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International Automotive Technicians Network
Re: Battery Drain and Testlights
Posted to Technical Theory Forum on 2/16/2000

Andrew, you did good! ;^)

Your boss is wrong. Test light diagnosos is no longer a valid method for testing parasitic battery drain, and hasn't been for years! (10-15 yrs or so...)

If in fact your vehicle has only a 14mA current draw after modules timed out... Login to read more.