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
ESP function, TCS function, ABS function, EBD function and brake limited slip
differential (BLSD) function
does not operate.
Diagnosis Procedure
CAUTION:
• ESP function, TCS functio ...
Vehicle jerks during
Description
The vehicle jerks when ESP function, TCS function, ABS function, EBD function
or brake limited slip differential
(BLSD) function operates.
Diagnosis Procedure
1.CHECK SYMPTOM
Check ...
Other materials:
Symptom diagnosis
SYSTEM SYMPTOM
Symptom Table
The diagnostics item numbers show the sequence for inspection. Inspect in
order from item 1.
...
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions when the
noise occurs and any of
the customer's comments; refer to DLK-139, &q ...
A-bag branch line circuit
Diagnosis Procedure
WARNING:
• Before servicing, turn ignition switch OFF, disconnect battery negative
terminal, and wait 3 minutes
or more. (To discharge backup capacitor.)
• Never use unspecified tester or other measuring device.
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disco ...
