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Home >> Pontiac >> 2005 >> Grand Prix Base >> Repair and Diagnosis >> Brakes >> Antilock Brake System, Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> DTC C0240 >> Test Description

Test Description

The number below refers to the step number on the diagnostic table.

  1. 4:  This step checks if DTC C0240 resets.
DTC C0240

Step Action 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 the ignition switch to the RUN position, with the engine OFF.
  2. Using a scan tool, read the antilock brake system (ABS)/traction control system (TCS) DTCs.
Are any other DTCs set?
Go to Diagnostic Trouble Code (DTC) List - Vehicle in Vehicle DTC Information Go to Step 3 
3 Is DTC C0240 set as a current code? Go to Step 5  Go to Step 4 
4 
  1. Using the scan tool, clear the DTC.
  2. Remove the scan tool from the data link connector (DLC).
  3. Carefully drive the vehicle above 12 km/h (8 mph) for several minutes.
Did DTC C0240 set as a current DTC?
Go to Step 5  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
5 Perform the Powertrain OBD System Check. Refer to LINK 79563 in Engine Controls.
Did the vehicle pass the OBD System Check?
Go to Step 6  Diagnostic Trouble Code (DTC) List - Vehicle in Vehicle DTC Information
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 text.
Does the DTC reset?
Go to Step 2  System OK