How to parasitic draw test

Here you can see how it is done…. Includes troubleshooting tips and advice for all levels of auto repair experience. Is your battery having trouble starting your engine?

There may be something draining the battery down. Pull the negative off the battery.

Put the test light between the post and the ground wire.

A parasitic draw can cause the same result as leaving the headlights on-a dead battery.

Chevy S10) Doing the amp draw test , I got a. I pulled every single fuse, and no drop in amp draw. Say you leave your vehicle sit for long periods of time and the battery goes dead. Battery evaluation is normally taken care of using automated devices or better still, the PicoDiagnostics battery test procedure where we test not only the battery, but the starting . Doing this test wrong can waste time, and that will waste money . In this example the battery was disconnecte this will reset the time and date on the dashboard! You could also measure the current draw without disconnecti.

Please subscribe and share my w. A component or components are drawing current from the battery when they should not be. This test will show you how to quickly pinpoint the source of the draw using voltage drop across fuses. Many techs call key-off current the parasitic drain.

FREE DELIVERY possible on eligible purchases. So many of you have been asking about how to do small things like this which also includes tunin. I like how you put the meter in series with the battery to check the current.

When should you conduct parasitic current draw testing ? The Delphi Training Series breaks it down for you. For more information on Delphi MaxStart Batteries,. Had dead battery issues tested to see if there was an ignition off draw that was excessive, I measured mA draw and the limit is mA. Alternator Causing Parasitic Drain - Duration: 6:30.

The key is not to only measure voltage. Average costs for parasitic drain testing on vehicles are between 1-hrs of labor, plus additional repair costs if the PDT determines that some are needed. In most cases this device will easily pay .