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Home >> Subaru >> 2023 >> WRX Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Injection System >> Electronic Throttle Control Relay >> Inspection
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Electronic Throttle Control Relay: Inspection

  1. Check that the electronic throttle control relay has no deformation, cracks or other damages.
  2. Measure the Ω between electronic throttle control relay terminals.
G11252918Courtesy of SUBARU OF AMERICA, INC.
Terminal No. Inspection conditions Standard
3 - 4 Always 1 MΩ or more
3 - 4 Apply battery voltage between terminals 1 and 2. Less than 1 Ω