Low Fuel Level Light Sensor

1994 Hyundai Elantra Base, 1.8 MSECTION Low Fuel Level Light Sensor
  1. Remove sending unit from fuel tank. See FUEL GAUGE SENDING UNIT. Connect a 12-volt test light (with 3.4-watt bulb installed) between a 12-volt battery source and terminal No. 1 of fuel tank sending unit connector. SeeFigure -Figure . Using jumper wire, ground connector terminal No. 3 to battery negative terminal.
  2. Immerse sending unit in water. Test light should be off while sensor is beneath water and should illuminate when sensor and sending unit are taken out of water. If sensor/sending unit does not operate as specified, replace sending unit assembly.
OIL PRESSURE SWITCH/SENDING UNIT LOCATION

Application Location
Elantra Behind Alternator
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:

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