3 Series E46 M3 (S54) COUPE
12 51 001
Replacing wiring harness section for engine
(S54)
Note:
Switch off ignition.
Follow instructions for disconnecting and connecting battery.
Disconnect and cover battery negative lead.
Preparatory tasks:
·
Remove intake air manifold.
·
Remove fan cowl.
·
Remove ignition coil cover.
Work step
Note:
Unlock plug on idle-speed control valve and disconnect.
Unlock plug on throttle actuator and disconnect
Unlock plug on throttle potentiometer and disconnect
Unlock plug on solenoid valve for VANOS and disconnect
Unlock connector strip of fuel injectors and disconnect
Follow removal instructions.
Disconnect plug of inlet camshaft sensor from connector strip.
Unlock plug on oil pressure switch and disconnect
Unlock plug on coolant temperature sensor and disconnect
Unlock plug on knock sensors and disconnect
Unlock pulse generator plug on exhaust camshaft and disconnect
Unlock plug on alternator and disconnect
Detach battery positive lead at alternator.
Remove oil lines.
Note tightening torque
Unlock plug on oil level switch and disconnect
Do not remove oil level switch.
Detach battery positive lead and control lead from starter motor.
Note tightening torque.
Unlock pulse generator plug for crankshaft on distributor housing and disconnect
Unlock plug connections in electronics box and disconnect:
RA Replacing wiring harness section for engine (S54)
BMW AG - TIS
16.02.2013 13:36
Issue status (12/2007) Valid only until next DVD is issued
Copyright
Page - 1 -