JLRTB02102NAS2

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TECHNICAL BULLETIN
JLRTB02102NAS2
TECHNICAL BULLETIN
10 FEB 2023
© 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
This reissue replaces all previous versions. Please destroy all previous versions.
This bulletin supersedes TSB JLRTB02102NAS1/2022 dated 19 JUL 2022, which should
either be destroyed or clearly marked to show it is no longer valid (e.g. with a line across the
page). Only refer to the electronic version of this Technical Bulletin in TOPIx.
Changes are highlighted in blue
SECTION:
303-01
SUBJECT/CONCERN:
Engine Oil Leak From Cylinder Head
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AFFECTED VEHICLE RANGE:
MODEL:
MODEL
YEAR:
ASSEMBLY
PLANT:
VIN:
APPLICABILITY:
Defender (LE)
2021-2022
062430114881
Nitra (Slovakia)
V8 S/C 5.0L
Petrol
Range Rover (LG)
2021-2022
444501472638
Solihull
V8 S/C 5.0L
Petrol
Range Rover Sport
(LW)
2021
792447796409
Solihull
V8 S/C 5.0L
Petrol
Range Rover Sport
(LW)
2022
200039236845
Solihull
V8 S/C 5.0L
Petrol
F-PACE (X761)
2021-2022
684486693218
Solihull
V8 S/C 5.0L
Petrol
F-TYPE (X152)
2021-2022
K76670K79060
Castle Bromwich
V8 S/C 5.0L
Petrol
MARKETS:
NORTH AMERICA
CONDITION SUMMARY:
SITUATION:
The customer has raised a concern about an engine oil leak evident under the vehicle.
Further investigation has found that engine oil is leaking from one or more of the oil gallery
ball bearing plugs on rear of the cylinder heads.
CAUSE:
Casting distortion during the ball bearing plug insertion process.
ACTION:
Follow the instruction(s) below.
This Technical Bulletin has been updated to amend the Parts section.
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PARTS:
CAUTION:
The manufacturer's instructions must be followed when preparing the LOCTITE®
adhesive.
NOTE:
*An allowance equivalent to £120.00 has been allocated to locally source
LOCTITE® EA 3478 adhesive, 1 Scotch-Brite™ pad and a 1 liter engine oil top up.
PART NUMBER
DESCRIPTION
QUANTITY
F-PACE
*ZZZ999
LOCTITE® adhesive, Scotch-Brite™ pad and 1 liter
engine oil top up
£120
LR178517
Aluminum disc
6
T4A12521
Halfshaft circlip
2
C2P12731
Halfshaft nut
2
C2P11385
Yoke to shock absorber bolt
2
XR848057
Yoke to shock absorber nut
2
T2H17786
Yoke to lower control arm bolt
2
T2H6322
Knuckle upper bolt
2
XR848057
Knuckle upper nut
2
T2H3159
Lower ball joint nut
2
C2Z2224
Stabilizer link nut - To LA999999
2
C2P7444
Stabilizer link nut - From MA000001
2
T4N8037
Track rod end nut
2
T4A16359
Brake caliper bolt
4
T2H13851
Front differential fill plug
1
T2H13852
Front differential drain plug
2
C2D25075
Torque converter bolt
4
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PART NUMBER
DESCRIPTION
QUANTITY
T2H9243
Front driveshaft bolt
4
C2D2087
Rear driveshaft bolt
6/12
C2D49255
Transmission oil pipe O-ring
2
JDE32544
Exhaust clamp
2
XR836503
Exhaust nut
4
JLM209722
Engine coolant top-up
1
*ZZZ999
LOCTITE® adhesive, Scotch-Brite™ pad and 1 liter
engine oil top up
£120
LR178517
Aluminum disc
6
XR836503
Exhaust nut
4
F-TYPE
Range Rover/Range Rover Sport/Defender
*ZZZ999
LOCTITE® adhesive, Scotch-Brite™ pad and 1 liter
engine oil top up
£120
LR178517
Aluminum disc
6
LR035857
Exhaust nut
4
WARRANTY:
NOTE:
* When submitting your Warranty claim within the Warranty portal, use the
Condition Code list shown to select the Condition Code which best describes the
vehicle defect.
NOTES:
Repair procedures are under constant review, and therefore times are subject to
change; those quoted here must be taken as guidance only. Use TOPIx 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.
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SRO
TIME
(HOURS)
CONDITION
CODE
JLRTB - Oil gallery blanking plugs Modification - All vehicles except FPACE
99.01.75
1.8
*
JPLA6C032AB,
JPLA6C032BB
JLRTB - Oil gallery blanking plugs Modification - F-PACE vehicles
99.01.75
8.5
*
JPLA6C032AB,
JPLA6C032BB
DESCRIPTION
CAUSAL PART
NOTE:
Normal Warranty procedures apply.
SERVICE INFORMATION:
1.
Only engines manufactured by the Jaguar Land Rover (JLR) Engine Manufacturing
Center are affected by this Technical Bulletin.
SERVICE INSTRUCTION A - F-PACE
1.
Remove the engine for access only (see TOPIx Workshop Manual section 303-01:
Engine - V8 S/C 5.0L Petrol - Removal and Installation - Engine - All Wheel Drive
(AWD)).
SERVICE INSTRUCTION B - RANGE ROVER, RANGE ROVER SPORT AND DEFENDER
1.
Remove the exhaust system for access only (see TOPIx Workshop Manual section
309-00: Exhaust System - V8 S/C 5.0L Petrol - Removal and Installation - Exhaust
System).
SERVICE INSTRUCTION C - F-TYPE
1.
Raise and support the vehicle on a suitable 2 post lift (see TOPIx Workshop Manual
section 100-02: Jacking and lifting - Description and Operation - Lifting).
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2.

