Withdrawal
1. The valve is installed in the vacuum hose and is not replaced separately. Disconnect the vacuum hose from the vacuum booster.
2. Remove hose from mountings and disconnect from intake manifold/vacuum pump. Remove the hose from the vehicle.
Examination
Inspect the hose for damage and replace if necessary. Check that air flows through the valve in only one direction.
Installation
Installation is carried out in the reverse order of removal.
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