Oil filler cap check (Every 6000 miles (10 000 km) or 6 months)

Routine maintenance and servicing / Oil filler cap check (Every 6000 miles (10 000 km) or 6 months)

Remove and clean the oil filler cap of any sludge build-up using paraffin.

Inspect the vent hose for blockage or damage. A blocked hose can cause a buildup of crankcase pressure, which in turn can cause oil leaks.