Pedal Vibration or ABS Operation Sound Occurs

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 (50 mm (1.97 in) or more]
^ When pulling away just after starting engine (at approximately 10 km/h (6MPH) or higher)

1. SYMPTOM CHECK 1
Check if pedal vibration or operation sound occurs when the engine is started.
OK or NG
OK >> GO TO 2.
NG >> Perform self-diagnosis. Refer to BRC-25, "Self-Diagnosis". Self-Diagnosis

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 the control unit (or its wiring), and if there is, move it farther away.
NO >> GO TO 3. CHECK WHEEL SENSOR. Refer to BRC-54, "Excessive ABS Function Operation Frequency". Excessive ABS Function Operation Frequency