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Home >> Infiniti >> 2023 >> QX60 Pure, FWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System >> System Description >> Diagnosis System (EPS Control Unit) >> CONSULT Function
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CONSULT Function

APPLICATION ITEMS 

CONSULT can display each diagnostic item using the diagnostic test modes shown as per the following:

Diagnostic test mode Function
ECU Identification The part number stored in the control unit can be read.
Self Diagnostic Result Self-diagnostic results and freeze frame data can be read and erased quickly*
Data Monitor Input/Output data in the EPS control unit can be read.

*: The following diagnosis information is erased by erasing.

ECU IDENTIFICATION 

Displays the part number stored in the control unit.

SELF DIAGNOSTIC RESULT MODE 

Refer to DTC Index . When "CRNT" is displayed on self-diagnosis result.

When "PAST" is displayed on self-diagnosis result.

Freeze Frame Data (FFD) 

The following vehicle status is recorded when DTC is detected and is displayed:

Freeze Frame Data Item Unit Description
ODO/TRIP METER mi or km Display the odometer value from combination meter via CAN communication.
BATTERY VOLT V Displays the power supply voltage for EPS control unit.
IGN SW OFF/ON Display the status of ignition switch.
ENGINE STATUS STOP/RUN/CRANK Displays the engine status based on the engine status signal transmitted via CAN communications.
VEHICLE SPEED mph or km/h Display the vehicle speed from vehicle speed signal via CAN communication.
STEERING ANGLE SIGNAL deg Displays the steering angle based on steering angle signal transmitted via CAN communications.
STEERING TORQUE N.m Displays steering torque detected by torque sensor.
MOTOR CURRENT A Display the current value consumed by EPS motor.
C/U TEMP °C Displays the temperature of the EPS control unit.

DATA MONITOR MODE 

NOTE: SYMBOL The following table includes information (items) inapplicable to this vehicle: For information (items) applicable to this vehicle, refer to CONSULT display items.
Monitor item Unit Remarks
BATTERY VOLT V Displays the power supply voltage for EPS control unit.
STEERING TORQUE N.m Displays steering torque detected by torque sensor.
STEERING ANGLE SIGNAL deg Displays the steering angle based on steering angle signal transmitted via CAN communications.
MOTOR CURRENT A Display the current value consumed by EPS motor.
C/U TEMP °C Displays the temperature of the EPS control unit.
ASSIST LEVEL % Displays the current percentage of the allowable assist ratio EPS motor.
VEHICLE SPEED mph or km/h Display the vehicle speed from vehicle speed signal via CAN communication.
WARNING LAMP OFF/ON Displays the control status of power steering warning lamp.
STEERING ANGLE SENSOR STATUS ABNORMAL/NORMAL Displays the status of steering angle based on the steering angle status signal transmitted via CAN communications.
ENGINE STATUS STOP/RUN/CRANK Displays the engine status based on the engine status signal transmitted via CAN communications.
HEAT PROTECT STATUS NORMAL/PRTECT Displays the status of overheat protection.