Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSDODGE AND RAM1990DAKOTA LE, 2D PICKUP, 3.9 X, 4WD, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEENGINE CONTROLS - SPECIFICATIONSFUEL SYSTEMFUEL PUMP

1990 Dodge and Ram Dakota LE, 2D Pickup, 3.9 X, 4WD, Automatic

Fuel Pump

1990 Dodge and Ram Dakota LE, 2D Pickup, 3.9 X, 4WD, AutomaticSECTION Fuel Pump

NOTE: Fuel pump performance measures regulated fuel pressure in the fuel line.

FUEL PUMP PERFORMANCE

Application	Specification
2.5L Non-Turbo	14.5 psi (1.0 kg/cm² )
2.5 Turbo	55 psi (3.9 kg/cm² )
3.0L & 3.3L	48 psi (3.4 kg/cm² )
3.9L, 5.2L & 5.9L	14.5 psi (1.0 kg/cm² )

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.