S-Type (X200) V8-4.2L (2005)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
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