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Home >> Chevrolet >> 2021 >> Bolt EV Premier >> Repair and Diagnosis >> External Pages >> Different car >> Section 40 (Antilock Brake System) >> Diagnostic Information and Procedures >> Traction Control/Stability Control Indicator Malfunction >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2020 Chevrolet Bolt EV. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector: S48C Multifunction Switch 1 - Instrument Panel
  3. Test for infinite resistance between the test points: Signal terminal 3 & Ground terminal 10 - The switch is in the open position.
    • If less than infinite resistance 

      Replace the component: S48C Multifunction Switch 1 - Instrument Panel

    • Go to next step: If infinite resistance 
  4. Test for less than 2 ohms between the test points: Signal terminal 3 & Ground terminal 10 - The switch is in the closed position.
    • If 2 ohms or greater 

      Replace the component: S48C Multifunction Switch 1 - Instrument Panel

    • Go to next step: If less than 2 ohms 
  5. All OK.
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