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Home >> Chevrolet >> 2020 >> Camaro SS, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Lighting System - Diagnostic Information And Procedures (B3950-C0297) And Symptoms >> Diagnostic Information and Procedures >> Stop Lamps Malfunction >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON.
  2. Verify the scan tool Brake Pedal Applied parameter changes between Active and Inactive while pressing and releasing the brake pedal.
    • If the parameter does not change 

      Refer to Circuit/System Testing - Brake Pedal Position Sensor Malfunction.

    • Go to next step: If the parameter changes 
  3. Verify the left brake lamp turns ON and OFF when commanding the Left Stop Lamp ON and OFF with a scan tool.
    • If the left brake lamp does not turn ON and OFF 

      Refer to Circuit/System Testing - Stop Lamps Malfunction.

    • Go to next step: If the left brake lamp turns ON and OFF 
  4. Verify the right brake lamp turns ON and OFF when commanding the Right Stop Lamp ON and OFF with a scan tool.
    • If the right brake lamp does not turn ON and OFF 

      Refer to Circuit/System Testing - Stop Lamps Malfunction.

    • Go to next step: If the right brake lamp turns ON and OFF 
  5. Verify the center high mounted stop lamp turns ON and OFF when commanding the Center Stop Lamp ON and OFF with a scan tool.
    • If the center high mounted stop does not turn ON and OFF 

      Refer to Circuit/System Testing - Center High Mount Stop Lamp Malfunction.

    • Go to next step: If the center high mounted stop turns ON and OFF 
  6. All OK.
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