Removing
Models with K9K engine
Remove the engine top cover.
All models
Disconnect the check valve at the point (1) from the vacuum brake booster.
Pull the check valve out by rotating it to remove it from the rubber sealing washer.
Disconnect check valve (3) from the vacuum pump.
Models with K4M engine
Disconnect the check valve at the point (4) from the intake manifold.
All models
Remove check valve.
Installation
Check the condition of the rubber sealing washer and check valve. Replace defective parts. Install check valve.
Models with K4M engine
Attach the check valve to the intake manifold.
Models with K9K engine
Connect the check valve to the vacuum pump.
All models
Connect the check valve to the vacuum brake booster.
Models with K9K engine
Install the engine top cover.