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.
2023 BMW 228i Gran CoupeFACTORY OEM SERVICE PROCEDURE
Variable Valve Lift Control System -- Repair (F44)
- 11 37 Variable Valve Lift Control System (VALVETRONIC)
- 11 37 005 Removing and installing/replacing eccentric shaft (228i Gran Coupe, 228i Gran Coupe xDrive)
- 11 37 010 Removing and installing/replacing intermediate levers (228i Gran Coupe, 228i Gran Coupe xDrive)
- 11 37 020 Removing and installing/replacing servomotor for eccentric shaft
- 11 37 005 Removing and installing/replacing eccentric shaft (M235i Gran Coupe xDrive)
- 11 37 010 Removing and installing/replacing intermediate levers (M235i Gran Coupe xDrive)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.