Toyota CH-R Service Manual: Vehicle Information Not Obtained (C1A02)
DESCRIPTION
When a new millimeter wave radar sensor assembly is installed, it receives vehicle specification information (destination) from the main body ECU (multiplex network body ECU) and stores the information.
DTC C1A02 is stored when the millimeter wave radar sensor assembly cannot store the vehicle specification information from the main body ECU (multiplex network body ECU).
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1A02 |
Vehicle Information Not Obtained |
At a vehicle speed of 50 km/h (31 mph) or higher the millimeter wave radar sensor assembly cannot store the vehicle specification information for approximately 0.1 seconds or more. |
Millimeter wave radar sensor assembly |
PROCEDURE
|
1. |
GO TO DYNAMIC RADAR CRUISE CONTROL SYSTEM |
Click here .gif)
| NEXT | .gif) |
END |
Yaw Rate Sensor (C1A46)
DESCRIPTION
The millimeter wave radar sensor assembly receives yaw rate and acceleration
sensor (airbag sensor assembly) signals from the airbag sensor assembly and skid
control ECU (brake actuat ...
Front Radar Sensor Incorrect Axial Gap (C1A11,C1A14)
DESCRIPTION
When the system determines that the vehicle is driving straight ahead based on
signals from the yaw rate and acceleration sensor (airbag sensor assembly), etc.,
the millimeter wave ra ...
Other materials:
Toyota CH-R Service Manual > Fog Light Assembly: Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE
1. REMOVE FRONT BUMPER ASSEMBLY
Click here
2. REMOVE FOG LIGHT ASSEMBLY
(a) Remove the 2 screws.
...
Toyota CH-R Service Manual > Lighting System: Back Door Courtesy Switch Circuit
DESCRIPTION
The main body ECU (Multiplex Network Body ECU) receives a back door open/closed
signal from back door lock assembly.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Before replacing the main ECU (multiplex network body ECU), refer to Registration*1.
Click here
*1: w/ S ...
Toyota C-HR (AX20) 2023-2026 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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