Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

1. Perform the following after completion of a diagnostic repair:
  - After completion of the Transmission Verification Test, the Powertrain Verification Test must be performed.
  - With the scan tool check pinion factor (if equipped) for proper tire identification and program or reprogram if necessary.
  - Connect the scan tool to the Data Link Connector (DLC).
  - Reconnect any disconnected components.
  - If the PCM has been replaced or updated (flashed), or the transmission has been repaired or replaced, using the scan tool, perform a Quick Learn Procedure.
  - With the scan tool, erase all Transmission and Engine DTCs.
  - With the scan tool, perform a BATTERY DISCONNECT, this will clear the Event Data
  - With the scan tool, display Transmission Temperature. Start and run the engine until the Transmission Temperature is HOT.
  - Check the Transmission fluid level and adjust if necessary. Refer to 545RFE AUTOMATIC TRANSMISSION - SERVICE INFORMATION for the Fluid Fill procedure.
  - Road test the vehicle.
  - Perform the following shifts from a standing start with a constant throttle opening of 20 to 25 degrees to the speeds of 97 Km/h (60 mph); make fifteen to twenty 1 to 2, 2 to 3, 3 to 4 and 4 to 5 upshifts.
  - Perform the following shifts with speeds below 40 Km/h (25 mph); make five to eight wide open throttle kickdowns to 1st gear. Allow at least 5 seconds each in 2nd and 3rd gear between each kickdown.
  - Check for DTCs during and after the road test.
  - If after performing the road test, if any shift concerns are noted, perform the drive learn procedure for those affected shifts.
  - Use the EATX OBDII task manager to run Good Trip time in each gear, this will confirm the repair and to make sure that the DTC does not re-mature.
  Were there any Diagnostic Trouble Codes (DTCs) set during the road test?
  
  Yes
  - Perform the appropriate diagnostic procedure.
  No
  - Repair is complete.