Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Pontiac >> 2007 >> Grand Prix Base >> Repair and Diagnosis >> Brakes >> Anti-Lock 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: 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. 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 Go to Step 3 
3 Is DTC C0240 set as a current code? Go to Step 5  Go to Step 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
5 Review the Powertrain symptoms list and powertrain DTCs Refer to Symptoms - Engine Controls and Symptoms - Engine Controls .
Did you find and correct the condition?
Go to Step 6  Go to Diagnostic Trouble Code (DTC) List - Vehicle
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