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Home >> Cadillac >> 2007 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 708 (Antilock Brake System With Traction Control System) >> Diagnostic Information and Procedures >> DTC C0283 >> Test Description

Test Description

WARNING: This page is about a different car, the 2006 GMC Sierra, 2006 GMC Cab & Chassis Sierra, 2006 Chevrolet Silverado, and 2006 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The number below refers to the step number on the diagnostic table.

  1. 4:  This step tests the traction control switch circuitry. If the fuse opens when you perform this test, the traction control switch signal circuit is shorted to ground.
DTC C0283

Step Action Yes No
Schematic Reference: ABS Schematics 
Connector End View Reference: ABS Connector End Views  in Antilock Brake System
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. Use a scan tool in order to clear the DTCs.
  2. Turn OFF the ignition for 5 seconds.
  3. Start the engine and allow the engine to run for at least 20 seconds.
Does the DTC set?		 Go to Step 3  Go to Diagnostic Aids
3
  1. Turn OFF the ignition.
  2. Disconnect the traction control switch harness connector. Refer to Traction Control Switch Replacement (Stabilitrak) .
  3. Turn ON the ignition.
  4. Connect a test lamp between the ignition 1 voltage circuit and a good ground.
Does the test lamp illuminate?		 Go to Step 4  Go to Step 8 
4
  1. Use the scan tool in order to clear the DTCs.
  2. Turn OFF the ignition.
  3. Connect a fused jumper wire between the ignition 1 voltage circuit and the traction control switch signal circuit at the traction control switch harness connector.
  4. Start the engine and allow the engine to run for at least 20 seconds.
Does the DTC set?		 Go to Step 5  Go to Step 9 
5 Test the traction control switch signal circuit for an open or a short to ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?		 Go to Step 11  Go to Step 6 
6 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 11  Go to Step 7 
7 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 11  -
8 Repair the open in the ignition 1 voltage circuit. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you complete the repair?		 Go to Step 11  -
9 Inspect for poor connections at the harness connector of the traction control switch. 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 11  Go to Step 10 
10 Replace the traction control switch. Refer to Traction Control Switch Replacement (Stabilitrak) .
Did you complete the replacement?		 Go to Step 11  -
11
  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 3  System OK
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