BMW X3 Service & Repair Manual > Starter lead: Replacing positive battery cable between starter motor, alternator and
positive battery connection point (N55)
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 battery positive terminal.
Remove protective ca ...