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.
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Test yourself
A quick Mazda 6 quiz: every answer comes with an explanation and a link to the manual page.
