Diesel engine Shut-off Switch at Ignition Key - Get a spare while still available. This SHOULD BE REPLACED if you find oil inside the switch when changing the steering lock. .
Low time. Very hard to find ones now that are even repairable. LAST ONE available. Critical for proper transmission shifts on 1980 to 1985 240D 300D 300CD 300TD - 1981 to 1985 300SD. Free video instructions included.
When this check valve fails your door locks will not hold and the vacuum may leak off. This is a split one way check valve with one inlet and two outlets.