Laser FWD L4-1753cc 1.8L SOHC (1993)
EGR Control Valve: Component Tests and General Diagnostics
CALIFORNIA VEHICLES ONLY
EGR Solenoid Circuit
Testing The EGR Control Solenoid Valve
COMPONENT TEST:
1. Disconnect the vacuum hose(s) from the solenoid valve.
2. Disconnect the electrical harness connector.
3. Connect a hand vacuum pump to the vacuum hose nipple.
4. Connect jumper leads to the solenoid terminals.
EGR Control Solenoid Valve Voltage Test
5. While applying vacuum to the solenoid, apply battery voltage directly to the solenoid terminals.
Vacuum should HOLD.
6. Discontinue voltage.
Vacuum should LEAK.