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Home >> Nissan-Datsun >> 2017 >> Maxima SL >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System >> Ecu Diagnosis Information >> Power Steering Control Module >> Reference Value >> Values On The Diagnosis Tool
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Values On The Diagnosis Tool

Monitor item Data monitor
Condition Display value
BATTERY VOLT Engine running Battery voltage (V)
STEERING MODE Engine running NORML
STEERING ANGLE The steering wheel is not steered. Approx. 0.0 deg
The steering wheel is steered. Displays steering angle (deg)
STR ANG SPD The steering wheel is not steered. Approx. 0.0 deg/s
The steering wheel is steered. Displays steering angle speed (deg/s)
MOTOR CURRENT Engine running Steering wheel: Not steering (There is no steering force.) MAX approx. 10 A* 1
Steering wheel: Right or left turn Displays consumption current of power steering control module (A)
MTR REV SPD COMM Engine running Steering wheel: Not steering (There is no steering force.) Shows an almost constant value (rpm)
Steering wheel: Right or left turn The value changes as a steering speed (rpm)
MTR REV SPD Engine running Steering wheel: Not steering (There is no steering force.) Shows an almost constant value (rpm)* 2
Steering wheel: Right or left turn The value changes as a steering speed (rpm)* 2
C/U TEMP Engine running Displays temperature of inside power steering control module (°C or °F)
C/U TEMP A Engine running Displays temperature of inside power steering control module (°C or °F)
MTR ASSIST Engine running 100%* 3
ESTM VHCL SPD Vehicle stopped 0.00 km/h or mph
While driving Approximately equal to the indication on speedometer*4
(inside of +-10%)
WARNING LAMP Hydraulic pump electric power steering warning lamp: ON On
Hydraulic pump electric power steering warning lamp: OFF Off
ENGINE STATUS Engine not running STOP
Engine running RUN
Engine cranking CRANK
VHCL SPD JUDGE Vehicle speed signal can be received via CAN communication. OK
Vehicle speed signal cannot be received via CAN communication. NG

* 1: The value changes according to load of power steering motor.

* 2: This is in close agreement with a motor speed command value. Although a quick steering operation may cause disagreement, this is not a malfunction.

* 3: Usually, 100% is displayed. An excessive steering operation gradually lowers the percentage. When left standing, the percentage returns to 100%.

* 4: This may not agree with the speedometer indication immediately after the ignition switch is turned ON. This is not a malfunction.