EGR BACKPRESSURE Variable Transducer

Remove transducer from vehicle. Plug port No. 1. See Fig 1 . Blow into exhaust gas port while applying vacuum to port No. 3, ensure vacuum is held. Release exhaust gas port and ensure vacuum is released. Replace EGR backpressure variable transducer if necessary.

Fig 1: Testing EGR Backpressure Variable Transducer

Courtesy of FORD MOTOR CO.