Air Injection Check Valve: Service and Repair

REMOVAL
Remove vacuum hoses from both ends of check valve.

INSTALLATION:
1. Install check valve with the side labeled VAC (black) facing toward vacuum source.
2. Install vacuum hoses.

VACUUM HARNESS

Description:

REMOVAL
1. Remove vacuum line from check valve.
2. Remove vacuum harness mounting clips from cam shaft cover studs.
3. Remove vacuum line from throttle body harness.

INSTALLATION:
1. Install vacuum harness mounting clips onto cam shaft cover studs.
2. Install vacuum line into throttle body harness.
3. Install vacuum line onto check valve