Removing
– If fitted, remove noise insulation ⇒ General body repairs, ex‐ terior; Rep. gr. 66 ; Noise insulation; Removing and installing noise insulation .
– Separate electrical connector -1-.
– Place a cloth underneath to catch escaping engine oil.
– Unscrew oil pressure switch - F1- -2-.
– Cover open parts of engine to prevent ingress of dirt in lubri‐ cation system.
Installing
Install in reverse order of removal, observing the following:
– Renew oil pressure switch after each removal.
– Check oil level ⇒ Maintenance ; Booklet 20.1 .