S5 Workshop Manual Engine
2. Dismantling
1) Dismantle breathing hose connecting
to rocker arm.
2) Dismantle engine coolant hose and
throttle valve body.
3) Dismantle crankcase forced vent valve
(pcv) and brake boosting vacuum hose.
4) Disconnect vacuum hose connector.
5) Release pressure from fuel pipe to
avoid fuel splashing, and then disconnect
high-pressure hose.
6) Disconnect fuel injector wire harness
connector.
7) Dismantle fuel supply pipe and
pressure regulator together with fuel
injector.
Notes:
With dismantle oil supply pipe. Don’t
drop Injector.
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