Cleaning idle air control (IAC) valve connector

WARNING: This page is about a different car, the 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Clean and grease engine control module (ECM) and idle air control (IAC) valve connectors.Contact resistance and oxidation .

Fig 1: Cleaning Idle Air Control (IAC) Valve Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Do the fault symptoms persist?

YES
Refer to Fault-tracing information
NO
Refer to Fault-tracing information