A/T Controls - Harsh Shifting Concerns

NUMBER

MODEL S-TYPE, XJ, XK





DATE

ISSUE '2' CHANGES ARE HIGHLIGHTED WITH GRAY BACKGROUND.

SECTION: 307

Harsh Transmission Shifts Repair Procedure





AFFECTED VEHICLE RANGE

CONDITION SUMMARY:

Situation:

The customer may complain of harsh transmission shifting. The adaptive shift strategy can drift over time causing higher than normal clutch pressures.

NOTE:
The customer should be informed that after the adaption clearing procedure and re-configuration repair the transmission shift quality will improve over time as the transmission adapts to the customer's driving requirements.

Action:

Should a customer express the above concern, clear the adaptions, reconfigure the TCM, and reset the adaptions by following the Repair Procedure below.

PARTS:

No parts necessary; information only





TOOLS





WARRANTY





REPAIR PROCEDURE








PERFORM TRANSMISSION ADAPTIONS DRIVE CYCLE