B2621

STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: B2621: Communication Interruption

DTC B2621 - Communication Interruption

DESCRIPTION

The multiplex tilt and telescopic ECU forms a network with the ECUs of other systems through the communication bus. Each ECU informs the other ECUs that they are connected to the network by outputting a specified signal (periodical signal) to the communication bus at a regular schedule. The multiplex tilt and telescopic ECU detects the connection of each ECU based on the signal.






INSPECTION PROCEDURE

PROCEDURE

1. CHECK DTC (CAN COMMUNICATION SYSTEM)
(a) Check for DTC of the CAN communication system CAN Communication System.

Result





B -- REPLACE MULTIPLEX TILT AND TELESCOPIC ECU
A -- GO TO CAN COMMUNICATION SYSTEM (DIAGNOSTIC TROUBLE CODE CHART)