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• Engine - Overview
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• Engine - Repair (N63)
• Engine Electrical System - Repair (N54)
• Engine Electrical System - Repair (N63)
• Engine Performance
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• Fuel System - Repair (N54)
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• Wheel and Tires - Repair

Repair manual

Engine Electrical System - Repair (N54) BMW X6 E71

Step-by-step instructions on "Engine Electrical System - Repair (N54)" for BMW X6 E71 (2007–2012). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

43subsections

43articles

62illustrations

12 00 Contents of Engine Electrical System General

1 article

• 12 00 Contents of Engine Electrical System General

12 00... Instructions for disconnecting and connecting battery

1 article

• 12 00... Instructions for disconnecting and connecting battery

Before disconnecting battery

1 article

• Before disconnecting battery

General notes on disconnecting battery

1 article

• General notes on disconnecting battery

After connecting battery

1 article

• After connecting battery

Vehicles with a two-battery system

1 article

• Vehicles with a two-battery system

12 00... Instructions for working on the ignition system

1 article

• 12 00... Instructions for working on the ignition system

12 00... Notes/information on removing and installing control units

1 article

• 12 00... Notes/information on removing and installing control units

12 00... Notes/information on start assistance (jump starting)

1 article

• 12 00... Notes/information on start assistance (jump starting)

Preparation

1 article

• Preparation

00 Safety information for working on vehicles with automatic engine start-stop function (MSA)

1 article

• 00 Safety information for working on vehicles with automatic engine start-stop function (MSA) 1

12 12 011 Replacing all spark plugs (N53, N54, N63)

1 article

• 12 12 011 Replacing all spark plugs (N53, N54, N63) 3

12 13 Carrying out engine cleaning (N54, N53, N43)

1 article

• 12 13 Carrying out engine cleaning (N54, N53, N43)

12 13 511 Replacing ignition coils (N54, N53, N43)

1 article

• 12 13 511 Replacing ignition coils (N54, N53, N43) 3

12 14 521 Replacing crankshaft pulse generator (N54)

1 article

• 12 14 521 Replacing crankshaft pulse generator (N54) 1

12 14 523 Replacing pulse generator on inlet camshaft (N54)

1 article

• 12 14 523 Replacing pulse generator on inlet camshaft (N54) 1

12 14 524 Replacing pulse generator on exhaust camshaft (N54)

1 article

• 12 14 524 Replacing pulse generator on exhaust camshaft (N54) 1

12 14 550 Replacing control unit (DME) (N54)

1 article

• 12 14 550 Replacing control unit (DME) (N54) 5

12 14 600 Removing/replacing knock sensors (N54, N53)

1 article

• 12 14 600 Removing/replacing knock sensors (N54, N53) 7

12 14 650 Replacing suction pressure sensor on intake air manifold (N54)

1 article

• 12 14 650 Replacing suction pressure sensor on intake air manifold (N54) 2

12 14 651 Replacing suction pressure sensor on charge-air duct (N54)

1 article

• 12 14 651 Replacing suction pressure sensor on charge-air duct (N54) 1

12 14 700 Coding control module (DME/DDE)

1 article

• 12 14 700 Coding control module (DME/DDE)

12 14 705 Programming control unit (DME/DDE)

1 article

• 12 14 705 Programming control unit (DME/DDE)

12 90... Removing and installing/replacing electronics box

1 article

• 12 90... Removing and installing/replacing electronics box 3

12 31... Replacing alternator belt pulley

1 article

• 12 31... Replacing alternator belt pulley 1

12 31... Replacing alternator belt pulley (with overrunning clutch)

1 article

• 12 31... Replacing alternator belt pulley (with overrunning clutch) 1

12 31 009 Checking alternator (BSD)

1 article

• 12 31 009 Checking alternator (BSD) 1

Oscillogram for a faulty alternator

1 article

• Oscillogram for a faulty alternator 6

12 31 020 Removing and installing or replacing alternator (N54)

1 article

• 12 31 020 Removing and installing or replacing alternator (N54) 3

12 32 501 Replacing voltage regulator

1 article

• 12 32 501 Replacing voltage regulator

Bosch

1 article

• Bosch 3

Valeo

1 article

• Valeo 2

12 41 020 Removing and installing/replacing starter (N52, N52K, N51, N53, N54)

1 article

• 12 41 020 Removing and installing/replacing starter (N52, N52K, N51, N53, N54) 2

12 41 041 Replacing solenoid switch

1 article

• 12 41 041 Replacing solenoid switch 3

12 42 500 Replacing battery positive lead (between starter, alternator and battery positive terminal) (N54)

1 article

• 12 42 500 Replacing battery positive lead (between starter, alternator and battery positive terminal) (N54) 2

12 42 540 Replacing safety battery terminal (SBK)

1 article

• 12 42 540 Replacing safety battery terminal (SBK)

Battery in engine compartment

1 article

• Battery in engine compartment

Battery in luggage compartment behind side trim panel

1 article

• Battery in luggage compartment behind side trim panel 2

Battery in luggage compartment under floor trim panel

1 article

• Battery in luggage compartment under floor trim panel 1

Battery in luggage compartment under spare wheel

1 article

• Battery in luggage compartment under spare wheel 1

12 61 280 Removing and installing/replacing oil pressure sensor (N52, N52K, N51, N54, N53)

1 article

• 12 61 280 Removing and installing/replacing oil pressure sensor (N52, N52K, N51, N54, N53) 1

12 61 285 Replacing engine oil level sensor (N52, N52K, N51, N46, N54, N53)

1 article

• 12 61 285 Replacing engine oil level sensor (N52, N52K, N51, N46, N54, N53) 3

12 90 100 Replacing fan for electronics box

1 article

• 12 90 100 Replacing fan for electronics box 2