Checking The Ground Terminal

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Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

Ignition off
Control module disconnected
Switch off all equipment that takes power from the battery (courtesy lighting, radio etc).
Connect the breakout box.

Connect an ohmmeter between terminal #A2 on the breakout box and the battery negative terminal.

The ohmmeter should read 0 Ω.

Other information
- To connect the breakout box, see CONNECTING THE BREAKOUT BOX .
Fig 2: Identifying Ohm Meter
Courtesy of VOLVO CARS CORPORATION

Is the value OK?

YES
OKAY: Troubleshooting has been completed.
NO
Refer to CHECKING FOR OPEN-CIRCUITS, CONTACT RESISTANCE AND OXIDATION