Operating Inspection
1. Verify that the starter operates only when the ignition switch is at the START position with the selector lever in P or N position.
2. Verify that the back-up lights illuminate when shifted to R position with the ignition switch at the ON position.
Continuity Inspection
Caution
1. Disconnect the negative battery cable.
2. Remove the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
3. Disconnect the TR switch connector.

4. Inspect for continuity at the TR switch.

5. Reinspect for continuity at TR switch.
6. Connect the TR switch connector.
7. Install the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION.)
8. Connect the negative battery cable.
Hold switch removal/installation
Transaxle range (tr) switch removal/installationMazda 6 Service Manual: Refrigerant pressure switch removal/installation
1. Remove the battery.
2. Discharge the refrigerant from the system. (See RECOVERY.) (See CHARGING.)
3. Loosen the refrigerant pressure switch using two spanners.
4. Remove in the order indicated in the table.
5. Install in the reverse order of removal.
Refrigerant Pressure Switch Installat ...
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 ...