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.
Front Wiper and Washer (w/ Rain Sensor)|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Front wipers do not operate at all |
ECU-IG1 NO. 4 fuse |
- |
|
Windshield wiper switch assembly |
|
|
|
Windshield wiper motor assembly |
|
|
|
Windshield wiper relay assembly |
|
|
|
No. 1 integration relay |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in AUTO |
Rain sensor tape |
- |
|
Rain sensor |
|
|
|
Windshield wiper switch assembly |
|
|
|
Windshield wiper relay assembly |
|
|
|
Windshield wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
When the front wiper switch is in AUTO, the rain sensor sensitivity cannot be adjusted by the controlling sensitivity setting switch |
Windshield glass (Rain sensor sensing portion) is dirty |
- |
|
Windshield wiper switch assembly |
|
|
|
Windshield wiper relay assembly |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in MIST |
Windshield wiper switch assembly |
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in LO |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Windshield wiper relay assembly |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in HI |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Windshield wiper relay assembly |
|
|
|
Harness or connector |
- |
|
|
Front washer motor does not operate |
WASHER fuse |
- |
|
Windshield washer motor and pump assembly |
|
|
|
Windshield wiper switch assembly |
|
|
|
Harness or connector |
- |
|
|
Washer fluid does not flow |
Washer fluid |
- |
|
Washer hose and nozzle |
- |
|
|
Front wipers do not operate when the front washer switch is on |
Windshield wiper motor assembly |
|
|
Windshield wiper relay assembly |
|
|
|
Harness or connector |
- |
|
|
When the front wiper switch is off, the wiper blades do not stop (park) or stop (park) in the wrong position |
Front wiper arm installation position |
|
|
Windshield wiper switch assembly |
|
|
|
Windshield wiper motor assembly |
|
|
|
Windshield wiper relay assembly |
|
|
|
Harness or connector |
- |
.gif)
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Front wipers do not operate at all |
WIPER fuse |
- |
|
Windshield wiper switch assembly |
|
|
|
Windshield wiper motor assembly |
|
|
|
No. 1 Integration relay |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in INT |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in MIST |
Windshield wiper switch assembly |
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in LO |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
Front wipers do not operate in HI |
Windshield wiper switch assembly |
|
|
Windshield wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
Front washer motor does not operate |
WASHER fuse |
- |
|
Windshield washer motor and pump assembly |
|
|
|
Windshield wiper switch assembly |
|
|
|
Harness or connector |
- |
|
|
Washer fluid does not flow |
Washer fluid |
- |
|
Washer hose and nozzle |
- |
|
|
Front wipers do not operate when the front washer switch is on |
Windshield wiper motor assembly |
|
|
Windshield wiper switch assembly |
|
|
|
Harness or connector |
- |
|
|
When the front wiper switch is off, the wiper blades do not stop (park) or stop (park) in the wrong position |
Front wiper arm installation position |
|
|
Windshield wiper switch assembly |
|
|
|
Windshield wiper motor assembly |
|
|
|
Harness or connector |
- |
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Rear wiper does not operate at all |
WIPER RR fuse |
- |
|
Windshield wiper switch assembly |
|
|
|
Rear wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
Rear wiper does not operate in INT |
Windshield wiper switch assembly |
|
|
Rear wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
Rear wiper does not operate in ON |
Windshield wiper switch assembly |
|
|
Rear wiper motor assembly |
|
|
|
Harness or connector |
- |
|
|
Rear washer motor does not operate |
WASHER fuse |
- |
|
Windshield washer motor and pump assembly |
|
|
|
Windshield wiper switch assembly |
|
|
|
Harness or connector |
- |
|
|
Washer fluid does not flow |
Washer fluid |
- |
|
Washer hose and nozzle |
- |
|
|
When the rear wiper switch is off, the wiper blade does not stop (park) or stops (parks) in the wrong position |
Rear wiper arm installation position |
|
|
Windshield wiper switch assembly |
|
|
|
Rear wiper motor assembly |
|
|
|
Harness or connector |
- |
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
Washer fluid level warning message on the multi-information display does not operate |
Level warning switch assembly |
|
|
Meter and gauge system |
|
|
|
Harness or connector |
- |
Operation Check
OPERATION CHECK
FRONT WIPER MOTOR AND LINK ASSEMBLY INSPECTION
(a) AUTO Wiper Inspection (w/ Rain Sensor)
(1) Continuously apply water to the windshield glass in front of the rain sensor.
(2) Turn ...
Terminals Of Ecu
TERMINALS OF ECU
CHECK WINDSHIELD WIPER RELAY ASSEMBLY (w/ Rain Sensor)
(a) Disconnect the F56 windshield wiper relay assembly connector.
(1) Measure the voltage and resistance on the wire harnes ...
Other materials:
Toyota CH-R Service Manual > Airbag System: Short in Rear Pretensioner Squib LH Circuit (B1925/78-B1928/78)
DESCRIPTION
The rear pretensioner squib LH circuit consists of the airbag sensor assembly
and rear seat 3 point type outer belt assembly LH.
The airbag sensor assembly uses this circuit to deploy the pretensioner when
deployment conditions are met.
These DTCs are stored when a malfunction is ...
Toyota CH-R Service Manual > Wireless Door Lock Control System(w/o Smart Key System): Data List / Active Test
DATA LIST / ACTIVE TEST
DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful because intermittent conditions or signals may ...
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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