Fuel Sender Gauge

2004 Toyota Matrix XR, FWD, StandardSECTION Fuel Sender Gauge
WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.
  1. Main Sender Inspection -Β  Measure the resistance between terminals No. 1 and 2 for each float position. See Fig 1. See INSPECTING FUEL MAIN SENDER GAUGE RESISTANCEΒ  table. If resistance value is not as specified, replace the main sender gauge.
    INSPECTING FUEL MAIN SENDER GAUGE RESISTANCE

    Float Position mm (in.) Resistance (Ohms)
    F: Approx. 23.6-29.6 (0.927-1.167) Approx. 1-3
    E: Approx. 135.9-141.9 (5.348-5.588) Approx. 37.7-39.7
  2. Sub Sender Inspection -Β  Measure the resistance between terminals No. 1 and 2 for each float position. See Fig 2. See INSPECTING FUEL SUB SENDER GAUGE RESISTANCEΒ  table. If resistance value is not as specified, replace the sub sender gauge.
    INSPECTING FUEL SUB SENDER GAUGE RESISTANCE

    Float Position In. (mm) Resistance (Ohms)
    F: Approx. -0.026-0.214 (-0.6-5.4) Approx. 1-3
    E: Approx. 174.2-180.2 (6.856-7.096) Approx. 70.3-72.3
Fig 1: Testing Main Fuel Gauge Sending Unit
G99C52680Courtesy of Β© TOYOTA, LICENSE AGREEMENT TMS1002
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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.
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  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
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