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Home >> Isuzu >> 1987 >> Trooper II Base, 2D Utility, 2.2 U >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> EGR Function Testing - Gasoline >> Component Testing >> BACKPRESSURE Transducer >> Impulse
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BACKPRESSURE Transducer: Impulse

Disconnect backpressure transducer hoses. Blow air into Black colored hose on valve. Ensure air passes through valve (closed valve) by blowing air into EGR side of valve. Air should travel to opposite side of valve.