Nissan Rogue Service 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.

•  2WD: Refer to FAX-7, "Inspection" (front) or RAX-6, "Inspection" (rear).

 AWD: Refer to FAX-38, "Inspection" (front) or RAX-14, "Inspection" (rear).

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: Refer to BR-11, "DISC BRAKE ROTOR : Inspection".
•  Rear: Refer to BR-13, "DISC BRAKE ROTOR : Inspection".

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

NO >> Refinish the disc rotor.

3.CHECK BRAKE FLUID LEAKAGE

Check fluid leakage.

Refer to BR-8, "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. Refer to BR-15, "Adjustment".

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

NO >> Adjust each item of brake pedal. Refer to BR-15, "Adjustment".

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.