Toyota CH-R Service Manual: Lost Communication with Multi-axis Acceleration Sensor Module (U0125,U0129)
DESCRIPTION
The occupant detection ECU sends/receives signals to/from each ECU via CAN communication.
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
U0125 |
Lost Communication with Multi-axis Acceleration Sensor Module |
CAN communication error between the occupant detection ECU and acceleration sensor (CAN communication system malfunction) |
CAN communication system |
|
U0129 |
Lost Communication with Brake System Control Module |
CAN communication error between the occupant detection ECU and skid control ECU (CAN communication system malfunction) |
CAN communication system |
CAUTION / NOTICE / HINT
Refer to troubleshooting in CAN Communication System.
Click here .gif)
PROCEDURE
|
1. |
GO TO CAN COMMUNICATION SYSTEM |
(a) Go to CAN communication system.
Click here
| NEXT | .gif) |
END |
Rear Occupant Classification Sensor LH Circuit Malfunction (B1782)
DESCRIPTION
The rear occupant classification sensor LH circuit consists of the occupant detection
ECU and rear in weight detection sensor sub-assembly.
DTC B1782 is stored when a malfunction is de ...
Front Occupant Classification Sensor LH Circuit Malfunction (B1780)
DESCRIPTION
The front occupant classification sensor LH circuit consists of the occupant
detection ECU and front in weight detection sensor sub-assembly.
DTC B1780 is stored when a malfunction is ...
Other materials:
Toyota CH-R Service Manual > Power Steering System: Short in Motor Circuit (C1521-C1523,C1528,C1531-C1555)
DESCRIPTION
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
Warning Indicate
Return-to-normal Condition
Note
C1521
Short in Motor Circuit
Motor overcurrent
Powe ...
Toyota CH-R Service Manual > Steering Pad: On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to correctly follow the removal and installation procedures for the horn
button assembly.
PROCEDURE
1. INSPECT HORN BUTTON ASSEMBLY (for Vehicle not Involved in Collision)
(a) Perform a diagnostic system check.
Click here
(b) ...
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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