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Home >> Subaru >> 2018 >> WRX Base >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Injection System (Except For STI) >> Fuel Injector Relay >> Inspection

Fuel Injector Relay: Inspection

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  1. Check that the fuel injector relay has no deformation, cracks or other damages.
  2. Measure the resistance between fuel injector relay terminals.
    G08315468
    TERMINAL NO. STANDARD
    1 and 2 1 Ω 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 injector relay terminals.
    G08315469
    TERMINAL NO. STANDARD
    1 and 2 Less than 1 Ω