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Home >> Buick >> 1992 >> Roadmaster Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Fuel System >> Fuel Control >> Fuel Injector(s)

Fuel Injector(s)

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Disconnect fuel injector harness connector. Measure resistance across injector terminals at each injector. Resistance should be as specified. See INJECTOR RESISTANCE SPECIFICATIONS table.

INJECTOR RESISTANCE SPECIFICATIONS (At 140°F (60°C))

Application Ohms
4.3L (VIN Z) 1.2
5.0L (VIN E) 1.2
5.7L (VIN 7) 1.2
NOTE: If injectors are dirty, they should be cleaned using approved injector cleaning procedure before performing PFI INJECTOR BALANCE TEST.