OBD2 Sensors >> BMW 3.0L I6 N55 Engine Sensor Locations

1. Fuel injectors (under cover on top of engine)
2. Mass airflow sensor (MAF)
3. Camshaft position sensors (CMP) (located at the rear of the cylinder head)
4. Oil pressure switch (located lower left front of engine)
5. Crankshaft position sensor (CKP) (right rear of engine at the bottom)
6. Engine coolant temperature sensor (ECT) (located at rear of cylinder head left side top)
7. Ignition coils (under cover on top of engine)
8. Intake Vanos solenoid valve (rear of cylinder head between Cam Sensors)
9. Electronic Throttle Control / Throttle Position sensor (ETC) (lower driver’s side of engine)
10. Oxygen Sensor Before Catalytic Converter (passenger side exhaust before catalytic converter)
11. Intake Pipe Pressure sensor (right rear of engine)
12. Double Knock Sensors (KS) (lower driver’s side of engine)

Models Found On

• 2009–2017 F10/F11/F07 535i
• 2010-2013 E90/E91/E92/E93 335i
• 2010-2013 E82/E88 135i
• 2010–2017 F25 X3 xDrive35i
• 2011-2013 E70 X5 xDrive 35i
• 2011–2015 F30/F31 335i
• 2011–2014 E71 X6 xDrive 35i
• 2012–2015 E84 X1 xDrive35i
• 2013–2016 F32/F33/F36 435i
• 2014–2018 F15 X5 xDrive 35i
• 2014–2019 F16 X6 xDrive35i
• 2014–2016 F26 X4 xDrive 35i