NHTSA ID Number: 10136653
Manufacturer Communication Number: LTB00557NAS5
TSB/Document Date: 2018-05-14
Summary
A 'knock' sound from the front suspension may be heard inside the vehicle when traveling over an uneven road surface. The sound may be noticeable, when one of the front wheels travels over a uneven surface while the opposite front wheel remains on a smooth surface.
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TSB/Document ID: LTB00557NAS5
Replacement Service Bulletin Number:
MFR Communication Date: 2018-03-08
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: SUSPENSION
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
3/8/2018
LTB00557NAS5 - 'Knock' Sound From Front Suspension | TOPIx
LT B 0 0 5 5 7 N A S 5
TECHNICAL BULLETIN
08 MAR 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 Land
Rover service facility to determine whether this bulletin applies to a specific vehicle.
I N F O R M AT I O N
This reissue replaces all previous versions. Please destroy all previous versions.
Changes are highlighted in blue
SECTION:
204-06: Ride and Handling Optimization
S U B J E C T/ C O N C E R N :
'Knock' Sound From Front Suspension
AFFECTED VEHICLE RANGE:
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MODEL:
MODEL
YEAR:
VIN:
ASSEMBLY
PLANT:
APPLICABILITY:
Range Rover Sport
(LW)
2014
001154001205
Solihull
Vehicles With: Dynamic
Response
Range Rover Sport
(LW)
2014-2015
300003399999
Solihull
Vehicles With: Dynamic
Response
Range Rover Sport
(LW)
2014-2016
500023599999
Solihull
Vehicles With: Dynamic
Response
Range Rover Sport
(LW)
2015-2017
601763690429
Solihull
Vehicles With: Dynamic
Response
Range Rover Sport
(LW)
2016-2017
100369181319
Solihull
Vehicles With: Dynamic
Response
Range Rover (LG)
2013-2017
000083380216
Solihull
Vehicles With: Dynamic
Response
MARKETS:
NORTH AMERICA
CONDITION SUMMARY:
SITUATION:
A 'knock' sound from the front suspension may be heard inside the vehicle when traveling over an
uneven road surface. The sound may be noticeable, when one of the front wheels travels over a
uneven surface while the opposite front wheel remains on a smooth surface.
CAUSE:
This may be caused by the operation of the Dynamic Response system actuators.
ACTION:
Should a customer express this concern, follow the Basic Diagnostic Process and Workshop Procedure
outlined below.
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PA RTS :
NOTE:
Only if required: an allowance of $43.75 (or local equivalent) has been provided for the Dynamic
Response system fluid (Texaco cold climate fluid PSF14315 [33270]) and Loctite 243; claim using
code 'ZZZ001'.
PART NUMBER
DESCRIPTION
QUANTITY
LR092959
Front Stabilizer Actuator (if required)
1
LR050753
Bolt (M12 X 55mm) (if required)
4
LR045743
Bolt (M14 X 55mm) (if required)
2
LR045788
M12 Steel Repair Insert (if required)
4
LR043320
M14 Steel Repair Insert (if required)
2
LR072419
Valve block - Dynamic Response system (if required)
1
LR072550
Reservoir - Dynamic Response system fluid (if required)
1
TOOLS:
Jaguar Land
Rover-approved
Midtronics battery
power supply
Jaguar Land
Rover-approved
diagnostic tool
with latest SDD
Software
Management Pack
WARRANT Y:
NOTE:
https://topix.jaguar.jlrext.com/topix/content/document/view?id=886369
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Only if required: an allowance of $43.75 (or local equivalent) has been provided for the Dynamic
Response system fluid (Texaco cold climate fluid PSF14315 [33270]) and Loctite 243; claim using
code 'ZZZ001'.
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
Actuator - Front - Dynamic Response system Renew
60.60.50
1.20
42
LR046089
Fit steel inserts to subframe
60.35.74
2.30
42
LR046089
Valve block - Dynamic Response system - Renew
60.60.20
2.70
42
LR046089
Pressure test - Dynamic Response system
60.90.20
0.40
42
LR046089
Fluid reservoir - Dynamic Response system Renew
60.60.12
0.20
42
LR046089
NOTE:
Normal Warranty procedures apply.
BASIC DIAGNOSTIC PROCESS:
1
NOTE:
Use customer supplied occurrence information (speed/road surface/symptom) to
understand what is the most probable root cause of the noises observed.
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SYMPTOM: single 'knock' OR a series of isolated 'knocks':
Drive Cycle / Conditions: single-wheel and dual-wheel inputs from speed bumps
/damaged road surfaces or similar while traveling ONLY forward at speeds of up
to 25mph (40kmh).
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