BMW X5 Owners & Service Manuals

BMW X5: Instructions For Removing And Installing Electronic Control Units

IMPORTANT:

Comply with the following when replacing the DME/DDE (Digital Motor Electronics/Digital Diesel Electronics):

NOTES ON CHECKING IGNITION SYSTEM

Troubleshooting

Oscillograms

Check

REMOVING AND INSTALLING ENGINE COMPARTMENT SUPPRESSION LINES (GROUNDING CABLES) (N62/TU)

Necessary preliminary tasks:

Release screw connection (1) of intake filter mounting.

Pull ignition coil covers (2) out of rubber grommets.

Troubleshooting
Fig. 1: Identifying Holder And Ignition Coil Covers

Release front screw connection of fuel injector wiring harness, screw down grounding strap with crimp connection again in upward direction.

Release ignition coil ground screw connection and screw other end of grounding strap to ignition coil ground again.

Installation:

Tightening torque: 12 52 3AZ.

The picture shows the right cylinder bank, the procedure for the left cylinder bank is identical.

Add final details to vehicle, read out fault memory.

Troubleshooting
Fig. 2: Identifying Ignition Coil Ground Wire

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 Ignition Wires, Spark Plugs

FIRING ORDER Fig. 3: Firing Order (V8) REPLACING ALL SPARK PLUGS (N62, N62TU) Special tools required: 12 1 171 12 1 172 Necessary preliminary tasks: Switch off ignition Remove all IGNITION CO

 Ignition Coil

NOTES ON CHECKING IGNITION SYSTEM Troubleshooting Fault in fuel injection system Spark plug faults Ignition coil faults Further fault patterns with evaluation Additional fault notes for troubles

 Electronic Switching Or Control Unit

REPLACING CONTROL UNIT (VALVETRONIC) Switch off ignition. Follow instructions for disconnecting and connecting battery. Disconnect battery. CAUTION: Follow instructions for removing and installing e

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 Removing And Installing/Replacing Drip Molding

Necessary preliminary tasks: Remove complete glass slide/tilt sunroof. Remove glass slide/tilt sunroof lid at rear. Remove glass slide/tilt sunroof lid at front. IMPORTANT: Risk of damage to drip molding carrier. Carefully unclip drip molding (1) upwards out of carrier (2). Fig. 65: Uncoupli

 Replacing A Runflat Tire

Special tools required: 36 1 091 36 1 092 36 1 093 36 1 094 36 1 095 36 1 098 Follow the fitting machine manufacturer's operating instructions. It is absolutely essential to ensure that the equipment is in proper working condition and that there is no damage to the disc wheel and tire. Af

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