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
NEXT | ![]() |
END |
Toyota CH-R Service Manual > Lin Communication System: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
LIN Communication System
DTC No.
Detection Item
Link
B1206
P/W Master Switch Communication Stop
B1249
Double Locking ECU Communication Stop
...
Toyota CH-R Service Manual > Lighting System: Freeze Frame Data
FREEZE FRAME DATA
FREEZE FRAME DATA (for LED Headlight)
(a) Whenever a lighting system DTC is stored, the headlight ECU sub-assembly
LH stores the current vehicle state as freeze frame data.
CHECK FREEZE FRAME DATA (for LED Headlight)
(a) Connect the Techstream to the DLC3.
(b) Turn the ignit ...