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Home >> Cadillac >> 2005 >> DeVille Protection Series >> Repair and Diagnosis >> Brakes >> Antilock Brake System, Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> DTC C1295 >> Test Description

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. 3:  This DTC detects an open stop lamp switch signal circuit from the stop lamp side of the splice pack to the EBCM.
  2. 4:  This step verifies that the stop lamps are operating properly.
DTC C1295

Step Action Yes No
Schematic Reference: ABS Schematics 
Connector End View Reference: ABS Connector End Views 
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2
  1. Press the brake pedal.
  2. With the scan tool, observe the Stop Lamp Switch parameter in the DRP/ABS/TCS data list.
Does the Stop Lamp Switch parameter display Applied?
Go to Step 4  Go to Step 3 
3  Test the signal circuit of the stop lamp switch for an open or high resistance. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 7  Go to Step 5 
4  Press the brake pedal.
Are all of the stop lamps ON?
Go to Step 5  Go to Stop Lamps Inoperative in Lighting Systems
5 Inspect for poor connections at the harness connector of the electronic brake control module (EBCM). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 7  Go to Step 6 
6 Replace the EBCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Did you complete the replacement?
Go to Step 7  -
7
  1. Use the scan tool in order to clear the DTCs.
  2. Operate the vehicle within the Conditions for Running the DTC, as specified in the supporting text.
Does the DTC reset?
Go to Step 2  System OK