Diagnostic Test

1. Turn the ignition on.
2. With the scan tool, select View DTCs. Copy DTC and Freeze Frame information.
3. Operate the vehicle under conditions similar to which the DTC was set.
   NOTE:

   It may be necessary to test drive the vehicle within the DTC monitoring conditions. It may take up to three 60-40 MPH decels in order for this DTC to set.

   Does the DTC reset while cranking or during the test drive?

   Yes 

   • Go To  2

   No 

   • Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to STANDARD PROCEDURE .

1. Turn the ignition off.
2. Visually inspect the CKP wire harness. Look for any chafed, pierced, pinched, or partially broken wires.
3. Visually inspect the CKP wire harness connectors. Look for broken, bent, pushed out, or corroded terminals.
4. Verify that there is good pin to terminal contact in the Crank Position Sensor and Powertrain Control Module connectors.
5. Make sure the Crankshaft Position Sensor is properly installed and the mounting bolt(s) are torqued to the proper specification.

   Were any of the above conditions present?

   Yes 

   • Repair as necessary
   • Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .

   No 

   • Go To  3

1. Remove the Crankshaft Position Sensor. Refer to SENSOR, CRANKSHAFT POSITION, REMOVAL .
2. Inspect the Tone Wheel/Flex Plate slots for damage, foreign material, or excessive movement.

   Were any problems found?

   Yes 

   • Repair or replace the Tone Wheel/Flex Plate as necessary. Refer to CRANKSHAFT, REMOVAL .
   • Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .

   No 

   • Go To  4

If there are no possible causes remaining, view repair.

Repair 

• Replace the Crankshaft Position Sensor in accordance with the service information. Refer to SENSOR, CRANKSHAFT POSITION, REMOVAL .
• Perform the POWERTRAIN VERIFICATION TEST. Refer to STANDARD PROCEDURE .