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Home >> BMW >> 2009 >> X6 (E71) L6-3.0L Turbo (N54) >> Repair and Diagnosis >> Starting and Charging >> Charging System >> Alternator >> Service and Repair
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Alternator: Service and Repair



12 31 020 Removing And Installing Or Replacing Alternator (N54)







Necessary preliminary tasks:
- Turn off ignition
- Disconnect battery negative lead and cover
- Remove charge-air duct
- Remove alternator drive belt
- Remove A/C compressor







NOTE: For purposes of improved clarity, illustrations and description show A/C compressor removed.

Release bolts a few turns until bracket (1) is loose. Do not remove bracket (1).
Tightening torque 64 52 5AZ.







Unlock plug (1) and remove.
Remove protective cap and release nut underneath.
Tightening torque 12 42 1AZ.
Disconnect line (2).







Release screws.
Remove bracket (1) and alternator (2).
Tightening torque 12 31 1AZ.







Assemble engine.










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