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Home >> Pontiac >> 2005 >> Aztek Base, AWD >> Repair and Diagnosis >> Brakes >> Antilock Brake System And Traction Control System >> Diagnostic Information and Procedures >> DTC C0896 >> Test Description
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Test Description

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

  1. 2:  This step checks if the voltage is above the maximum of the range.
  2. 4:  This step checks if the voltage is below the minimum of the range.
  3. 6:  This step checks for the integrity of the ground circuit.
DTC C0896

Step Action Value(s) Yes No
Schematic Reference: ABS Schematics 
Connector End View Reference: ABS Connector End Views 
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. Turn all the accessories OFF.
  2. Install a scan tool.
  3. Start the engine.
  4. Use the scan tool to monitor the battery voltage while running the engine at approximately 2,000 RPM.
Is the monitored battery voltage within the specified range?		 0-17.4 V Go to Step 4  Go to Step 3 
3 Use a J 39200 DMM to measure the voltage between the battery positive terminal and ground.
Is the voltage within the specified range?		 0-17.4 V Go to Step 5  Go to Symptoms - Engine Electrical in Engine Electrical
4  Continue to monitor the battery voltage with the scan tool while running the engine at approximately 2,000 RPM.
Is the monitored battery voltage within the specified range?		 0-9.4 V Go to Step 6  Go to Step 5 
5
  1. Turn the ignition switch to the OFF position.
  2. Disconnect the scan tool if still connected.
  3. Test drive the vehicle above 6 km/h (3.5 mph).
Did DTC C0896 reset?		 - Go to Step 10  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
6 
  1. Turn the ignition switch to the OFF position.
  2. Disconnect the electronic brake control module (EBCM) connector.
  3. Install the J 39700  with the . See Special Tools . J 39700-530 to the EBCM harness connector only.
  4. Use a J 39200 DMM to measure the resistance between the J 39700  terminal 15 and a good ground. See Special Tools .
Is the resistance within the specified range?		 0-5 Ω Go to Step 8  Go to Step 7 
7 Repair open or high resistance in the ground circuit. Refer to Circuit Testing and Wiring Repairs Wiring Repairs.
Is the repair complete?		 - Go to Step 11  -
8
  1. Turn the ignition switch to the RUN position.
  2. Use a J 39200 DMM to measure the voltage between the J 39700  terminal 8 and 15. See Special Tools .
Is the voltage within the specified range?		 Above 9.4 V Go to Step 9  Go to Symptoms - Engine Electrical in Engine Electrical
9
  1. Turn the ignition switch to the OFF position.
  2. Reconnect the EBCM connector.
  3. Disconnect the scan tool if the scan tool is still connected.
  4. Test drive the vehicle above 6 km/h (3.5 mph).
Did DTC C0896 reset?		 - Go to Step 10  Go to Step 11 
10 Replace the EBCM. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Is the repair complete?		 - 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 2  System OK
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