Mazda Mazda6 Workshop Manual Supplement page 850

ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]
ON-BOARD DIAGNOSTIC [MULTIPLEX COMMUNICATION SYSTEM]
MULTIPLEX COMMUNICATION SYSTEM
Outline
• If the controller area network (CAN) system is malfunctioning, read the DTCs of the following modules, using
the SST (WDS or equivalent) to determine the malfunctioning system.
— PCM
— TCM
— ABS (ABS/TCS) HU/CM (with ABS (ABS/TCS))
— DSC HU/CM (with DSC)
— 4WD control module
— Instrument cluster
A6E816255430201
T
T–39