BMW X3 Service & Repair Manual > Starter lead: Replacing battery positive lead between starter, alternator and battery
positive terminal (N52T)
Necessary preliminary work:
Read out the fault memory of the DME control unit.
Switch off ignition.
Disconnect BATTERY EARTH LEAD .
Remove intake plenum.
Fold back cover (1).
Release nut underneath. Remove positive battery cable from positive battery connection point.
Release batt ...