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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 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON
  2. Verify the Instrument Cluster Traction Control indicator turns ON and OFF when commanding the Instrument Cluster All Indicators ON and OFF with a scan tool.
    • If the indicator does not turn ON and OFF 

      Replace the P16 Instrument Cluster.

    • If the indicator turns ON and OFF 
  3. Verify the scan tool Traction Control Switch parameter changes between Active and Inactive while pressing and releasing the S75 Traction Control Switch.
    • If the parameter does not change 

      Refer to Circuit/System Testing.

    • If the parameter changes 
  4. All OK.
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