11/15/21, 8:14 AM TECHNICAL BULLETIN

JLRTBO2O59NAS3

TECHNICAL BULLETIN

15 NOV 2021

© 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.

This reissue replaces all previous versions. Please destroy all previous versions.

This bulletin supersedes TSB JERTBO2Z059NAS2/2021 dated 25 MAR 2021, 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either be destroyed or clearly marked to show it is no longer valid (e.g. with a line across the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

412-01A

Incorrect Operation of Climate Control Air Distribution

Discovery (LR) 2020-2022 413208-462574 Nitra (Slovakia)
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MODEL: MODEL YEAR: VIN: ASSEMBLY PLANT:
Defender (LE) 2020-2022 000252-091165 Nitra (Slovakia)
MARKETS:
NORTH AMERICA

CONDITION SUMMARY:

NOTE:

Airflow through the windshield demist vents is not affected by this concern.

SITUATION:

The customer may experience one or both of the following symptoms:

« No airflow through the front face vents when set to 'face' only but airflow operates

correctly when set to 'face and feet'.

: Airflow to feet is always present.

These symptoms may be experienced on the left or the right sides individually but also both

sides at the same time.

CAUSE:

The airflow distribution doors have become locked. In some cases, the foam seals on the

back of the distribution doors have become detached and trapped the doors.

ACTION:

Follow the instructions below.

PARTS:

PART NUMBER DESCRIPTION QUANTITY

Discovery vehicles with full Thin Film Transistor (TFT) Instrument Panel Cluster (IPC) only

1ROQO7J641 Retainer 2
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Discovery vehicles with partial TFT IPC only

LRO59799 Retainer 2
All vehicles
LR149627 Adhesive foam pad 2
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.

Discovery - JLRTB - Install adhesive 99.01.32 1.3 * LR149627
foam pad
Defender - JLRTB - Install adhesive 99.01.32 0.9 * LR149627
foam pad

NOTE:

Normal Warranty procedures apply.

11/15/21, 8:14 AM TECHNICAL BULLETIN

NOTES:

= This procedure contains some variation in the illustrations depending on the

vehicle specification, but the essential information is always correct.

= This procedure contains illustrations showing certain components removed to

provide extra clarity.

All Vehicles

Make sure the front airflow distribution is set to 'face' before continuing to the next

step.

Disconnect the startup battery ground terminal (see TOPIx Workshop Manual
section 414-00: Battery and Charging System - General Information - General

Procedures).

Remove the instrument panel lower trim for access (see TOPIx Workshop Manual
section 501-12: Instrument Panel and Console - Removal and Installation -

Instrument Panel Lower Trim).

Discovery Vehicles Only

Remove the lower glovebox for access (see TOPIx Workshop Manual section 501-

12: Instrument Panel and Console - Removal and Installation - Lower Glovebox).

Defender Vehicles Only

Remove the glovebox for access (see TOPIx Workshop Manual section 501-12:

Instrument Panel and Console - Removal and Installation - Glovebox).

All Vehicles

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Remove the left footwell air duct.
® Disconnect the electrical connector.

= Remove the screw.

Remove the right footwell air duct.
=» Disconnect the electrical connector.

= Remove the 2 screws.

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;

Remove and discard any adhesive foam pads that have detached from the left and

right distribution doors.

The illustration shows a distribution door in the 'closed/up' position. If a distribution

door is in the 'open/down' position, carefully manually close the distribution door.

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Remove the protective backing from 1 adhesive foam pad.

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NOTE:

Make sure the adhesive side of the foam pad is pointing down

E270299

Install the adhesive foam pad into the left foot duct outlet.
1. Fully insert the adhesive foam pad until it is flush with the outside edge of the
duct outlet.
2. Align the edge of the adhesive foam pad with the edge of the duct outlet.

3. Apply firm pressure across the whole adhesive foam pad to secure it to the

bottom of the duct outlet.
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Remove the protective backing from the other adhesive foam pad.

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NOTE:

Make sure the adhesive side of the foam pad is pointing down

E270300

Install the adhesive foam pad into the right foot duct outlet.
1. Fully insert the adhesive foam pad until it is flush with the outside edge of the
duct outlet.
2. Align the edge of the adhesive foam pad with the edge of the duct outlet.

3. Apply firm pressure across the whole adhesive foam pad to secure it to the

bottom of the duct outlet.

To install, reverse steps 2 to 7.