FOR THOSE OF YOU WHO WANTED TO KNOW THE "WHY/WHAT" OF THIS RECALL HERE IT IS


AFFECTED VEHICLE RANGE:
S-TYPE (X200) VIN: M94769 – N52047
Model Year: 2004 – 2005
XJ (X350) VIN: G00584 – G49700
Model Year: 2004 - 2005
XK (X100) VIN: A36874 - A48682
Model Year: 2004 - 2006
X-TYPE (X400) VIN: D55322 - E19613
E20262 - E99999
J00001 - J28328
Model Year: 2004 – 2007
CONDITION SUMMARY:
Situation: A number of emission regulations non-compliance issues relating to the On-Board Diagnostic
(OBD) system function covering thermostat diagnostic, calibration verification, in-use monitor performance
ratio, and an emission issue relating to open loop smoothing (vehicle remains in open loop after fuel cut-off for
prolonged periods) have been identified. In addition, a group of deficiencies have been identified within the
OBD system function related to the evaporative leak diagnostic.
NOTE: Customers should be informed that after the adaption clearing procedure and
reconfiguration repair, the transmission shift quality will improve over time as the transmission
adapts to the customer's individual driving requirements.
Action: Dealers are to update the affected vehicles' Engine Control Module (ECM), and where applicable
the Transmission Control Module (TCM), software as outlined in the Repair Procedure below. Consult the
table containing the model years, VIN range, and repairs required prior to performing any software updates.
Owners will be notified by Customer Letter of this Recall with the request that they contact a dealer to have
the update(s) performed. At the time of customer appointment, ensure that all outstanding service campaigns
for each individual vehicle are identified and allocate sufficient time and resources to complete all campaigns.