Remove the engine undershield for access.
1. Remove the 2 bolts and remove the transmission undershield.
2. Remove the 10 bolts and remove the engine undershield.
3.

Remove the rear bumper panel.
Remove the 6 screws.
Remove the 10 clips.
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4.
NOTE:
Note the installed location of the bolts.

Remove the 3 cross braces.
Remove the 4 bolts and remove the front cross brace.
Torque: 48 Nm
Remove the 10 bolts and remove the middle cross brace.
Torque:
M6 bolts: 4.8 Nm
M8 bolts: 25 Nm
M8 torx bolts: 20 Nm
Remove the 2 bolts and remove the rear cross brace.
Torque: 63 Nm
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5.

Release the catalytic converter and gasoline particulate filter assemblies.
Release the 4 clips and disconnect 2 the rear Heated Oxygen Sensor (HO2S)
electrical connectors.
Disconnect 2 the front HO2S electrical connectors.
Remove the 4 nuts.
Torque: 40 Nm
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6.

With assistance, remove the exhaust system.
Release and disconnect the 2 electrical connectors.
Release the 5 exhaust hangers.
SERVICE INSTRUCTION D - ALL VEHICLES
CAUTION:
There are 2 adhesive curing stages during this Service Instruction, 6 hours and a
further 16 hours. The engine must not be started until the adhesive has fully cured.
NOTES:
Some components shown removed for clarity.
Some variation in the illustrations may occur, but the essential information is
always correct.
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1.

This illustration shows the location of the 6 ball bearing plugs that must be sealed
as part of this Technical Bulletin. The steps 2 to 12 must be completed for each of
the 6 ball bearing plugs.
2.

Use a suitable tool to remove any sealant from in and around the ball bearing plug
recess.
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3.

Prepare the surface in and around the ball bearing plug recess using a wire brush or
a Scotch-Brite™ pad.
4.
Clean the area using brake cleaner and a lint free cloth.
5.
Prepare the LOCTITE® adhesive by following the manufacturer's instructions.
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6.
NOTE:
Make sure the LOCTITE® adhesive does not protrude beyond the surface of
the cylinder head.

Fill the ball bearing plug recess with LOCTITE® adhesive.
7.
CAUTION:
Do not start the engine until after the final adhesive curing stage in step
12.
Allow 6 hours for the LOCTITE® adhesive to cure.
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8.

Prepare both sides of the aluminum disc using a Scotch-Brite™ pad to key the
surfaces.
9.
NOTE:
Make sure the surface of the aluminum disc is dry before continuing to the
next step.
Clean the surface of the aluminum disc using brake cleaner.
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10.
NOTE:
Make sure enough LOCTITE® adhesive is applied to the aluminum disc to
allow the excess to be expelled around the outside of the aluminum disc
during the next step.

Apply LOCTITE® adhesive to center of the aluminum disc.
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11.
NOTE:
Make sure the LOCTITE® adhesive is evident around the outside of the
whole aluminum disc.

Press the aluminum disc into the center of the prepared ball bearing recess. Settle
the aluminum disc in a clockwise to counter-clockwise motion to allow the
LOCTITE® adhesive to spread to all extremities. Apply enough pressure the allow
the excess LOCTITE® adhesive to be expelled around the outside of the aluminum
disc, as shown in the illustration.
12.
CAUTION:
Do not start the engine until the adhesive has cured for 16 hours.
NOTE:
Apply adhesive tape across the aluminum disc to make sure the disc does
not move during curing.
Allow the LOCTITE® adhesive to cure for 16 hours.
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13.
TECHNICAL BULLETIN
NOTE:
Make sure any residual oil has been cleaned before returning the vehicle to
the customer.
Reverse the steps from the applicable Service Instruction section.
F-PACE vehicles - Service Instruction A - Step 1.
Range Rover, Range Rover Sport and Defender vehicles - Service Instruction
B - Step 1.
F-TYPE vehicles - Service Instruction C - Steps 1 to 6.
14.
Check and top up the engine oil level, as required.
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