Checking wiring and components

Check cable between starter motor relay #2 and control module #B23 for an open-circuit according to Open-circuit, permanent faults .

Remedy as necessary.

Other information: 

• To connect the breakout box, see Connecting the breakout box .
• To access/replace the control module, see Engine control module (ECM), replacing .
• For information about signals, see Signal specification .

Fig 1: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

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  Refer to Verification