Mazda 6 Service Manual: 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.
Dtc table
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Other materials:
Mazda 6 Service Manual: Procedures for determining the location of a malfunction
System Wiring Diadram
PCM
1. Check the display of DTC U0121 and/or U0155, using the SST (WDS or
equivalent). (See DTC TABLE.)
2. Referring to the following table, determine the malfunctioning part of the
CAN system.
ABS/TCS HU/CM or DSC HU/CM
1. Accec and monitor the PCM MSG and IC MSGo ...
Mazda 6 Service Manual: Camera and Sensors
Forward Sensing Camera (FSC)
The Forward Sensing Camera (FSC) detects lane indications and recognizes headlights,
taillights and city lights during nighttime driving. In addition, it also detects
the vehicle ahead, pedestrians, or obstructions. The following systems also use
the Forward Sensi ...