8. Diagnose the cause(s) of excessive key-off battery drain (parasitic draw); determine necessary action.. P-1.

     With our multimeter hooked up to the battery we can determine if key-off parasitic draws are present. One must be careful to look up service info to find out if certain modules stay on or not to make an appropriate determination of the problem. Another way to easily check for high parasitic draw is with a test light.