Tuesday, November 7, 2017

Jaguar XF (X250) V8­5.0L SC # JTB00244 Date: 120224 Engine Controls ­ Off Throttle Idle Fuel Cut In Timing JTB00244NAS1

Jaguar XF (X250) V8­5.0L SC # JTB00244
Date: 120224
Engine Controls ­ Off Throttle Idle Fuel Cut In Timing
JTB00244NAS1
24 FEB 2012
SECTION: 303
Off Throttle Engine Idle Fuel Cut In Timing
AFFECTED VEHICLE RANGE:
XF (X250) 5.0L only
VIN: R47154 ­ S38706
Model Year: 2010 ­ 2012
XJ (X351) VIN: V00047 ­V30235
Model Year: 2010 ­ 2012
XK (X150) VIN: B32753 ­ B47555
Model Year: 2010 ­ 2012
CONDITION SUMMARY:
Situation:
The engine may stumble or hesitate and, on rare occasions, cut out when at low vehicle speeds.
This may be caused an EMS calibration error.
Action:
In the event of a customer concern of the above, refer to the Repair Procedure outlined below to update the Engine control module
software.
PARTS:
No parts required
TOOLS:
IDS with latest IDS­DVD and Calibration File; first available on IDS­DVD128.04 v93 Jaguar­approved Midtronics Vehicle Power Supply
WARRANTY
REPAIR PROCEDURE
UPDATE THE ENGINE CONTROL MODULE SOFTWARE 
 
 
Page 25
CAUTION:
Ensure all ignition "ON" / ignition "OFF" requests are carried out; failure to perform these steps may cause damage to control modules in
the vehicle.
CAUTION:
A Jaguar­approved Midtronics Vehicle Power Supply must be connected to the vehicle battery during IDS diagnosis / module
programming.
1. Connect the Jaguar­approved Midtronics Vehicle Power Supply to the vehicle battery.
2. Turn ignition ON (engine not running).
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NOTE:
IDS must be loaded with IDS­DVD128.04 v93 or later.
3. Connect the IDS to the vehicle and begin a new Symptom Driven Diagnostics (SDD) session.
4. Follow the on­screen prompts, allowing SDD to read the VIN and identify the vehicle.
5. From the Session Type selection screen, choose "Diagnosis".
6. Select the Selected Symptoms tab, and then select:
> Powertrain > Engine system> Engine performance> Engine cuts out or
> Powertrain > Engine system> Engine performance> Engine stalls
7. Select "continue".
8. Select the Recommendations tab.
9. From the Recommendations tab, select Run to configure the Engine control module
^
Follow all on­screen instructions to complete this task.
10. Exit the current session.
11. Disconnect the IDS and the Midtronics Vehicle Power Supply from the vehicle.