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Home >> Peugeot >> 1982 >> 604 Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Diesel Fuel Injection - BOSCH >> Testing >> Injection Nozzles >> Injection Sound
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Injection Sound

With gauge still disengaged, slowly depress tester lever fully (1-2 strokes per second). A good injector will whir during spray (buzzing sound).

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