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.
Fuel Pump Relay By-Pass Procedure
1992 Saturn SL StandardSECTION Fuel Pump Relay By-Pass Procedure
- If the fuel pump will not energize, the relay may be by-passed to test the fuel pump and its related wiring. See Fig 1 . Turn ignition off. Disconnect fuel pump relay connector. Using a fused jumper wire, apply battery voltage to the fuel pump test connector (located in in the engine compartment). For fuel pump test connector location, refer to COMPONENT LOCATIONS at end of this article. Also, see Figure & 9
- If fuel pump runs and relay tests okay, check for faulty connections at relay. If fuel pump does not run, check for faulty wiring between relay and fuel pump or replace defective fuel pump.
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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.