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.
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HOMESERVICE MANUALSBMW2001330I AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1258 (ENGINE - TIGHTENING TORQUES - N51 - E90)
2001 BMW 330i Automatic
Section 1258 (Engine - Tightening Torques - N51 - E90)
2001 BMW 330i AutomaticSECTION Section 1258 (Engine - Tightening Torques - N51 - E90)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2010 BMW 328xi, 2010 BMW 328i, and 2009 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
- Air pump, lines and control valves
- N51 Camshaft
- N51 Case Covers
- N51 Connecting Rods and Bearings
- N51 Crankshaft and Bearings
- Crankshaft and Bearings
- Cylinder Head with Cover
- N51 Cylinder Head with Cover
- N51 Emissions control, control sensor/monitor sensor
- Emissions-control, Lambda oxygen sensor
- Engine block
- Exhaust manifold
- Fan
- Flywheel
- Intake manifold
- Oil Filter and Pipes
- Oil Pump with Strainer and Drive
- Oil sump
- Thermostat and Connections
- V-ribbed belt with Tension and Deflection Element
- Vacuum pump
- Variable Camshaft Control
- Variable valve gear
- Vibration Damper
- Water Pump and Drive
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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.