Nissan Juke Service and Repair Manual : Diagnosis system [ABS actuator and electric unit (control unit)]

CONSULT-III Function

APPLICATION ITEMS

CONSULT-III can display each diagnostic item using the diagnostic test modes as follows.

*: The following diagnosis information is erased by erasing.


*: The following diagnosis information is erased by erasing.

DTC
Freeze frame data (FFD) ECU IDENTIFICATION

ABS actuator and electric unit (control unit) part number can be read.

SELF DIAGNOSTIC RESULT

Refer to BRC-31, "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)
When DTC is detected, a vehicle state shown below is recorded and displayed on CONSULT-III.

DATA MONITOR


DATA MONITOR


*: Refer to BRC-13, "System Description" for ON/OFF conditions of each


*: Refer to BRC-13, "System Description" for ON/OFF conditions of each warning lamp.

ACTIVE TEST

The active test is used to determine and identify details of a malfunction, based on self-diagnosis test result sand data obtained in the DATA MONITOR. In response to instructions from CONSULT-III, instead of those from ABS actuator and electric unit (control unit) on the vehicle, a drive signal is sent to the actuator to check its operation.

CAUTION:
Never perform ACTIVE TEST while driving the vehicle.

Always bleed air from brake system before ACTIVE TEST.

Never perform ACTIVE TEST when system is malfunctioning.

NOTE:

When active test is performed while depressing the pedal, the pedal depressing stroke may change. This is not a malfunction.

TEST IS STOPPED is displayed approx. 10 seconds after operation start.

When performing active test again after TEST IS STOPPED is displayed, select BACK.

ABS warning lamp and brake warning lamp may turn ON during active test. This is not a malfunction.

ABS IN Valve and ABS OUT Valve When Up, Keep or Down is selected on display screen, the following items are displayed when system is normal.

*: Immediately after being selected, status is On. Status changes to Off


*: Immediately after being selected, status is On. Status changes to Off after approx. 2 seconds.

ABS Motor
When On or Off is selected on display screen, the following items are displayed when system is normal.

ECU diagnosis information


    System
    System Description The system switches fluid pressure of each brake caliper to increase, to hold or to decrease according to signals from control unit in ABS actuator and electric unit (control ...

    ECU diagnosis information
    ABS actuator and electric unit (control unit) Reference Value CONSULT-III DATA MONITOR STANDARD VALUE *1: Confirm tire pressure is standard value. *2: Refer to valve operation in BRC-13, &qu ...

    Other materials:

    4WD branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the following terminals and connectors for damage, bend and loose connection (unit side and connector side). - 4WD control module - Harness connecoto ...

    Intelligent Key
    Replace the battery in the Intelligent Key as follows: 1. Remove the mechanical key from the Intelligent Key. 2. Insert a small screwdriver into the slit of the corner and twist it to separate the upper part from the lower part. Use a cloth to protect the casing. 3. Replace the battery with ...

    Removal and Disassembly
    When instructed to use SST, use specified tools. Always be careful to work safely, avoid forceful or uninstructed operations. Exercise maximum care to avoid damage to mating or sliding surfaces. Dowel pins are used for several parts alignment. When replacing and reassembling parts with ...