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Home >> Pontiac >> 2007 >> Torrent AWD >> Repair and Diagnosis >> Brakes >> Anti-Lock Brake System, Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> ABS Active Indicator Always On >> Test Description

Test Description

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

  1. 2:  Confirm if the scan tool can turn ON and OFF all indicator lamps on the instrument cluster.
  1. 4:  Verify if the circuits going to the instrument cluster or the cluster is at fault.
ABS Active Indicator Always On

Step Action Yes No
Schematic Reference: Antilock Brake System Schematics 
Connector End View Reference: Antilock Brake System Connector End Views 
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2 
  1. Using a scan tool, select the brake control module (BCM), Special Functions mode.
  2. Select Output Control, Solenoid Test.
  3. Select the antilock brake system (ABS) Telltale Indicator.
  4. In the ABS Telltale test mode you can turn the instrument panel indicators ON or OFF.

    All indicators will turn ON when commanded on.

Does the ABS indicator turn on then OFF?		 Go to Step 3  Go to Step 4 
3 Replace the electronic brake control module (EBCM). Refer to Control Module References in Computer/Integrating Systems.
Is the replacement complete?		 Go to Diagnostic System Check - Vehicle -
4 
  1. Disconnect the instrument cluster and connect a test light across the appropriate power and ground terminals.
  2. With the test light OFF, repair the open in power or ground circuit to cluster
  3. With the test light ON, check the connector for poor connection to cluster.
  4. If OK, replace the instrument cluster. Refer to Control Module References .
Is the instrument cluster replacement complete?		 Go to Diagnostic System Check - Vehicle -
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