Purge Control Solenoid Valve
- Mark purge control solenoid valve vacuum hoses for installation reference. Disconnect Black and Red-striped vacuum hose from purge control solenoid valve.
- Disconnect purge control solenoid valve electrical connector. Connect a hand-held vacuum pump to fitting where Red-striped vacuum hose was connected. Apply vacuum. Connect battery voltage to purge control valve terminals.
- On non-turbo models, when battery voltage is applied, vacuum should not hold; when battery voltage is disconnected, vacuum should hold. On turbo models, when battery voltage is applied vacuum should hold; when battery voltage is disconnected, vacuum should not hold.
- On all models, measure resistance between purge control solenoid valve terminals. Resistance should be 36-44 ohms at 68°F (20°C). Replace purge control solenoid valve if it does not function as described.