Canister Vent Valve: Service and Repair
Replacing Tank Venting Valve (S54)
Turn off ignition.
NOTE: Tank venting valve is fitted at front under intake air manifold.
Remove upper section of intake filter housing.
Unlock plug (2) and detach from tank venting valve (1).
Press locking bar (4) and detach vent hose (3).
Detach hose (5) from tank venting valve (1).
Detach tank venting valve (1) with rubber holder together with intake air manifold.
NOTE:
Interrogate fault memory of DME control unit.
Check stored fault messages.
Rectify faults.
Then clear fault memory.