|  | Home > Maintenance & Mods (L322) > Can't open door with key, battery flat, what can I do? | 
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| Alistair Member Since: 11 Feb 2011 Location: Peterborough / Alicante / Andorra Posts: 8136      | If the alternator has fully gone - as in the diodes failed, then you may have to disconnect it from underneath & then put some charge into the now disconnected cable.
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|  30th Aug 2025 7:27pm | 
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| Rjhoy02 Member Since: 30 Aug 2025 Location: West midlands Posts: 4      | Thanks I'll get reading  | ||
|  31st Aug 2025 12:02am | 
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| Rjhoy02 Member Since: 30 Aug 2025 Location: West midlands Posts: 4      | Success! I connected a smart charger to the starter terminal and a good (  | ||
|  31st Aug 2025 11:35am | 
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| Alistair Member Since: 11 Feb 2011 Location: Peterborough / Alicante / Andorra Posts: 8136      | Glad it worked out for you   | ||
|  31st Aug 2025 2:02pm | 
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 ) Earth point, no joy it just came up error. This morning I dug out an old charger and it gave enough power to unlock the doors with the remote.
 ) Earth point, no joy it just came up error. This morning I dug out an old charger and it gave enough power to unlock the doors with the remote.
