Operation CHARM: Car repair manuals for everyone.

Battery

Ignition-Off Draw 0.005 to 0.025 amperes

Electronic Module Ignition-Off Draw (IOD) Table

Radio 1-3 milliamperes
Body Control Module 90 milliamperes
Transmission Control Module 1.0 milliamperes
Interier and Brake Lamp 2-4 milliamperes