B1499

AIR CONDITIONING: AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System): B1499/99: Multiplex Communication Circuit

DTC B1499/99 - Multiplex Communication Circuit

DESCRIPTION





INSPECTION PROCEDURE

PROCEDURE

1. GO TO CAN COMMUNICATION SYSTEM
(a) Refer to the CAN communication system How to Proceed With Troubleshooting.
(b) If the CAN communication system is operating normally, proceed to the next step.
NEXT -- Continue to next step.
2. GO TO MULTIPLEX COMMUNICATION SYSTEM (BEAN)
(a) Refer to the multiplex communication system Initial Inspection and Diagnostic Overview.
NEXT -- END