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 330e xDriveFACTORY OEM SERVICE PROCEDURE
Engine - Rocker Arms/Valves/Springs/Valve Controls - Repair (G20)
- 11 33 Rocker/Rocker Arm With Bearing
- 11 33 050 Removing and installing/replacing all rocker arms (330i)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (330i)
- 11 33 050 Removing and installing/replacing all rocker arms (330i xDrive)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (330i xDrive)
- 11 33 050 Removing and installing/replacing all rocker arms (330e PHEV)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (330e PHEV)
- 11 33 050 Removing and installing/replacing all rocker arms (330e xDrive PHEV)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (330e xDrive PHEV)
- 11 33 050 Removing and installing/replacing all rocker arms (M340i)
- 11 33 050 Removing and installing/replacing all rocker arms (M340i 48V)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (M340i)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (M340i 48V)
- 11 33 050 Removing and installing/replacing all rocker arms (M340i xDrive)
- 11 33 050 Removing and installing/replacing all rocker arms (M340i xDrive 48V)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (M340i xDrive)
- 11 33 062 Replace all hydraulic valve clearance compensating elements (M340i xDrive 48V)
- 11 34 Valves With Springs
- 11 34 552 Removing and installing/replacing all valves (cylinder head removed) (330i, 330i xDrive, 330e PHEV and 330e xDrive PHEV)
- 11 34 560 Replacing all valve stem seals (cylinder head removed) (330i, 330i xDrive, 330e PHEV and 330e xDrive PHEV)
- 11 34 715 Replace all valve springs (cylinder head removed) (330i, 330i xDrive, 330e PHEV and 330e xDrive PHEV)
- 11 34 552 Removing and installing/replacing all valves (cylinder head removed) (M340i and M340i xDrive)
- 11 34 560 Replacing all valve stem seals (cylinder head removed) (M340i and M340i xDrive)
- 11 34 715 Replace all valve springs (cylinder head removed) (M340i and M340i xDrive)
- 11 37 VALVETRONIC
Factory Service Tools
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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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