Checking the Ground Terminals

Checking The Ground Terminals







- Ignition off.
- Transmission control module (TCM) disconnected.
- Turn of all equipment in the car that takes power from the battery (the interior lighting and radio etc).

Connect an ohmmeter between the battery negative terminal and:
terminal #A53 (#A53) on the breakout box.

Other information:
- To connect the breakout box, see Connecting the breakout box.

The ohmmeter should read approximately 0 Ohm.

OK: Continue with Next Procedure. Refer To Checking The Power Supply To The Control Module.
NOT OK: Refer To Checking For Open-circuits, Contact Resistance And Oxidation. Checking For Open-Circuits, Contact Resistance and Oxidation