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Home >> Chevrolet >> 2006 >> SSR Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 105 (Anti-Lock Brake System, Traction Control System & Stability Control System) >> Diagnostic Information and Procedures >> Traction Off Indicator Inoperative >> Test Description

Test Description

WARNING: This page is about a different car, the 2007 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.

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 control.
  2. 3:  Ensures that the instrument cluster can operate the Traction indicator.
Traction Off Indicator Inoperative

Step Action Yes No
Schematic Reference: Antilock Brake System Schematics 
Connector End View Reference: Antilock Brake System Connector End Views  or Displays and Gages Connector End Views
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2 
  1. Install a scan tool.
  2. Turn ON the ignition, with the engine OFF.
  3. With a scan tool, observe the Traction Control System (TCS) Off Indicator parameter in the TCS data list.
Does the scan tool display Off?		 Go to Step 3  Go to Step 8 
3 
  1. Turn OFF the ignition.
  2. Turn ON the ignition, with the engine OFF.
  3. Observe the Traction indicator on the instrument panel cluster (IPC) during the bulb check.
Does the Traction indicator illuminate during the bulb check and then turn OFF?		 Go to Step 4  Go to Step 9 
4
  1. Turn OFF the ignition.
  2. Disconnect the traction control switch connector.
  3. Connect a 3-amp fused jumper from the signal circuit of the traction control switch to the ground circuit of the traction control switch.
  4. Turn ON the ignition, with the engine OFF.
  5. With a scan tool, observe the TCS Switch State parameter.
Does the scan tool display pressed?		 Go to Step 7  Go to Step 5 
5 Test the signal circuit of the traction control switch for an open or high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?		 Go to Step 13  Go to Step 6 
6 Test the ground circuit of the traction control switch for an open or high resistance. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?		 Go to Step 13  Go to Step 7 
7 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 .
Did you find and correct the condition?		 Go to Step 13  Go to Step 10 
8 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 .
Did you find and correct the condition?		 Go to Step 13  Go to Step 11 
9 Inspect for poor connections at the harness connector of the instrument panel cluster (IPC). Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?		 Go to Step 13  Go to Step 12 
10 Replace the traction control switch.
Did you complete the replacement?		 Go to Step 13  -
11 Replace the EBCM. Refer to Control Module References for replacement, setup, and programming.
Did you complete the repair?		 Go to Step 13  -
12 Replace the IPC. Refer to Control Module References for replacement, setup, and programming.
Did you complete the repair?		 Go to Step 13  -
13 Operate the system in order to verify the repair.
Did you correct the condition?		 System OK Go to Step 2 
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