SL63 Mark
Senior Member
- Joined
- Oct 1, 2012
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- Your Mercedes
- R231 SL63 AMG
I have a slight concern that if the battery is really flat, the charger won't recognise it and won't charge it. I do wonder if starting the car on the starter battery and giving it a good run will charge the aux battery and let you open the boot. Never tried this, but it should work ?
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