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Home >> Cadillac >> 2004 >> XLR >> Repair and Diagnosis >> Brakes >> Antilock Brake System, Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> Traction Control Indicator Inoperative >> Test Description

Test Description

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

  1. 2:  Use the scan tool to check the normal state of the Traction indicator control.
  2. 3:  Ensures that the instrument cluster can operate the Traction indicator.
Traction Control Indicator Inoperative

Step Action Yes No
Schematic Reference: ABS Schematics 
Connector End View Reference: ABS Connector End Views  or Instrument Panel, Gages, and Console Connector End Views in Instrument Panel, Gages, and Console
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. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With a scan tool, observe the TCS Off Indicator parameter in the TCS data list.
Does the scan tool display Off?		 Go to Step 3  Go to Step 4 
3 
  1. Turn OFF the ignition.
  2. Turn ON the ignition, with the engine OFF.
  3. Observe the Traction indicator on the instrument cluster (IPC) during the bulb check.
Does the Traction indicator illuminate during the bulb check and then turn OFF?		 Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 5 
4 Inspect for poor connections at the harness connector of the 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 8  Go to Step 6 
5 Inspect for poor connections at the harness connector of the instrument cluster (IPC). 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 8  Go to Step 7 
6
IMPORTANT: Perform the setup procedure for the EBCM. An unprogrammed EBCM will result in the following conditions:
  • Inoperative or poorly functioning system operations
  • The EBCM may set DTCs
Replace the EBCM. Refer to Electronic Brake Control Module Replacement .Did you complete the repair?		 Go to Step 8  -
7
IMPORTANT: Perform the setup procedure for the replacement IPC.
Replace the instrument panel cluster (IPC). Refer to Instrument Panel Cluster (IPC) Replacement in Instrument Panel, Gages and Console.Did you complete the repair?		 Go to Step 8  -
8 Operate the system in order to verify the repair.
Did you correct the condition?		 System OK Go to Step 2 
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