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Home >> Buick >> 2021 >> Encore GX Select, 1.2L Eng VIN 2 >> Repair and Diagnosis >> Brakes >> Traction Control >> Antilock Brake System >> Diagnostic Information and Procedures >> DTC B2745 >> Component Testing

Component Testing

  1. Ignition/Vehicle - Off
  2. Disconnect the electrical connector: S48E Multifunction Switch - Center Console
  3. Test for infinite resistance between the test points: Signal terminal 8 & Ground terminal 1 - The switch is in the open position.
    • If less than infinite resistance 

      Replace the component: S48E Multifunction Switch - Center Console

    • Go to next step: If infinite resistance 
  4. Test for less than 2 ohms between the test points: Signal terminal 8 & Ground terminal 1 - The switch is in the closed position.
    • If 2 ohms or greater 

      Replace the component: S48E Multifunction Switch - Center Console

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