BMW U12 — repair instructions and wiring diagrams
Original BMW documentation for the U12 body — what is commonly known as BMW TIS: step-by-step repair and maintenance procedures with illustrations, tightening torques and specifications. Navigation follows the vehicle’s assemblies, as in the factory system.
This body series also has wiring diagrams (what is commonly known as BMW WDS): circuit diagrams, connectors and pinouts, component locations.
- Production years
- 2021–2022
- Body types
- SUV
- Documents
- 4,643
- Wiring diagrams
- available
Open the U12 catalogue Search by title
Model variants
Documents apply to a specific variant: after picking the body you specify engine, drive and build date, and irrelevant procedures are filtered out.
- X1 sDrive20Li
- X1 sDrive25Li
- X1 xDrive25Li
Example procedures for the U12
One of the most detailed procedures from each section — so you can see what is actually inside. The full list opens after a free registration.
- Checking cylinder head for watertightness (cylinder head dismantled)11 Engine
- Guideline for applying brake pad paste on brake pads and caliper carrier34 Brakes
- Unlocking and disconnecting different plug connections61 General vehicle electrical system
- Symbols used and information in repair instructions0 Maintenance and general note
- Unlocking and disconnecting various plug connections in electrical and hybrid vehicles12 Engine electrical system
- Leak detection with forming gas64 Heating and air conditioning
- Unlocking/locking airbag plug connections72 Body parts and accessories
- Remove windscreen with "Roll Out 2000"51 Body equipment
- Instructions for working on cooling system17 Cooling
- Reinforcement plate with stud bolt (bonded or welded)41 Body
- Evaluation criteria for assessing flexible discs26 Propeller shaft
- Light patterns from different low-beam headlight types63 Lights
- Notes on removing and installing Low Profile band clamps31 Front axle, front suspension
- General information and definitions32 Steering and Wheel Alignment
- Check exhaust system for leaks18 Exhaust system
- Information on using cleaning agent/paints (personal protection equipment)99 Paint
- Safety information for working on vehicles with automatic engine start-stop function (MSA)67 Electric motor
- Universal BMW transmission take-up23 Manual gearbox