LTB01109NAS1

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LTB01109NAS1
TECHNICAL BULLETIN
12 DEC 2017
© 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 Land Rover service facility to determine
whether this bulletin applies to a specific vehicle.
INFORMATION
SECTION:
204-06: Ride and Handling Optimization
SUBJECT/CONCERN:
Terrain Response® System Not Operating As Expected In 'Auto' Mode
AFFECTED VEHICLE RANGE:
MODEL:
MODEL YEAR:
VIN:
https://topix.landrover.jlrext.com/topix/service/document/860719
ASSEMBLY PLANT:
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MODEL:
MODEL YEAR:
VIN:
ASSEMBLY PLANT:
Discovery (LR)
2017
000532-037935
Solihull
Range Rover Sport (LW)
2014
001154-001205
Solihull
Range Rover Sport (LW)
2014-2015
300003-399999
Solihull
Range Rover Sport (LW)
2014-2016
500023-599999
Solihull
Range Rover Sport (LW)
2014-2017
600007-692567
Solihull
Range Rover Sport (LW)
2016-2017
100000-170287
Solihull
Range Rover (LG)
2014-2016
000001-320323
Solihull
MARKETS:
NORTH AMERICA
CONDITION SUMMARY:
SITUATION:
The Terrain Response® system may not operate as expected when in 'Auto' mode by not
automatically selecting the correct driving mode. As the driving mode changes, the
transmission may downshift, the engine Revolutions Per Minute (RPM) may also increase,
and/or the 'Auto Stop/Start OFF' warning indicator may illuminate on the Instrument Cluster
(IC).
CAUSE:
This may be caused by a Chassis Control Module (CHCM) software error.
ACTION:
Should a customer express this concern, follow the appropriate Diagnostic Procedure below.
PARTS:
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No Parts Required
TOOLS:
*
*
Jaguar Land
Rover-approved
Midtronics
battery power
supply
Jaguar Land
Rover-approved
diagnostic tool
with latest SDD
Software
Management
Pack
*
Jaguar Land
Rover-approved
diagnostic tool
with latest
PATHFINDER
software
WARRANTY:
NOTE:
Chassis Control Module (CHCM) may also be referred to as Integrated Suspension
Control Module (ISCM).
NOTES:
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◾ 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
Chassis Control Module (CHCM) Software update
SRO
64.90.05
TIME
(HOURS)
0.2
CONDITION
CODE
42
CAUSAL
PART
LR105419
NOTE:
Normal Warranty procedures apply.
DIAGNOSTIC PROCEDURE 'A': SDD
This Diagnostic Procedure is only for vehicles requiring the Jaguar Land Rover-approved
diagnostic tool with Symptom Driven Diagnostics (SDD).
CAUTIONS:
◾ A Jaguar Land Rover-approved Midtronics battery power supply must be connected
to the vehicle battery during diagnosis / module programming.
◾ All ignition ON/OFF requests must be carried out. Failure to perform these steps may
cause damage to control modules in the vehicle.
1
Connect the Jaguar Land Rover-approved Midtronics battery power supply to the
vehicle battery.
2
NOTE:
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The Jaguar Land Rover-approved diagnostic tool must be loaded with
SDD151.05 Software Management Pack v283 (or later).
Connect the Jaguar Land Rover-approved diagnostic tool to the vehicle and begin a
new session.
3
Follow all on-screen instructions, allowing the diagnostic tool to read the VIN, identify
the vehicle, and initiating the data collect sequence.
4
If the hyperlink is not available:
1
Select Diagnosis from the Session Type screen.
2
Select the Selected Symptoms tab.
3
Select one of the following symptoms:
Chassis - Ride and handling optimization - Terrain response
4
Select continue.
5
Select the Recommendations tab.
6
Select Run to perform the 'Configure existing module - Chassis control
module' option.
5
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
6
7
When all tasks are complete, go to the next Step.
Exit the current session.
1
Select the Session tab.
2
Select the Close Session option.
Disconnect the diagnostic tool and battery power supply from the vehicle.
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DIAGNOSTIC PROCEDURE 'B': PATHFINDER
This Diagnostic Procedure is only for vehicles requiring the Jaguar Land Rover-approved
diagnostic tool with PATHFINDER.
CAUTIONS:
◾ A Jaguar Land Rover-approved Midtronics battery power supply must be connected
to the vehicle battery during diagnosis / module programming.
◾ All ignition ON/OFF requests must be carried out. Failure to perform these steps may
cause damage to control modules in the vehicle.
1
Connect the Jaguar Land Rover-approved Midtronics battery power supply to the
vehicle battery.
2
NOTE:
The Jaguar Land Rover-approved diagnostic tool must be loaded with
PATHFINDER version 121 (or later).
Connect the Jaguar Land Rover-approved diagnostic tool to the vehicle and begin a
new session.
3
NOTE:
The Jaguar Land Rover-approved diagnostic tool 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 ECU Diagnostics.
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5
Select Chassis Control Module [CHCM].
6
Select Update ECU.
1
Follow all on-screen instructions until the application completes successfully.
2
Vehicles without Dynamic Response: when all tasks are complete, go to Step
9.
3
7
Vehicles with Dynamic Response: when all tasks are complete, go to Step 7.
NOTE:
Vehicles with Dynamic Response only.
Select Chassis Control Module 'B' [CHCMB].
Select 'Update ECU'.
Follow all on-screen instructions to complete this task.
8
9
10
Select Update ECU.
1
Follow all on-screen instructions until the application completes successfully.
2
When all tasks are complete, go to the next Step.
Exit the current session.
1
If required, reset the vehicle to Transit mode.
2
Select the Exit icon.
Disconnect the diagnostic tool and battery power supply from the vehicle.
https://topix.landrover.jlrext.com/topix/service/document/860719
12/12/2017