DTC P1630 Communication Error from VSC to ECM; DTC U0122 Lost Communication with Vehicle Dynamics Control Module: Description
The skid control ECU sends signals such as cruise control cancel demand signal, brake operation demand response signal from the ECM, etc. to the ECM when the dynamic laser cruise control system is in operation.
DTC DETECTION CONDITION AND TROUBLE AREA
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| P1630 | While the dynamic laser cruise control is either preparing for operation or operating, if the communication data from the skid control ECU is inconsistent logically for a certain amount of time or more, the ECM records the logical error code. |
|
| U0122 | While the dynamic laser cruise control is either preparing for operation or operating, if the communication data from the skid control ECU is invalid for a certain amount of time or more, the ECM records the communication cut off code. |
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