Legacy Postal Wagon AWD F4-2.2L SOHC (1998)
EGR Backpressure Transducer: Testing and Inspection
EGR System Function Test
PROCEDURE
1. With engine at operating temperature, raise engine speed to 3500 to 4000 RPM and note exhaust gas recirculation valve shaft movement.
2
As engine speed is raised, exhaust gas recirculation valve shaft should move upward. After throttle is released, exhaust gas recirculation valve
shaft should drop to its original position.
