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Home >> Pontiac >> 2007 >> Grand Prix V6-3.8L SC >> Repair and Diagnosis >> Starting and Charging >> Testing and Inspection >> Scan Tool Testing and Procedures >> Scan Tool Data Definitions
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Scan Tool Data Definitions



Scan Tool Data Definitions

Battery Voltage
- The scan tool displays 0-20 Volts. The scan tool displays the voltage as received on the battery positive voltage circuit of the module or the 72-08 battery voltage message from the DIM over class 2 lines.

Crank Request Signal
- The scan tool displays Yes/No. The scan tool displays the status of the crank request signal.

GEN F-Terminal Signal
- The scan tool displays the percentage of the field current.

GEN L-Terminal Signal Command
- The scan tool displays On/Off. The scan tool displays Off until the engine is running, then the engine control module (ECM)/powertrain control module (PCM) supplies then the percentage value varies depending on electrical loads.

Ignition 1 Signal
- The scan tool displays 0-20 Volts. The scan tool displays the voltage as received on the ignition 1 circuit to the ECM/PCM.

IMS
- The scan tool displays Park, Park/Reverse, Reverse, Reverse/Neutral, Neutral, Neutral/Drive 4, Drive 4, Drive 4/Drive 3, Drive 3, Drive 3/Drive 2, Drive 2, Drive 2/Drive 1, Drive 1, INVALID, and OPEN. The scan tool displays the physical position of the internal mode switch (IMS) of the transmission.

PNP Switch
- The scan tool displays Park/Neutral or In Gear. The scan tool displays the position of the transmission setting.

Regulate Voltage Control Current Sensor
- The scan tool displays 1-100 percent. The scan tool displays the percentage of the battery current sensor pulse width modulation (PWM) duty cycle signal.

Starter Relay Circuit Status
- The scan tool displays Incomplete, Short Gnd/Open, Short to B+ and OK. The scan tool displays the status of the CRANK Relay/STRTR Relay.

Starter Relay Circuit History
- The scan tool displays Open, Short, Invalid and OK. The scan tool displays history status of the CRANK Relay/STRTR Relay.

Starter Relay Command
- The scan tool displays ON/OFF. The scan tool displays Off until the ignition is placed into the CRANK position, then it reads On.

Starter Switch
- The scan tool displays ON/OFF. The scan tool displays ON when the ignitions switch is in the Start position.

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