
Diagnostic procedure

Dtc b1231
Dtc b1869, b1870Mazda 6 Service Manual: Sunroof motor inspection
Motor
1. Remove the sunroof motor.
2. Apply battery positive voltage to the sunroof motor terminals and inspect
the operation of the sunroof motor.
If not as specified, replace the sunroof motor.
Limit Switch
1. Remove the headliner. (See HEADLINER REMOVAL/INSTALLATION.)
2. Verify t ...
Mazda 6 Service Manual: Power steering pressure (psp) switchinspection
Note
Perform the following inspection only when directed.
Continuity Inspection
1. Inspect the following if the power steering is inoperative (See POWER
STEERING FLUID INSPECTION.):
Power steering fluid level
Power steering fluid leakage
Power steering fluid pressure
2. Disconne ...