Passport 2WD V6-3.2L SOHC (6VD1) (1995)
EGR Valve: Testing and Inspection
1. Engine operating a normal temperature 60°C (120°F).
2. Place a finger on Exhaust Gas Recirculation (EGR) Valve Diaphragm and accelerate Engine, Diaphragm should move.
3. Disconnect Vacuum Hose from EGR Valve.
4. Apply 10 inches of vacuum using a Vacuum Pump to Valve with finger on Diaphragm. It should move and Engine may stall.
5. If Valve passes the above test use Diagnostic Charts / Chart C-7A. If Valve fails, replace Valve. See: Computers and Control Systems/Testing
and Inspection