Diagnostic Test

CHECK FOR SPEED SENSOR DTCS 

1. With the scan tool, read TCM DTCs.

   Are Speed Sensor DTCs set?

   Yes 

   • Repair DTCs in accordance with the Service Information. Refer to DIAGNOSTIC CODE INDEX .
   • Perform the TRANSMISSION VERIFICATION TEST. Refer to STANDARD PROCEDURE .

   No 

   • Verify the customer did not shift into REVERSE while vehicle was moving forward at high speed.