BMW X5 Owners & Service Manuals

BMW X5: Troubleshooting

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 Contents Of Engine Electrical System General

General Information Working on ignition system Removing and installing electronic control units Welding work (overload protection of control units) Disconnecting and connecting battery Disconnec

 Instructions For Removing And Installing Electronic Control Units

IMPORTANT: Disconnecting the vehicle battery will cancel the fault memories of control units. Consequently, before disconnecting the car's battery, always interrogate the fault memories. Invest

 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

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 Maintenance

BMW maintenance system The maintenance system provides service notifications and thereby provides support in maintaining road safety and the operational reliability of the vehicle. In some cases, scopes and intervals of the maintenance system may vary according to the country version. Replacement w

 Battery Charging

If a normal or quick charger is used to charge the battery, the battery must be disconnected from the vehicle electrical system and removed. This prevents damage to paintwork and upholstery. Ideally, battery charging is performed with BMW-approved charging computers. IMPORTANT: In order to prevent

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