13 90 500 Replacing tank venting valve (M52TU, M54)
WARNING: This page is about a different variant/trim than selected.
Turn off ignition.
Location:
Tank venting valve (2) is fitted at front below intake air manifold (1).
E53/M54 Only:
Remove intake hose. Refer to 13 54 250 REPLACING INTAKE HOSE (BETWEEN AIR-MASS FLOW SENSOR AND CONNECTING PIECE) (M54) .
Z3, E39, E46 And E53:
Disconnect plug connection (1).
Release vent hose (2). To do so, press locking bar and detach vent hose.
Detach hose (1) from tank venting valve (2).
NOTE:
Illustration shows removed supply tank for power steering.
NOTE:
Interrogate fault memory of DME control module. Check stored fault messages. Rectify faults. Then clear fault memory.