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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 Crankcase Ventilation

One of the major changes on the new NG6 engines is that the crankcase ventilation system has been upgraded and improved. This applies to all of the new NG6 versions (N52KP, N51 and N54). There are two distinct versions of crankcase ventilation. One type is unique to the N54 and the other applies

 Instructions For Opening And Replacing Parts In Refrigerant Circuit

WARNING: Avoid contact with refrigerant and refrigerant oil. Follow safety instructions for handling R 134a refrigerant. Follow safety instructions for handling refrigerant oil. CAUTION: Always use new O-rings each time A/C connections are opened. Moisten O-rings with refrigerant oil prior

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