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 |
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| 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 > Center Airbag Sensor Assembly: On-vehicle Inspection
ON-VEHICLE INSPECTION
CAUTION / NOTICE / HINT
CAUTION:
Be sure to correctly follow the removal and installation procedures for the airbag
sensor assembly.
PROCEDURE
1. INSPECT AIRBAG SENSOR ASSEMBLY (for Vehicle not Involved in Collision)
(a) Perform a diagnostic system check.
Click here
...
Toyota CH-R Service Manual > Windshield Deicer System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
If the battery voltage becomes low, windshield deicer operation is canceled to
prioritize supplying power to the power steering system.
Click here
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected ar ...
Toyota CH-R Owners Manual
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Toyota CH-R Service Manual
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