Checking wiring

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.

Check the signal cable between engine control module (ECM) terminal #34 and combined instrument panel terminal B23. Check for an intermittent short-circuit to supply voltage according to Open-circuit, intermittent faults . Remedy if necessary.

Fig 1: Identifying EMS2000

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Voltage Display

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Combined Instrument Panel Connector Terminals

Courtesy of VOLVO CARS OF NORTH AMERICA.

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