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Idle Air Control Valve (850)

Ensure ignition is off. Disconnect idle air control valve connector. Connect an ohmmeter between connector terminals No. 1 (Blue/Black wire) and No. 2 (Green wire), then between terminals No. 2 (Green wire) and No. 3 (Blue/White wire). If about 10-14 ohms are not present, replace idle air control valve. If about 10-14 ohms are present, see appropriate G - TESTS W/ CODES article in the ENGINE PERFORMANCE Section, see below.

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