B2621 - Communication Interruption

CIRCUIT DESCRIPTION
Tilt and telescopic ECU forms the network with ECU of other systems through communication bus. Each ECU informs to other ECU of the connection of itself to the network by outputting the specified signal (periodical signal) on to the communication bus with every fixed period of time.Tilt and telescopic ECU detects the connected condition of each ECU based on the signal.





DETECTING CONDITIONS





WIRING DIAGRAM

Step 1:

INSPECTION PROCEDURE