BMW G28 — repair instructions and wiring diagrams
Original BMW documentation for the G28 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
- 2018–2022
- Body types
- sedan
- Documents
- 8,238
- Wiring diagrams
- available
Open the G28 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.
- 320Ld
- 320Li
- 325Li
- 325Li xDrive
- 330Li
- 330Li xDrive
- i3 eDrive35L
- i3 eDrive40L
Example procedures for the G28
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.
- Replacing engine block completely11 Engine
- Replacing the rear side excitation wire (Drive unit removed)12 Engine electrical system
- Removing and installing/renewing evaporator64 Heating and air conditioning
- Removing and installing high pressure pump13 Fuel preparation and control
- Replacing rear axle support (Flat rate unit without wheel alignment)33 Rear axle, rear-wheel drive, guide
- Removing and installing/replacing the exhaust manifold18 Exhaust system
- Removing and installing / replacing coolant feed line for electric drive unit (Draining and topping up coolant, see 17 00 ...)17 Cooling
- Replacing parking lock module (after vehicle diagnosis)27 Transfer box
- Replacing carrier for dashboard51 Body equipment
- Replacing the radial shaft seal for the torque converter24 Automatic transmission
- Removing and installing/replacing fuel filler pipe16 Fuel supply
- Replacing slider for rear sliding headliner54 Slide/tilt sunroof and soft top
- Replace electrical steering gear (EPS) (flat rate specification without wheel alignment) (after vehicle diagnosis) (flat rate specification without programming/encoding, see 61 00 ...)32 Steering and Wheel Alignment
- Removing and installing or replacing airbag module on passenger's side72 Body parts and accessories
- Removing and installing/replacing front anti-roll bar31 Front axle, front suspension
- Removing and installing head-up display62 Instruments
- Replacing left engine support bracket22 Engine and transmission mounting
- Removing and installing the high-voltage battery unit61 General vehicle electrical system
- Replacing grooved ball bearing in propeller shaft centre bearing26 Propeller shaft
- Removing and installing/replacing both tailgate hinges (Tailgate removed)41 Body
- Removing and installing/renewing roof aerial (headlining lowered)65 Audio, navigation, information systems
- Replacing the telematics control unit under the headlining (with panorama roof) (after vehicle diagnosis) (flat rate unit specification without programming/encoding, see 61 00 ...)84 Communication systems
- Removing and installing/replacing seat frame for driver's seat52 Seats and motorcycle seat
- Replacing the drive for the glass slide/tilt sunroof panel67 Electric motor