Nissan Juke Service and Repair Manual : Brake pedal vibration or operation sound occurs

Description

• Brake pedal vibrates and motor sound from ABS actuator and electric unit (control unit) occurs, when the engine starts.

• Brake pedal vibrates during braking.

CAUTION:
Vibration may be felt during brake pedal is lightly depressed (just placing a foot on it) in the following conditions. This is normal.

• When shifting gears
• When driving on slippery road • During cornering at high speed • When passing over bumps or grooves [Approx. 50 mm (1.97 in) or more] • When pulling away just after starting engine [at approx. 10 km/h (6.2 MPH) or higher]

Diagnosis Procedure

1.SYMPTOM CHECK 1

Check that there are pedal vibrations when the engine is started.

Do vibrations occur? YES >> GO TO 2.

NO >> Check brake pedal.

• LHD: Refer to BR-22, "Inspection and Adjustment".

• RHD: Refer to BR-90, "Inspection and Adjustment".

2.SYMPTOM CHECK 2

Check that motor noise from ABS actuator and electric unit (control unit) occurs when the engine starts.

Does the operation sound occur? YES >> GO TO 3.

NO >> Perform self-diagnosis for “ABS” with CONSULT-III.

3.SYMPTOM CHECK 3

Check symptoms when electrical component (headlamps, etc.) switches are operated.

Does the symptom occur? YES >> Check that radio (including wiring), antenna and antenna lead-in wires are not located near ABS actuator and electric unit (control unit). Move them if they are located near ABS actuator and electric unit (control unit).

NO >> Normal

    Does not operate
    Description ABS function and EBD function does not operate. Diagnosis Procedure CAUTION: ABS function and EBD function never operate when the vehicle speed is 10 km/h (6.2 MPH) or less. 1.CHE ...

    Vehicle jerks during
    Description The vehicle jerks when ABS function and EBD function operates. Diagnosis Procedure 1.CHECK SYMPTOM Check that the vehicle jerks when ABS function and EBD function operates. Is the i ...

    Other materials:

    Diagnosis system (BCM) (without intelligent key system)
    Common item COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM) APPLICATION ITEM CONSULT-III performs the following functions via CAN communication with BCM. SYSTEM APPLICATION BCM can perform the following functions for each system. NOTE: It can perform the diagnosis modes except the ...

    P0500 VSS
    Description The vehicle speed signal is sent to the combination meter from the “ABS actuator and electric unit (control unit)” by CAN communication line. The combination meter then sends a signal to the ECM by CAN communication line. DTC Logic DTC DETECTION LOGIC NOTE: • If DTC P050 ...

    P0327, P0328 KS
    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. TESTING CONDITION: Before performing the following proced ...