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Home >> Chevrolet >> 2015 >> Spark LS, Standard Trans >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Diagnostic Information and Procedures >> DTC B2745: Traction Control Switch Circuit >> Component Testing
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Component Testing

  1. Ignition OFF, disconnect the harness connector at the S75 Traction Control Switch.
  2. Test for infinite resistance between the signal terminal 2 and the ground terminal 4 with the switch in the open position.
    • If less than infinite resistance 

      Replace the S75 Traction Control Switch.

    • If infinite resistance 
  3. Test for less than 2 Ω between the signal terminal 2 and the ground terminal 4 with the switch in the closed position.
    • If 2 Ω or greater 

      Replace the S75 Traction Control Switch.

    • If less than 2 Ω 
  4. All OK.
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