Purge Control Solenoid

Fig. 21 Connecting A Vacuum Pump To The Purge Control Solenoid Valve:

1. Mark and then disconnect the vacuum hoses (black, red striped) from the solenoid valve.
2. Disconnect the harness connector from the solenoid valve.
3. Connect a hand vacuum pump to the nipple the red striped hose was removed from.

Purge Control Solenoid Valve Inspection (Operation) For Turbo:

4. Apply vacuum to the solenoid valve and verify that when power is applied vacuum leaks and when power is removed vacuum holds.




5. Measure the solenoid coil resistance and verify that it is between 36 and 44 Ohms at 20 degrees C or 68 degrees F.