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.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
- The pre-collision system uses the CAN communication system. First, confirm that there are no malfunctions in the CAN communication system. Refer to How to Proceed with Troubleshooting.
|
Symptom |
Suspected Area |
Link |
|---|---|---|
|
"Pre-Collision System Unavailable" is displayed |
Perform millimeter wave radar sensor assembly adjustment*1 |
|
|
Millimeter wave radar sensor assembly |
|
|
|
Combination meter assembly |
|
|
|
"Pre-Collision System Unavailable Clean Sensor" is displayed |
Foreign matter attached to millimeter wave radar sensor assembly |
- |
|
Millimeter wave radar sensor assembly |
|
|
|
Combination meter assembly |
|
|
|
"Front Camera Unavailable" is displayed |
Forward recognition camera |
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
"Front Camera Vision Blocked. Clean and Demist Windshield" is displayed |
Foreign matter attached to forward recognition camera or area of windshield in front of forward recognition camera |
- |
|
Forward recognition camera |
|
|
|
Combination meter assembly |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
Although there is possibility of collision, Pre-collision controls (all controls) do not operate ("Pre-collision System Unavailable" is not displayed) |
Check if pre-collision system is canceled |
- |
|
Vehicle condition/environment does not match the pre-collision system operation conditions (Confirm control operation conditions). |
|
|
|
Check installation condition of millimeter wave radar sensor assembly |
|
|
|
Perform millimeter wave radar sensor assembly adjustment |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
Check installation condition of forward recognition camera |
|
|
|
Perform forward recognition camera adjustment |
|
|
|
Forward recognition camera |
|
|
|
Although there is no possibility of collision, pre-collision controls (all controls) operate |
Vehicle condition/environment does not match the pre-collision system operation conditions (Confirm control operation conditions). |
|
|
Check installation condition of millimeter wave radar sensor assembly |
|
|
|
Perform millimeter wave radar sensor assembly adjustment |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
Check installation condition of forward recognition camera |
|
|
|
Perform forward recognition camera adjustment |
|
|
|
Forward recognition camera |
|
|
|
Pre-collision system does not operate |
Check if pre-collision system is canceled |
- |
|
ECU power source circuit |
|
|
|
Millimeter wave radar sensor assembly |
|
|
|
Pre-collision system cannot be canceled (PCS warning light does not illuminate) |
Combination meter assembly (check if indicator illuminates using Active Test) |
|
|
Millimeter wave radar sensor assembly |
|
|
|
Check steering pad switch assembly condition |
|
|
|
Combination meter assembly |
|
|
|
Pre-collision system warning timing cannot be changed (warning timing setting screen not displayed on multi-information display) |
Millimeter wave radar sensor assembly |
|
|
Combination meter assembly |
|
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*1: If error code 7 is output during beam axis alignment, clear the DTCs and perform beam axis alignment again.
Utility
UTILITY
NOTICE:
When replacing a millimeter wave radar sensor assembly, replace it with a new
one.
If the millimeter wave radar sensor assembly has been replaced or removed/installed,
be sure t ...
Terminals Of Ecu
TERMINALS OF ECU
CHECK MILLIMETER WAVE RADAR SENSOR
(a) Measure the voltage and resistance according to the value(s) in the table
below.
HINT:
If the result is not as specified, there may be a ...
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Toyota CH-R Service Manual > Theft Deterrent / Keyless Entry: Certification Ecu
Components
COMPONENTS
ILLUSTRATION
*1
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*2
ECU INTEGRATION BOX RH
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CAUTION / NOTICE / HINT
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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
KIA Niro EV / Hybrid (SG2) - (2021-2023) - Owner's manual
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