier (PID) displays the current speed of the Output Shaft Speed Sensor.
48 km/h (30 MPH) 1159 RPM
80 km/h (50 MPH) 1720 RPM
Transmission Output Speed Sensor Direction Forward Forward This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Output Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input.
Reverse Reverse
Transmission Output Speed Sensor Direction Signal Forward 0.05 ms This Parameter Identifier (PID) contains the enumerated state of the raw Transmission Output Speed Sensor direction information. This parameter will display Undetermined State, until the TCM receives the speed sensor input. contains the Transmission Output Speed Sensor Direction ON Period Time in milliseconds. This PID will display 0.00 ms until the TCM receives the speed sensor input
Reverse 0.18 ms
Transmission Range Sensor 1 P 13% This Parameter Identifier (PID) contains the raw PWM duty cycle for Transmission Range Sensor 1/A that is wired to the TCM.
R 47%
N 61%
D 75%
L 86%
Transmission Range Sensor 2 P 87% This Parameter Identifier (PID) contains the raw PWM duty cycle for Transmission Range Sensor 2/B that is wired to the ECM.
R 53%
N 39%
D 25%
L 14%
Vehicle Speed - Varies This Parameter Identifier (PID) contains the undefaulted vehicle speed calculated from the Transmission Output Speed Sensor.
K71 Transmission Control Module - Scan Tool Control Functions

Control Function Description
High Side Driver 1-2 Overrides the state of the High Side Driver Output
Shift Transmission Gear Overrides the commanded gear output
Transmission Control Solenoid Valve 1-8 Overrides the state of the Transmission Control Solenoid Valve - On or Off
Transmission Control Solenoid Valve 1-8 Current Overrides the current of the Transmission Control Solenoid Valve - 0-1.2 A
Torque Converter Clutch - Dynamic Test Overrides the state of the Transmission Control Solenoid Valve that operates the Torque Converter Clutch, to be used during a road test.
Torque Converter Clutch - Static Test Overrides the state of the Transmission Control Solenoid Valve that operates the Torque Converter Clutch, to be used when the engine is not running.