B2621

DTC B2621 COMMUNICATION INTERRUPTION

CIRCUIT DESCRIPTION

Detection Item:

The multiplex tilt & telescopic ECU forms a network with the ECUs of other systems through the communication bus. Each ECU informs other ECUs that it connects with the network by outputting the specified signal (periodical signal) onto the communication bus on a regular schedule. The multiplex tilt & telescopic ECU detects the connection of each ECU based on the signal.

Wiring Diagram:

Step 1 - 2:

INSPECTION PROCEDURE