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TECHNICAL BULLETIN
JTB00268NAS3
06 JAN 2014
© Jaguar Land Rover North America, LLC
NOTE: The information in Technical Bulletins is intended for use by trained, professional Technicians with the knowledge, tools,
and equipment required to do the job properly and safely. It informs these Technicians of conditions that may occur on some
vehicles, or provides information that could assist in proper vehicle service. The procedures should not be performed by 'do-ityourselfers'. If you are not a Retailer, do not assume that a condition described affects your vehicle. Contact an authorized
Jaguar service facility to determine whether this bulletin applies to a specific vehicle.

This reissue replaces all previous versions. Please destroy all previous versions. Only refer to the
electronic version of this Technical Bulletin in TOPIx.

Changes are highlighted in gray

SECTION: 303-00

Engine Hard to Start After Hot-Soak
AFFECTED VEHICLE RANGE:
XF (X250)
Model Year:
VIN:

2009-2010
R00019-R79434

Engine:

V8 4.2L Petrol

XJ Range (X350)
Model Year:
2006-2009
VIN:
G49701-H30057

Engine:

V8 4.2L Petrol

XK Range (X150)
Model Year:
2007-2009
VIN:
B00001-B32752

Engine:

V8 4.2L Petrol

MARKETS:
NAS

CONDITION SUMMARY:
Situation: On vehicles fitted with the 4.2L naturally aspirated engine only, the engine may experience a rough
start or stall following a hot soak of 15-20 minutes.
Cause: This may be caused by the fueling calibration not being robust for winter blend 10% ethanol fuel.
Action: Should a customer express this concern, follow the Service Instruction outlined below.

PARTS:
No Parts Required

TOOLS:

NOTE: This document is an 'Active Bulletin' that will display a functional programming shortcut if
accessed within a diagnostic session using SDD.

SDD with latest IDS-DVD and Calibration File; first available on DVD135.01 v.145
Jaguar Land Rover-approved Midtronics Battery Power Supply

WARRANTY:
NOTE: Repair procedures are under constant review, and therefore times are subject to change;
those quoted here must be taken as guidance only. Always refer to TOPIx to obtain the latest repair
time.

http://topix.jaguar.jlrint.com/topix/service/document/450156

1/8/2014

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NOTE: DDW requires the use of causal part numbers. Labor only claims must show the causal part
number with a quantity of zero.
DESCRIPTION

SRO

TIME
(HOURS)

CONDITION
CODE

CAUSAL
PART

Update Engine Control Module software - XF

86.99.13

0.20

42

C2Z3051

Update Engine Control Module software - XJ,
XK

86.99.13

0.30

42

C2Z3051

NOTE: Normal Warranty policies and procedures apply.

SERVICE INSTRUCTION:
1.

CAUTION: A Jaguar Land Rover-approved Midtronics battery power supply must be connected
to the vehicle battery during SDD diagnosis / module programming.

NOTE: IDS must be loaded with DVD135.01 v.145 or later.
Connect the Jaguar Land Rover-approved Midtronics battery power supply to the vehicle battery.

NOTE: The Engine Control Module may also be referred to as Powertrain Control Module.

2. Turn ignition 'ON' (engine not running).
3. Connect the Symptom Driven Diagnostics (SDD) system to the vehicle and begin a new session.
4. Follow the on-screen prompts, allowing SDD to read the VIN and identify the vehicle and initiating the data
collect sequence.
5. Select 'Diagnosis' from the Session Type screen.
6. Select the 'Selected Symptoms' tab, and then select one of the following:

Powertrain
Powertrain
Powertrain
Powertrain

-

Engine
Engine
Engine
Engine

system
system
system
system

-

Engine performance - Engine cuts out – When hot or
Starting system - Starts with difficulty - When hot or
Engine stalls - When hot or
Poor idle - When hot

7. Select 'continue'.
8. Select the 'Recommendations' tab, and then select 'Run' to perform the 'Configure existing module –
Powertrain control module' option.
9. Follow all on-screen instructions to complete this task.
10. Exit the current session.
11. Disconnect the SDD and the battery power supply from the vehicle.

http://topix.jaguar.jlrint.com/topix/service/document/450156

1/8/2014