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 MANUALSHYUNDAI2011ACCENT GLS, AUTOMATICREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM DIAGNOSIS (2 OF 2)DTC P0463: FUEL LEVEL/SENSOR A CIRCUIT HIGH INPUTINSPECTION/REPAIRW/HARNESS INSPECTIONGROUND CIRCUIT INSPECTION
2011 Hyundai Accent GLS, Automatic
Ground Circuit Inspection
2011 Hyundai Accent GLS, AutomaticSECTION Ground Circuit Inspection
- IG "OFF".
- Disconnect Fuel Level Sensor connector.
- IG "ON".
- Measure the voltage between terminal 4 of Fuel Level Sensor harness connector and ground. (A)
Measure the voltage between terminal 1 and 4 of Fuel Level Sensor harness connector. (B)
- Specification : "A" - "B" = Below 200 mV
- Is the measured voltage within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair Open in ground circuit and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
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.