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Home >> Volvo >> 1982 >> 245 GL, 2.4L Eng VIN 77, Standard Trans >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Diesel Fuel Injection - BOSCH >> Testing >> Injection Nozzles >> Injection Sound

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).