Fuel Pump Relay: Inspection

2014 Subaru Outback 2.5i, Standard TransSECTION Inspection
  1. Check that the fuel pump relay has no deformation, cracks or other damages.
  2. Measure the resistance between fuel pump relay terminals.
    Fig 1: Measuring Resistance Between Fuel Pump Relay Terminals
    G08315468Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Standard
    1 and 2 1 MΩ or more
    3 and 4 93.8 - 136.4 Ω (when 20°C (68°F))
  3. Connect battery positive terminal to terminal No. 3 and battery ground terminal to terminal No. 4, and measure the resistance between the fuel pump relay terminals.
    Fig 2: Measuring Resistance Between Fuel Pump Relay Terminals 1 And 2
    G08315469Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Standard
    1 and 2 Less than 1 Ω
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.