
Diagnostic procedure


Dtc b1921
Dtc b1996, b1997, b1998, b1999Mazda 6 Service Manual: Steering angle sensor inspection
With DSC
1. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION)
2. Disconnect the steering angle sensor connector.
3. Connect battery positive voltage to terminal A and ground to terminal F of
the steering angle sensor.
4. Turn the steering wheel to the right and left, and verify ...
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 clus ...