BMW 5251 Service Manual page 304

1 17-68
Camshaft Timing Chain
4
Remove left and right side ignition coils and spark plugs:
-
Remove positive (+) terminal cable from left cylinder head
cover.
-
Unbolt lefl and right side cable ducts from fuel rail,
4
Disconnect fuel injector electrical connectors:
Pry corner of wire lock clip to release connector from injec-
tor (arrow).
Repeat for all injectors.
Lift off wiring ducts.
4
Remove Fasteners (arrow) from lefl and right cylinder head
cover fasteners and remove covers.