Toyota Corolla Cross: Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Front Radar Sensor System|
DTC No. |
Detection Item |
DTC Output from |
Link |
|---|---|---|---|
|
C1A1100 |
Front Radar Sensor Optical Axis Misalignment Malfunction |
Front Radar Sensor |
|
|
C1A8C04 |
Main Microcomputer in Front Radar Sensor System Internal Failure |
Front Radar Sensor |
|
|
C1A8C46 |
Main Microcomputer in Front Radar Sensor Calibration/Parameter Memory Failure |
Front Radar Sensor |
|
|
C1A8D1C |
Power Supply Circuit in Front Radar Sensor Circuit Voltage Out of Range |
Front Radar Sensor |
|
|
C1A9000 |
Malfunction of Millimeter-wave Circuit in Front Radar Sensor |
Front Radar Sensor |
|
|
U010487 |
Lost Communication with Cruise Control Module Missing Message |
Front Radar Sensor |
|
|
U130C51 |
Software Incompatibility with Image Processing Module "A" Not Programmed |
Front Radar Sensor |
|
|
U130C57 |
Software Incompatibility with Image Processing Module "A" Invalid/Incompatible Software Component |
Front Radar Sensor |
|
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VEHICLE CONTROL HISTORY (RoB)
VEHICLE CONTROL HISTORY (RoB)
NOTICE:
Vehicle control history may be recorded due to the replacement or repair
of related parts.
When checking the Vehicle Control History, make sure to rec
Front Radar Sensor Optical Axis Misalignment Malfunction (C1A1100)
DESCRIPTION
The millimeter wave radar sensor assembly performs self-diagnosis
to check for misalignment of its beam axis. If misalignment is detected, the millimeter
wave radar sensor assembly st
Main Microcomputer in Front Radar Sensor System Internal Failure (C1A8C04,C1A8C46,C1A8D1C,C1A9000)
DESCRIPTION
When an internal malfunction is detected in the millimeter wave
radar sensor assembly, a DTC is stored.
DTC No.
Detection Item
DTC Detection Condition
SEE MORE:
Cooling System
DESCRIPTION The cause of the malfunction may be the cooling system.
Check whether the grille is blocked, whether coolant is leaking, the radiator fan operating condition and whether coolant has frozen. Related Parts Check
Area Inspection
Grille blockage, coolant amount, coolant
Initialization
INITIALIZATION
RESET BACK-UP BATTERY CONDITION
HINT:
If the back-up battery (mobilephone battery) has been replaced,
it is necessary to perform the Reset Backup Battery Condition procedure.
(a) Enter the following menus:
Body Electrical > Telematics > Utility
Tester Display
