Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2016 BMW X1FACTORY OEM SERVICE PROCEDURE
Engine Electrical System - Repair (F48 AWD)
- 12 00 Engine Electrical System
- 12 12 Ignition Wire, Spark Plugs
- 12 13 Ignition Coil
- 12 14 Electronic Switching Or Control Units
- 12 14 521 Replacing the pulse sensor on the crankshaft (B38, B48, B46)
- 12 14 523 Replacing pulse sensor on intake camshaft (B46, B48)
- 12 14 524 Replace pulse sensor on exhaust camshaft (B46, B48)
- 12 14 550 Replacing control unit (DME)
- 12 14 602 Replacing the knock sensor (cylinder 1. and 2.) (B46, B48)
- 12 14 604 Replacing knock sensor (cylinder 3. and 4.) (B46, B48)
- 12 14 705 Programming the control unit (DME/DDE)
- 12 31 Alternator With Drive And Attachment
- 12 41 Starter With Attachment
- 12 42 Starter Line
- 12 51 Engine Wiring Harness
- 12 51 210 Replacing the wiring harness section for the injectors and ignition coils (B46, B48)
- 12 51 215 Replacing wiring harness section for Valvetronic servomotor (B46, B48)
- 12 51 235 Replacing the engine sensor system module 1 wiring harness section (B46, B48)
- 12 51 240 Replacing the engine sensor system module 2 wiring harness section (B46, B48)
- 12 51 306 Removing and installing the wiring harness - section for the supply unit module (B46, B48)
- 12 61 Oil Pressure, Oil Temp, Oil Level Check
- 12 63 Switch And Relay
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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