LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2019 >> WRX Premium, Automatic CVT Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (Except For STI) >> Fuel Injector Relay >> Inspection
September 30: LEMON manuals is back up on a temporary server! Slowness is possible

Fuel Injector Relay: Inspection

  1. Check that the fuel injector relay has no deformation, cracks or other damages.
  2. Measure the resistance between fuel injector 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 injector relay terminals.
    G08315469Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Standard
    1 and 2 Less than 1 Ω