Checking the signal cable

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 cable between idle air control (IAC) valve connector terminal #2 and engine control module (ECM) connector terminal #64 for an open-circuit according to Open-circuit, permanent faults .

Remedy as necessary.

Fig 1: Identifying Idle Air Control (IAC) Valve Connector Terminals

GLL112412

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

GLL101042

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying EMS2000

GLL111998

Courtesy of VOLVO CARS OF NORTH AMERICA.

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Refer to Verification

Check the cable between idle air control (IAC) valve connector terminal #1 and system relay 2/14 terminal #3 for an open-circuit according to Open-circuit, permanent faults .

Remedy as necessary.

Fig 1: Identifying Idle Air Control (IAC) Valve Connector Terminals

GLL112412

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

GLL101042

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying System Relay Base Connector Terminals

GLL114196

Courtesy of VOLVO CARS OF NORTH AMERICA.

Continue
Refer to Verification