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.

• 850 Non-Turbo, see: TESTS W/CODES - NON-TURBO
• 850 Turbo, see: TESTS W/CODES - TURBO
• 940, see: TESTS W/CODES - LH 2.4/EZK 116 IGNITION
• 960, see: TESTS W/CODES