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: Foreword
Outline
The OBD (on-board diagnostic) test inspects the integrity and function
of the air bag system and outputs the results when requested by the specific
tests.
OBD test also:
- Provides a quick inspection of the air bag system.
- Is usually performed at the start of each diagn ...
Mazda 6 Service Manual: Oil filter
OIL FILTER REPLACEMENT
For Europe (LF and L3 engine models)
Caution
To avoid damage to the oil filter, use only specified oil filter.
1. Remove the oil filter drain plug.
2. Untighten the oil filter cover for 2 turns and drain the engine oil.
Note
Oil could be easily drained when th ...