
- Oil seals
- Gaskets
- O-rings
- Lockwashers
- Cotter pins
- Nylon nuts
- Sealant and gaskets, or both, should be applied to specified locations. When sealant is applied, parts should be installed before sealant hardens to prevent leakage.
- Oil should be applied to the moving components of parts.
- Specified oil or grease should be applied at the prescribed locations (such as oil seals) before reassembly.

Cleaning of parts
AdjustmentMazda 6 Service Manual: Curtain air bag module removal/installation
Warning
Handling the air bag module improperly can accidentally deploy the air bag
module, which may seriously injure you. Read AIR BAG SYSTEM SERVICE WARNINGS
before handling the air bag module. (See SERVICE WARNINGS.)
1. Turn the ignition switch to LOCK position.
2. Disconnect the nega ...
Mazda 6 Service Manual: Nonreturn valve inspection
1. Remove the fuel pump unit. (See FUEL PUMP UNIT REMOVAL/INSTALLATION.)
2. Siphon the fuel from the fuel tank.
Note
Nonreturn valve is integrated in the fuel tank.
The nonreturn valve is normally closed by the spring force.
3. Verify that the nonreturn valve is closed.
If the nonretu ...