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Battery check BMW 3-Series 2008 - 2012 Petrol 320i - 2.0

OnDemand step-by-step maintenance & repair BETA

BMW 3-Series 2008 - 2012  | 320i - 2.0 Battery check

  • time 5 minutes
  • difficulty 2
Locate the battery - It's in the boot
Open the battery cover
Remove the bracket to access the battery
Undo the retaining bracket - use a 10mm spanner or socket
Check the Negative (-) terminal clamp is tight
Check the Positive (+) terminal clamp is tight. CAUTION If using a spanner to tighten terminal, be careful not to short the spanner on the bodywork!
Check battery is generally secure, if loose, tighten the battery retainer
The battery retaining clamp position
To tighten, a 13mm socket is needed. Not too tight as you may damage the battery casing. If you have to replace the battery, click below
Replace battery cover. If you have to replace the alternator, click below
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