Engines with carburetor and CFI injection system
The crankcase ventilation filter is located at the base of the air filter.

1. Disconnect the hoses and pull the filter out of the air filter housing.
2. Before installing a new filter, check that the sealing ring is in place.
Engines with Bosch K-Jetronic and KE-Jetronic injection systems

The crankcase ventilation filter is located on the right side of the engine.
1. The crankcase ventilation filter can be replaced after disconnecting the hoses.
2. When installing, check that the hoses are connected correctly.
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