PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Brake System
Symptom |
Suspected Area |
Link |
---|---|---|
Low or spongy pedal |
Fluid leaks in brake system |
- |
Air in brake system |
|
|
Front brake piston seals (worn or damaged) |
|
|
Brake master cylinder sub-assembly (faulty) |
|
|
Brake booster push rod (adjustment necessary) |
|
|
Parking brake actuator O-ring |
|
|
Brake drag |
Brake pedal free play (insufficient) |
|
Parking brake actuator |
|
|
Front disc brake pad (cracked or distorted) |
|
|
Rear disc brake pad (cracked or distorted)*1 |
|
|
Rear disc brake pad (cracked or distorted)*2 |
|
|
Front brake piston (stuck) |
|
|
Front brake piston (seized) |
|
|
Vacuum leaks in booster system |
|
|
Brake master cylinder sub-assembly (faulty) |
|
|
Brake pull |
Front brake piston (stuck) |
|
Front disc brake pad (oily) |
|
|
Rear disc brake pad (oily)*1 |
|
|
Rear disc brake pad (oily)*2 |
|
|
Front brake piston (seized) |
|
|
Front disc (scored) |
|
|
Rear disc (scored)*1 |
|
|
Rear disc (scored)*2 |
|
|
Front disc brake pad (cracked or distorted) |
|
|
Rear disc brake pad (cracked or distorted)*1 |
|
|
Rear disc brake pad (cracked or distorted)*2 |
|
|
Hard pedal but braking inefficient |
Fluid leaks in brake system |
- |
Air in brake system |
|
|
Front disc brake pad (worn) |
|
|
Rear disc brake pad (worn)*1 |
|
|
Rear disc brake pad (worn)*2 |
|
|
Front disc brake pad (cracked or distorted) |
|
|
Rear disc brake pad (cracked or distorted)*1 |
|
|
Rear disc brake pad (cracked or distorted)*2 |
|
|
Front disc brake pad (oily) |
|
|
Rear disc brake pad (oily)*1 |
|
|
Rear disc brake pad (oily)*2 |
|
|
Front disc brake pad (glazed) |
|
|
Rear disc brake pad (glazed)*1 |
|
|
Rear disc brake pad (glazed)*2 |
|
|
Front disc (scored) |
|
|
Rear disc (scored)*1 |
|
|
Rear disc (scored)*2 |
|
|
Vacuum leaks in booster system |
|
|
Noise from brakes |
Front disc brake pad (cracked or distorted) |
|
Rear disc brake pad (cracked or distorted)*1 |
|
|
Rear disc brake pad (cracked or distorted)*2 |
|
|
Front brake cylinder mounting bolt (loose) |
|
|
Rear brake cylinder mounting bolt (loose)*1 |
|
|
Rear brake cylinder mounting bolt (loose)*2 |
|
|
Front disc (scored) |
|
|
Rear disc (scored)*1 |
|
|
Rear disc (scored)*2 |
|
|
Front disc brake pad support plate (loose) |
|
|
Rear disc brake pad support plate (loose)*1 |
|
|
Rear disc brake pad support plate (loose)*2 |
|
|
Front brake slide pin (worn) |
|
|
Rear brake slide pin (worn)*1 |
|
|
Rear brake slide pin (worn)*2 |
|
|
Front disc brake pad (dirty) |
|
|
Rear disc brake pad (dirty)*1 |
|
|
Rear disc brake pad (dirty)*2 |
|
|
Front disc brake pad (glazed) |
|
|
Rear disc brake pad (glazed)*1 |
|
|
Rear disc brake pad (glazed)*2 |
|
|
Front brake anti-squeal shim (damaged) |
|
Toyota CH-R Service Manual > Pre-collision System: Stop Light Relay Circuit (C1A4B)
DESCRIPTION
The skid control ECU (brake actuator assembly) sends a stop light operation request
signal to the stop light switch assembly. If the skid control ECU (brake actuator
assembly) detects a malfunction in the stop light switch assembly circuit, the millimeter
wave radar sensor assembl ...
Toyota CH-R Service Manual > Axle System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms. If multiple
suspected areas are listed, the potential causes of the symptoms are listed in order
of probability in the "Suspected Area" column of the table. Check each symptom by
check ...