Expo AWD L4-2350cc 2.4L SOHC 16 Valve (1993)
Canister Purge Solenoid: Testing and Inspection
Purge Control Solenoid Valve
1. Disconnect and mark the black and red-striped vacuum hoses from the solenoid.
2. Disconnect the electrical connector.
Fig. 16 Testing Purge Control Solenoid Valve
3. Connect a hand vacuum pump to the port that the red-striped hose was disconnected and apply vacuum.
Fig. 1 Purge Control Solenoid Valve Inspection (Operation)
4. Check for vacuum leak to opposite port when voltage is supplied and not supplied as per Fig. 1
5. Using an ohm meter, check the resistance between the terminals.
Resistance: 36 - 44 ohms @68° F