Dtc P1631/65 Communication Error From Ecm To Skid Control Ecu
DESCRIPTION
INSPECTION PROCEDURE
DTC P1631/65 Communication Error from ECM to Skid Control ECU |
DTC U0100/78 Communication Stop from ECM to Distance Control ECU, VSC |
DESCRIPTION
Therefore, if the skid control ECU detects a communication error from the ECM, it sends a malfunction signal back to the ECM.DTC No.
| DTC Detection Condition
| Trouble Area
|
P1631/65
| While the cruise control is either preparing for operation or operating, if the ECM continuously receives a logical error signal from the skid control ECU for a certain amount of time, the ECM records this logical error code
| - Communication circuit
- ECM
- Skid control ECU
|
U0100/78
| While the cruise control is either preparing for operation or operating, if the ECM continuously receives a communication cut off signal from the skid control ECU for a certain amount of time, the ECM records this communication cut off code
| - Communication circuit
- ECM
- Skid control ECU
|
INSPECTION PROCEDURE
- HINT:
- This circuit uses CAN communication. Therefore, if there are any malfunctions in the communication circuit, one or more DTCs in the CAN communication system are output.
| 1.CHECK CAN COMMUNICATION SYSTEM |
Refer to HOW TO PROCEED WITH TROUBLESHOOTING (RAV4_ACA30 RM000001RSO048X.html).