Necessary preliminary tasks
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 BMW 328xi, 2012 BMW 328i, 2011 BMW 328xi, 2011 BMW 328i, and 2010 BMW 328xi. However, it is still accessible from the selected car via links, so may be relevant.
- Read out fault memory of DME control unit
- Turn off ignition
- Disconnect battery negative lead
Follow instructions for disconnecting and connecting battery
- Remove INTAKE PLENUM
Remove protective cap (not shown).
Unfasten nut.
Tightening torque 12 42 1AZ .
Remove battery positive lead (1) from battery positive terminal.
Release nut and remove battery positive lead (1) from alternator.
Tightening torque 12 31 1AZ .
Unlock plug (1) and remove.
Unfasten nut.
Tightening torque 12 41 3AZ .
Detach battery positive lead (2) from starter motor and remove.
NOTE:
Check stored fault messages.
Delete fault memory.
Delete fault memory.