
Diagnostic procedure

Dtc 21
Dtc 31Mazda 6 Service Manual: A/c compressor removal/installation
1. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.)
3. Remove the right side splash shield and mudguard (L.H.D. only).
4. Loosen the drive belt and remove it.
Caution
If moisture or foreign material enters the refrigeration ...
Mazda 6 Service Manual: Audio control switch inspection
1. Disconnect the negative battery cable.
2. Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE
REMOVAL/INSTALLATION.)
3. Disconnect the audio control switch connector.
4. Measure the resistance and inspect for continuity between the cruise
control switch terminals using a ...