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Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Vehicle Dynamics Control (VDC) System) >> VDC OFF Switch >> Inspection

VDC OFF Switch: Inspection

WARNING: This page is about a different car, the 2022 Subaru WRX. However, it is still accessible from the selected car via links, so may be relevant.
  1. Measure the resistance between the VDC OFF switch terminals.
    G10315164Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Inspection conditions Standard
    6 - 8 Switch OFF 1 MΩ or more
    Switch ON Less than 1 Ω
  2. Apply battery voltage between the connector terminals to check lighting condition of illumination inside the switch.
    CAUTION:

    When applying battery voltage, do not mix up the positive (+) side and the negative (-) side. 

    Incorrect polarity connection may cause LED damage inside the switch. 

    Terminals No. Inspection conditions Specification
    1 (+) - 4 (-) Apply battery voltage. Light ON
  3. Replace the VDC OFF switch if it is found defective.