Check the Negative (-) terminal clamp is tight
Open the 'Positive' (+) protective cover
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
To tighten, a 12mm socket is needed. Not too tight as you may damage the battery casing
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