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Home >> Jeep >> 1983 >> Cherokee Laredo, 4.2 C, Automatic >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - V8 >> Testing >> Fuel Pump

Fuel Pump

Perform fuel pump test with air cleaner removed and fuel inlet line or filter disconnected at carburetor. Disconnect fuel return line at fuel filter and plug nipple or filter. Make all tests at idle speed.

FUEL PUMP SPECIFICATIONS

Pressure: psi (kg/cm2 ) Volume: Pints (Liters)
5.0-6.5 (.35-.46) 1 in 30 sec. (.47 in 30 sec.)