

Diagnostic procedure


Dtc p0762
Dtc p0766Mazda 6 Service Manual: Sunroof relay inspection
Note
Sunroof relay is built in the sunroof motor.
1. Remove the headliner. (See HEADLINER REMOVAL/INSTALLATION.)
2. Connect the sunroof switch connector.
3. Measure the voltage at the sunroof relay terminals as indicated below.
4. Disconnect the sunroof relay connector before inspecting fo ...
Mazda 6 Service Manual: Heater core inspection
1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.)
2. Remove the heater core from the A/C unit.
3. Inspect for cracks, damage, and coolant leakage.
If any problems are found, replace the heater core.
4. Inspect for bent fins.
If any are bent, use a flathead screwdriver to stra ...