Inspect for continuity between the power outside mirror switch terminals using an ohmmeter.


Power outside mirror switch removal/installation
Rearview mirrorMazda 6 Service Manual: Abs (abs/tcs) hu/cm removal/installation
Caution
When replacing the ABS (ABS/TCS) HU/CM, configuration procedure
must be done before removing the ABS (ABS/TCS) HU/CM. If configuration is
not completed before removing the ABS (ABS/TCS) HU/CM, TCS will not work
properly (with TCS model).
Do not drop the ABS (ABS/TCS) HU/CM. Re ...
Mazda 6 Service Manual: Dtc c1145, c1155, c1165, c1175
Caution
When attaching the tester lead to the DSC HU/CM connector the SST
(49 G066 004) must be used.
Diagnostic procedure
...