Mazda 6 Service Manual: Multiplex communication system

Mazda 6 Service Manual / Body electrical system / On-board diagnostic [multiplex communication system] / Multiplex communication system

Outline

In case 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

- DSC HU/CM (with DSC)

- ABS (ABS/TCS) HU/CM (with ABS (ABS/TCS)

- Instrument cluster

Flowchart

Use the following flowchart to verify the cause of the trouble.

On-board diagnostic [multiplex communication system]

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Dtc table

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Other materials:

Mazda 6 Service Manual: Dtc c1095, c1096
Caution When attaching the tester lead to the ABS (ABS/TCS) HU/CM harnesses connector the SST (49 G066 001) must be used. (See ABS (ABS/TCS) HU/CM INSPECTION.) Diagnostic procedure ...

Mazda 6 Service Manual: Indication/Indicator Lights
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