Toyota CH-R Service Manual: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Lighting System|
DTC No. |
Detection Item |
Note |
Link |
|---|---|---|---|
|
B1244 |
Light Sensor Circuit Malfunction |
- |
|
|
B242C |
Right Headlight ECU Malfunction |
- |
|
|
B242D |
Left Headlight ECU Malfunction |
- |
|
|
B242E |
Open in IG Circuit |
- |
|
|
B2439 |
Headlamp LH Circuit |
- |
|
|
B243A |
Headlamp RH Circuit |
- |
|
|
B2451 |
Vehicle Specifications have not been Stored |
- |
|
|
B2456 |
Left Headlight ECU Variation Error |
- |
|
|
U0073 |
Control Module Communication Bus OFF |
- |
|
|
U0100 |
Lost Communication with ECM / PCM "A" |
- |
|
|
U0129 |
Lost Communication with Brake System Control Module |
- |
|
|
U0142 |
Lost Communication with Body Control Module "B" |
- |
|
|
U0242 |
Lost Communication With Headlamp Control Module "B" |
- |
|
|
U1000 |
CAN Communication Failure (Message Registry) |
- |
|
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Data List / Active Test
DATA LIST / ACTIVE TEST
DATA LIST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference
values. Do not depend solely on these reference values when decidi ...
Light Sensor Circuit Malfunction (B1244)
DESCRIPTION
The automatic light control sensor detects ambient light. The sensor creates
an electrical signal based on the amount of light detected, and sends the signal
to the main body ECU (mul ...
Other materials:
Toyota CH-R Service Manual > Networking: Network Gateway Ecu
Components
COMPONENTS
ILLUSTRATION
*1
CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)
*2
ECU INTEGRATION BOX RH
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 2 INSTRUMENT PANEL LOWER FINISH PANEL
Click here
2. REMOVE ECU INTEGRATION BOX RH
...
Toyota CH-R Service Manual > Front Door Outside Moulding: Disassembly
DISASSEMBLY
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE FRONT DOOR UPPER OUTSIDE MOULDING PAD
(a) Remove the front door upper outside moulding pad.
...
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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