Operation CHARM: Car repair manuals for everyone.

Parasitic Draw






Using an Inductive Pickup Probe
1. Connect an inductive pickup probe to the negative battery cable that can read down to 1 mA.
2. Ignition OFF, as the vehicle systems shut down test for less than 30 mA of parasitic current drain.

Please refer to Battery Electrical Drain/Parasitic Load Test for
testing procedures. Battery Electrical Drain/Parasitic Load Test