Nissan Juke Service and Repair Manual : Unexpected brake pedal reaction

Description

A malfunction of brake pedal feel (height or others) is detected when brake pedal is depressed.

Diagnosis Procedure

1.CHECK FRONT AND REAR AXLE

Check that there is no excessive looseness in front and rear axle.

Front axle
- MR16DDT: Refer to FAX-9, "Inspection".

- HR16DE: Refer to FAX-41, "Inspection".

- K9K: Refer to FAX-66, "Inspection".

Rear axle
- 2WD: Refer to RAX-4, "Inspection".

- 4WD: Refer to RAX-12, "Inspection".

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace error-detected parts.

2.CHECK DISC ROTOR

Check disc rotor runout.

Front
- LHD: Refer to BR-16, "DISC ROTOR : Inspection and Adjustment".

- RHD: Refer to BR-84, "DISC ROTOR : Inspection and Adjustment".

Rear
- LHD: Refer to BR-18, "DISC ROTOR : Inspection and Adjustment".

- RHD: Refer to BR-86, "DISC ROTOR : Inspection and Adjustment".

Is the inspection result normal? YES >> GO TO 3.

NO >> Refinish disc rotor.

Front
- LHD: Refer to BR-16, "DISC ROTOR : Inspection and Adjustment".

- RHD: Refer to BR-84, "DISC ROTOR : Inspection and Adjustment".

Rear
- LHD: Refer to BR-18, "DISC ROTOR : Inspection and Adjustment".

- RHD: Refer to BR-86, "DISC ROTOR : Inspection and Adjustment".

3.CHECK BRAKE FLUID LEACKAGE

Check fluid leakage.

Front
- LHD: Refer to BR-30, "FRONT : Inspection".

- RHD: Refer to BR-97, "FRONT : Inspection".

Rear
- LHD: Refer to BR-39, "REAR : Inspection".

- RHD: Refer to BR-105, "REAR : Inspection".

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace error-detected parts.

4.CHECK BRAKE PEDAL

Check each item of brake pedal.

LHD: Refer to BR-9, "Inspection and Adjustment".

RHD: Refer to BR-77, "Inspection and Adjustment".

Is the inspection result normal? YES >> GO TO 5.

NO >> Adjust each item of brake pedal.

LHD: Refer to BR-9, "Inspection and Adjustment".

RHD: Refer to BR-77, "Inspection and Adjustment".

5.CHECK BRAKING FORCE

Check brake force using a brake tester.

Is the inspection result normal? YES >> GO TO 6.

NO >> Check each components of brake system.

6.CHECK BRAKE PERFORMANCE

Disconnect ABS actuator and electric unit (control unit) connector so that ABS does not operate. Check that brake force is normal in this condition. Connect harness connectors after checking.

Is the inspection result normal? YES >> Normal

NO >> Check each components of brake system.

    Excessive operation frequency
    Description ESP function, TCS function, ABS function, EBD function and brake limited slip differential (BLSD) function operates in excessive operation frequency. Diagnosis Procedure 1.CHECK BRAK ...

    The braking distance is long
    Description Brake stopping distance is long when ABS function is operated. Diagnosis Procedure CAUTION: Brake stopping distance on slippery road like rough road, gravel road or snowy road may be ...

    Other materials:

    P0963 pressure control solenoid A
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test. >> GO TO 2. 2.CHECK DTC DETECTION 1. S ...

    Normal operating condition
    Description RELATED TO AUDIO The majority of the audio malfunctions are the result of outside causes (bad CD, electromagnetic interference, etc.). Check the symptoms below to diagnose the malfunction. The vehicle itself can be a source of noise if noise prevention parts or electrical equ ...

    Clutch master cylinder
    LHD : Exploded View 1. Reservoir hose 2. Reservoir tank 3. Master cylinder LHD : Removal and Installation REMOVAL CAUTION: Keep painted surface on the body or other parts free of clutch fluid. If it spills, wipe up immediately and wash the affected area with water. Never disassemb ...