P1631

CRUISE CONTROL: CRUISE CONTROL SYSTEM: P1631/65,U0100/78: Communication Error from ECM to Skid Control ECU
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.





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.

PROCEDURE

1. CHECK CAN COMMUNICATION SYSTEM

Refer to HOW TO PROCEED WITH TROUBLESHOOTING How to Proceed With Troubleshooting.

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