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Home › Chevrolet › 2007 › Corvette Base, 2D Convertible, Standard › Repair and Diagnosis › Brakes › Anti-Lock Brake System, Traction Control System & Stability Control System › Diagnostic Information and Procedures › DTC C0900 › Test Description

Test Description

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

  1. 2:  Use the scan tool in order to inspect the voltage to the EBCM.
  2. 4:  Verifies that the condition is still present.
DTC C0900

Step Action Values Yes No
Schematic Reference: Antilock Brake System Schematics 
1 Did you perform the Diagnostic System Check - Vehicle? - Go to Step 2  Go to Diagnostic System Check - Vehicle
2 
  1. Turn OFF all of the accessories.
  2. Install a scan tool.
  3. Start the engine
  4. Run the engine at approximately 2000 RPM.
  5. With a scan tool, observe the Switched Battery Voltage Signal parameter in the antilock brake system (ABS) data list.
Does the scan tool indicate that the voltage is greater than the specified value?		 16.3 V Go to Step 3  Go to Diagnostic Aids
3 With a scan tool, observe the Ignition Voltage Signal parameter in the ABS data list.
Does the scan tool indicate the voltage is greater than the specified value?		 16.3 V Go to Diagnostic System Check - Vehicle Go to Step 4 
4 
  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 test.
Does the DTC reset?		 - Go to Step 5  Go to Diagnostic Aids
5 Replace the electronic brake control module (EBCM). Refer to Control Module References for replacement, setup, and programming.
Did you complete the repair?		 - Go to Step 6  -
6
  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 test.
Does the DTC reset?		 - Go to Step 2  System OK
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