Pedal Vibration or ABS Operation Sound Occurs
CAUTION:
Under the following conditions, when brake pedal is lightly depressed (just place a foot on it), ABS is activated and vibration is felt. However, this is normal.
- When shifting gears
- When driving on slippery road
- During cornering at high speed
- When passing over bumps or grooves
- When pulling away just after starting engine [at approximately 10 km/h (6 MPH) or higher]
- SYMPTOM CHECK 1
Check if pedal vibration or operation sound occurs when engine is started.
OK or NG
OK : Perform self-diagnosis. Refer to "SELF-DIAGNOSIS ".
NG : GO TO 2.
- SYMPTOM CHECK 2
Check symptom when electrical component (headlamps, etc.) switches are operated.
Does the symptom occur when the electrical component (head lamp, etc.) switches are operated?
YES : Check if there is a radio, antenna, antenna lead wire, or wiring close to ABS actuator and electric unit (control unit) (or its wiring), and if there is, move it farther away.
NO : GO TO 2. CHECK WHEEL SENSOR. Refer to "EXCESSIVE ABS FUNCTION OPERATION FREQUENCY ".