Removal Procedure
- Disconnect the vacuum
hose (2) from the check valve (1).
 
- Remove the vacuum check valve (1).
 
- Remove the grommet from the brake booster.
 
Installation Procedure
- Lubricate the following
components with a thin layer of silicone grease:
 
| •  | The outside diameter of the grommet  | 
 
| •  | The inside diameter of the grommet | 
 
- Install the grommet.
 
- Install the vacuum check valve (1).
 
- Connect the vacuum hose (2) to the check valve (1).