Pedal Vibration or ABS Operation Sound Occurs

PEDAL VIBRATION OR ABS OPERATION SOUND OCCURS


Diagnosis Procedure


CAUTION:
Under the following conditions, ABS is activated and vibration is felt when brake pedal is lightly depressed (just place a foot on it). However, this is normal.
- When shifting gears
- When driving on slippery road
- During cornering at high speed at approximately 50 mm (1.97 in) or more
1.SYMPTOM CHECK 1
Check that there are pedal vibrations when the engine is started.
Do vibrations occur?
YES - GO TO 2.
NO - Inspect the brake pedal.
2.SYMPTOM CHECK 2
Check that there are ABS operation noises when the engine is started.
Do the operation noises occur?
YES - GO TO 3.
NO - Perform self-diagnosis.
3.SYMPTOM CHECK 3
Check symptoms when electrical component (headlamps, etc.) switches are operated.
Do symptoms occur?
YES - Check if there is a radio, antenna, antenna lead wire, or wiring close to the control unit. If there is, move it farther away.
NO - Normal