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 MANUALSSATURN2000SC2 AUTOMATIC, MP6REPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCEFUEL DELIVERYFUEL SYSTEMDIAGNOSTICS1 - FUEL PUMP OPERATIONAL TEST
2000 Saturn SC2 Automatic, MP6
1 - Fuel Pump Operational Test
2000 Saturn SC2 Automatic, MP6SECTION 1 - Fuel Pump Operational Test
CAUTION:
WHENEVER FUEL LINE FITTINGS ARE LOOSENED OR REMOVED, WRAP A SHOP CLOTH AROUND THE FITTING AND HAVE AN APPROVED CONTAINER AVAILABLE TO COLLECT ANY FUEL.
If the vehicle is not operating or will not start or run, then a determination must be made if the fuel pump is working and fuel under pressure is being delivered to the fuel rail.
- Remove cap on fuel pressure test port at fuel rail and slightly depress tip of Schrader valve. Note whether fuel is present.
- If fuel, under pressure, is present proceed to test 2 - FUEL SYSTEM PRESSURE TEST .
- If no fuel present, assure that there is fuel in tank (check fuel gauge).
- Evaluate fuel pump electrical circuit. Refer to ENGINE CRANKS BUT WON'T START in ENGINE CONTROLS .
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.