A/C Unit Removal/Installation: Notes

WARNING: This page is about a different car, the 2004 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable.
Discharge the refrigerant from the system. See REFRIGERANT CHARGING .
Drain the engine coolant. See ENGINE COOLANT REPLACEMENT .
Remove the dynamic chamber.
Remove the dashboard. See INSTRUMENT CLUSTER REMOVAL/INSTALLATION .
Remove the theft-deterrent control module. See THEFT-DETERRENT CONTROL MODULE REMOVAL/INSTALLATION .
CAUTION:
- If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.
Remove in the order indicated in the table. Do not allow compressor oil to spill.

Fig 1: Disconnecting Engine Coolant Hoses
Courtesy of MAZDA MOTORS CORP.

Fig 2: Removing Refrigerant Lines
Courtesy of MAZDA MOTORS CORP.

Fig 3: Removing/Installing A/C Unit
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.
Perform the refrigerant system performance test. See REFRIGERANT SYSTEM PERFORMANCE TEST .