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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 668 (Anti-Lock Brake System & Engine Traction System) >> Diagnostic Information and Procedures >> Traction Off Indicator Always On >> Test Description

Test Description

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. 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. 3:  This step tests if the instrument panel cluster (IPC) is able to turn OFF the Traction Off indicator.
Traction Off Indicator Always On

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. Turn OFF the ignition for 5 seconds.
  2. Turn ON the ignition while observing the Traction Off indicator.
Does the Traction Off illuminate for 2 seconds and then turn OFF?
Go to Diagnostic Aids Go to Step 3 
  1. Install a scan tool.
  2. Select the Instrument Panel Cluster Special Functions menu on the scan tool.
  3. Command the instrument panel cluster (IPC) lamps OFF.
Does the Traction Off indicator turn OFF?
Go to Step 5  Go to Step 4 
4 Replace the IPC. Refer to Control Module References for replacement, setup, and programming.
Did you complete the replacement?
Go to Step 6  -
5 Replace the electronic brake control module (EBCM). Refer to Control Module References for replacement, setup, and programming.
Did you complete the replacement?
Go to Step 6  -
6
  1. Turn OFF the ignition for 5 seconds.
  2. Turn ON the ignition while observing the Traction Off indicator.
Does the Traction Off indicator illuminate for 2 seconds and then turn OFF?
System OK Go to Step 3