JTB00664NAS1

12/6/2018
JTB00664NAS1 - Auto Stop/Start System Not Functioning As Expected | TOPIx
JTB00664NAS1
TECHNICAL BULLETIN
30 NOV 2018
© 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-it-yourselfers'. 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.
INFORMATION
SECTION:
414-00
SUBJECT/CONCERN:
Auto Stop/Start System Not Functioning As Expected
AFFECTED VEHICLE RANGE:
MODEL:
MODEL YEAR:
VIN:
F-PACE (X761)
2018
093634-351698
F-TYPE (X152)
2018
K41513-K55803
XE (X760)
2018
P06869-P43412
XF (X260)
2016
Y00003-Y24768
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MODEL:
XF (X260)
MODEL YEAR:
2018
VIN:
Y46487-Y73375
MARKETS:
NORTH AMERICA
CONDITION SUMMARY:
SITUATION:
The Auto stop/start system may not function as expected.
CAUSE:
This may be caused by a Gateway Module (GWM) software error.
ACTION:
Should a customer express this concern, follow the appropriate Diagnostic Procedure below.
PARTS:
No Parts Required
TOOLS:
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

Jaguar Land Roverapproved
Midtronics battery
power supply
Jaguar Land Roverapproved
diagnostic
equipment with
latest SDD
Software
Management Pack

Jaguar Land Roverapproved
diagnostic
equipment with
latest PATHFINDER
software
WARRANTY:
NOTES:
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 JLR claims submission system to
obtain the latest repair time.
The JLR Claims Submission System 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
Stop/start system -- Healthcheck
86.80.90
0.2
04
T4A2711
Configure existing Gateway Module (GWM)
86.98.05
0.2
04
T4A2711
NOTE:
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Normal Warranty procedures apply.
DIAGNOSTIC PROCEDURE 'A':
This Diagnostic Procedure is for the following 2016MY vehicles ONLY: XF (X260).
CAUTIONS:
A Jaguar Land Rover-approved Midtronics battery power supply must be connected to the
vehicle startup battery.
All ignition ON/OFF requests MUST be performed; failure to do these steps may cause damage
to vehicle control modules.
NOTE:
Use the Jaguar Land Rover claims submission system for Field Service Action program eligibility
requiring a Gateway Module (GWM) software update. If eligible, perform and claim the update as
per that program using the latest SDD software.
1
Connect the Jaguar Land Rover-approved Midtronics battery power supply to the vehicle startup
battery.
2
NOTE:
The Jaguar Land Rover-approved diagnostic equipment must be loaded with SDD155.01
Software Management Pack v306 (or later).
Connect the Jaguar Land Rover-approved diagnostic equipment to the vehicle and begin a new
session.
3
Follow all on-screen instructions.
4
If the hyperlink is not available:
1 Select Diagnosis from the Session Type screen.
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2 Select the Selected Symptoms tab.
3 Select Powertrain -- Engine system -- Starting system -- Start-stop system -Inoperative.
4 Select Powertrain -- Engine system -- Starting system -- Start-stop system -Intermittent operation.
5 Select continue.
6 Select the Recommendations tab.
7 Select Run to perform the 'Powertrain -- Stop/start system -- Healthcheck' option.
8 Investigate and rectify any other auto stop/start inhibits other than the 'Estimated Cold
Cranking Voltage at Present State of Charge'
5
If the hyperlink is not available:
1 Select Diagnosis from the Session Type screen.
2 Select the Selected Symptoms tab.
3 Select Powertrain -- Engine system -- Starting system -- Start-stop system -Inoperative.
4 Select Powertrain -- Engine system -- Starting system -- Start-stop system -Intermittent operation.
5 Run and close the Datalogger tool to reveal the 'Extras' tab.
6 Select the Extras tab.
7 Select Run to perform the 'Configure existing module -- Gateway module' option.
6
Follow all on-screen instructions until the application completes successfully.
1 When prompted, select the Clear DTCs option following completion of the software
download.
2 Follow the on-screen instructions until the application finishes successfully.
7
Exit the current session.
1 Select the Session tab.
2 Select the Close Session option.
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Disconnect the diagnostic equipment and battery power supply from the vehicle.
DIAGNOSTIC PROCEDURE 'B':
This Diagnostic Procedure is for the following 2018MY vehicles ONLY: F-PACE (X761), F-TYPE
(X152), XE (X760), XF (X260).
CAUTIONS:
A Jaguar Land Rover-approved Midtronics battery power supply must be connected to the
vehicle startup battery.
All ignition ON/OFF requests MUST be performed; failure to do these steps may cause damage
to vehicle control modules.
NOTE:
Use the Jaguar Land Rover claims submission system for Field Service Action program eligibility
requiring a Gateway Module (GWM) software update. If eligible, perform and claim the update as
per that program using the latest PATHFINDER software.
1
Connect the Jaguar Land Rover-approved Midtronics battery power supply to the vehicle startup
battery.
2
NOTE:
The Jaguar Land Rover-approved diagnostic equipment must be loaded with PATHFINDER
version 201 (or later).
Connect the Jaguar Land Rover-approved diagnostic equipment to the vehicle and begin a new
session.
3
NOTE:
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The Jaguar Land Rover-approved diagnostic equipment will read the correct Vehicle
Identification Number (VIN) for the current vehicle and automatically take the vehicle out of
Transit mode (if required).
Follow all on-screen instructions.
4
Select Guided Diagnostics -- Powertrain -- Engine -- Auto Stop-Start system.
5
Select Next.
6
NOTE:
The Jaguar Land Rover-approved Midtronics battery power supply must be disconnected
before starting the engine.
Follow the Stop Start healthcheck on screen prompts.
7
Exit the current session.
1 If required, reset the vehicle to Transit mode.
2 Select the Exit icon.
8
Disconnect the diagnostic equipment and battery power supply from the vehicle.
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