1. Remove the A/C unit. (See A/C UNIT REMOVAL/INSTALLATION.)
2. Remove the evaporator from the A/C unit.
3. Inspect for cracks, damage, and oil leakage.
4. Inspect for bent fins.
Expansion valve removal/installation
Heater core inspectionMazda 6 Service Manual: Precautions before welding
Vehicles have various electrical parts. To protect the parts from excessive
current generated when welding, be sure to perform the following procedure.
1. Turn the ignition switch to the LOCK position.
2. Disconnect the battery cables.
3. Securely connect the welding machine to the ground nea ...
Mazda 6 Service Manual: Dehumidifying (With air conditioner)
Operate the air conditioner in cool or cold weather to help defog the windshield
and side windows.
1. Set the mode selector dial to the desired position.
2. Set the air intake selector to the outside air position (indicator light turns
off).
3. Set the temperature control dial to the desired ...