Toyota CH-R Service Manual: 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 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) |
|
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- *1: for TMC Made
- *1: for TMMT Made
Precaution
PRECAUTION
NOTICE:
This vehicle is equipped with an SRS (Supplemental Restraint System).
Failure to carry out service operations in the correct sequence could cause
the SRS to unexpe ...
Vacuum Pump
...
Other materials:
Toyota CH-R Service Manual > Wiper And Washer System: Precaution
PRECAUTION
IGNITION SWITCH EXPRESSIONS
(a) The type of ignition switch used on this model differs according to the specifications
of the vehicle. The expressions listed in the table below are used in this section.
Expression
Ignition Switch (Position)
Engine Swi ...
Toyota CH-R Service Manual > Pre-collision System: Lost Communication with Cruise Control Front Distance Range Sensor (U0235)
DESCRIPTION
The millimeter wave radar sensor assembly is connected to the skid control ECU
(brake actuator assembly) by a CAN communication line.
When entering test mode, the skid control ECU (brake actuator assembly) communicates
with the millimeter wave radar sensor assembly and determines w ...
Toyota C-HR (AX20) 2023-2025 Owner's Manual
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Toyota CH-R Service Manual
- Introduction
- Maintenance
- Audio / Video
- Cellular Communication
- Navigation / Multi Info Display
- Park Assist / Monitoring
- Brake (front)
- Brake (rear)
- Brake Control / Dynamic Control Systems
- Brake System (other)
- Parking Brake
- Axle And Differential
- Drive Shaft / Propeller Shaft
- K114 Cvt
- 3zr-fae Battery / Charging
- Networking
- Power Distribution
- Power Assist Systems
- Steering Column
- Steering Gear / Linkage
- Alignment / Handling Diagnosis
- Front Suspension
- Rear Suspension
- Tire / Wheel
- Tire Pressure Monitoring
- Door / Hatch
- Exterior Panels / Trim
- Horn
- Lighting (ext)
- Mirror (ext)
- Window / Glass
- Wiper / Washer
- Door Lock
- Heating / Air Conditioning
- Interior Panels / Trim
- Lighting (int)
- Meter / Gauge / Display
- Mirror (int)
- Power Outlets (int)
- Pre-collision
- Seat
- Seat Belt
- Supplemental Restraint Systems
- Theft Deterrent / Keyless Entry
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