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 Without Scan Tester
Remove fuel pump relay. Proceed to the ELECTRICAL COMPONENT LOCATIONS . Without voltage applied to relay, there should be no continuity between terminals No. 48 and 52, and between terminals No. 48 and 59. See Figure . With battery voltage applied across terminals No . 28 and 29, there should be continuity between terminals No. 48 and 52, and between terminals No. 48 and 59. If continuity is not as specified, replace relay.
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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.