BMW 3.0L I6 N52 Engine Sensor Locations

Fuel injectors (under cover on top of engine)
Mass airflow sensor (MAF)
Camshaft position sensors (CMP) (located at the rear of the cylinder head)
Oil pressure switch (located next to oil filter on top of engine)
Crankshaft position sensor (CKP) (right rear of engine at the bottom)
Engine coolant temperature sensor (ECT) (located at front of engine on left side at the bottom)
Ignition coils (under cover on top of engine)
Intake Vanos solenoid valve (lower left front of engine)
Electronic Throttle Control / Throttle Position sensor (ETC) (lower driver’s side of engine)
Oxygen Sensor Before Catalytic Converter (passenger side exhaust before catalytic converter)
Intake Pipe Pressure sensor (right rear of engine)

Models Found On