flat battery

  1. M

    Battery problem??

    After lay up over winter brand new Varta battery keeps going flat. Returned three times to the seller (a good friend of mine) and he believes that a fault on the car (Z3 3.0) is the reason. BMW tell me that the ECU goes into sleep mode after 16 minutes but does anyone here know the static...
  2. Geoff Crispin

    Flat battery

    Just went to go out in the Z after not using for about 3 weeks and battery totally flat. This also happened a few weeks ago but thought that it was due to lack of use and testing/checkin/unlocking and locking doors but no. Casually speaking to a Z owner from Porlock in a Minehead carpark weeks...
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