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:

    P1829 accelerator pedal position sensor
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If “DTC CONFIRMATION PROCEDURE” has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test. >> GO TO 2. 2.DTC REPRODUCTION PROCEDURE With ...

    Power supply and ground circuit
    Navi control unit NAVI CONTROL UNIT : Diagnosis Procedure 1.CHECK FUSE Check for blown fuses. Is inspection result OK? YES >> GO TO 2. NO >> Be sure to eliminate cause of malfunction before installing new fuse. 2.CHECK POWER SUPPLY CIRCUIT Check voltage between NAVI control ...

    Plug
    Description Replace the O-ring if oil leakage or exudes from the plug. Exploded View 1. Plug 2. O-ring 3. O-ring 4. Plug : Always replace after every disassembly. : N·m (kg-m, ft-lb) : N·m (kg-m, in-lb) : Genuine NISSAN CVT Fluid NS-2 Removal and Insta NOTE: Replace the O-rings if ...