Nissan Juke Service and Repair Manual : Diagnosis system (EPS control unit)

Consult-III Function

FUNCTION

CONSULT-III can display each diagnostic item using the diagnostic test modes shown following.

*: The following diagnosis information is erased by erasing.


*: The following diagnosis information is erased by erasing.

DTC
Freeze frame data (FFD)

ECU IDENTIFICATION

Displays the part number stored in the control unit.

SELF-DIAG RESULTS MODE

Refer to STC-14, "DTC Index".

When CRNT is displayed on self-diagnosis result.

The system is presently malfunctioning.

When PAST is displayed on self-diagnosis result.

System malfunction in the past is detected, but the system is presently normal.

FREEZE FRAME DATA (FFD)

The following vehicle status is recorded when DTC is detected and is displayed on CONSULT-III.

DATA MONITOR MODE


DATA MONITOR MODE

*1: Almost in accordance with the value of MOTOR SIG. It is not a


*1: Almost in accordance with the value of MOTOR SIG. It is not a malfunction though these values are not accorded when steering quickly.

*2: Normally displays 100%. In case of an excessive stationary steering, the assist curvature gradually falls. However, it returns to 100% when left standing.

*3: It is not a malfunction, though it might not be corresponding just after ignition switch in turned ON.

*4: Displays NORMAL in models without Nissan Dynamic Control System.

    System
    EPS system : System Description EPS control unit performs an arithmetical operation on data, such as steering wheel turning force (sensor signal) from the torque sensor, vehicle speed signal, etc ...

    ECU diagnosis information
    EPS control unit Reference Value VALUES ON THE DIAGNOSIS TOOL CAUTION: The output signal indicates the EPS control unit calculation data. The normal values will be displayed even in the event t ...

    Other materials:

    P0715 input speed sensor A
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. NOTE: If DTC CONFIRMATION PROCEDURE has been previously performed, always turn ignition switch OFF and wait at least 10 seconds before performing the next test. After the repair, p ...

    The ambient temperature display is incorrect
    Description The displayed ambient air temperature is higher than the actual temperature. The displayed ambient air temperature is lower than the actual temperature. Diagnosis Procedure NOTE: Check that the symptom is not applicable to the normal operating condition before starting diagn ...

    Service
    Never use electrical test equipment to check SRS circuits unless instructed to in this Service Manual. Before servicing the SRS, turn ignition switch OFF, disconnect battery negative terminal and wait at least 3 minutes. For approximately 3 minutes after the battery negative terminal ar ...