6/29/2018

LTB01205NAS1 - Flashing 'D' After an Auto Stop/Start Event | TOPIx

LT B 0 1 2 0 5 N A S 1

TECHNICAL BULLETIN
29 JUN 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

SECTION:
307-01A / -01B: Automatic Transmission/Transaxle

S U B J E C T/ C O N C E R N :
Flashing 'D' After an Auto Stop/Start Event

AFFECTED VEHICLE RANGE:

MODEL:
Discovery
(LR)

MODEL
YEAR:
2018

VIN:
047448073283

ASSEMBLY
PLANT:
Solihull

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APPLICABILITY:
Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

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MODEL:

LTB01205NAS1 - Flashing 'D' After an Auto Stop/Start Event | TOPIx

MODEL
YEAR:

VIN:

ASSEMBLY
PLANT:

APPLICABILITY:

Range Rover
Velar (LY)

2018

700000776521

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

Range Rover
Sport (LW)

2018

181320199999

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

Range Rover
Sport (LW)

2018

400000411938

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

Range Rover
Sport (LW)

2018

695613699999

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

Range Rover
Sport (LW)

2018

800000806735

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

Range Rover
(LG)

2018

380217399999

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

Range Rover
(LG)

2018

500017507907

Solihull

Vehicles With: 8HP70 8-Speed Automatic Transmission
AWD/8HP45 8-Speed Automatic Transmission AWD

MARKETS:
NORTH AMERICA

CONDITION SUMMARY:

SITUATION:
The 'D' may flash on the Transmission Control Switch (TCS) and/or Instrument Cluster after an Auto
Stop/Start event. DTC (Diagnostic Trouble Code) P0715-64 and P0700-02 may be stored in the
Transmission Control Module (TCM) and a 'Gearbox Fault' warning message may be displayed on the
Instrument Cluster.
CAUSE:
This may be caused by a TCM software error.
ACTION:
Should a customer express this concern, follow the Diagnostic Procedure below.

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PA RTS :
No Parts Required

TOOLS:



Jaguar Land
Rover-approved
Midtronics battery
power supply

Jaguar Land
Rover-approved
diagnostic
equipment with
latest
PATHFINDER
software

WARRANT Y:

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

Read and clear fault codes

12.90.16

0.2

04

LR086502

Update ECU - Transmission Control Module (TCM) - with
diagnostic equipment already connected

44.90.10.01

0.1

04

LR086502

NOTE:
Normal Warranty procedures apply.
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DIAGNOSTIC PROCEDURE:

CAUTIONS:
A Jaguar Land Rover-approved Midtronics battery power supply must be connected to the
vehicle startup battery during diagnosis / module programming.
All ignition ON/OFF requests must be performed; 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
startup battery.

2

NOTE:
The Jaguar Land Rover-approved diagnostic equipment must be loaded with
PATHFINDER version 170 (or later).
Connect the Jaguar Land Rover-approved diagnostic equipment to the vehicle and begin a
new session.

3

NOTE:
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 the on-screen prompts.

4

Select ECU Diagnostics.

5

Select All DTCs.

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If only DTC P0715-64 and/or P0700-02 are stored in the Transmission Control
Module (TCM), go to Step 6.
If any other DTC are stored in the TCM, other than P0715-64 and/or P0700-02,
investigate and repair (see TOPIx Workshop Manual section 100-00: DTC Index
Transmission Control Module [TCM]). To be performed as a separate claim.
After finishing diagnosis/repair, go to Step 6.
6

Select Clear all DTCs.
1 Follow the on-screen instructions until the application finishes successfully.
2 Go to the next Step.

7

Select ECU Diagnostics.

8

Select Transmission Control Module [TCM].

9

Select Update ECU.
1 Follow the on-screen instructions until the application finishes successfully.
2 Go to the next Step.

10

Exit the current session.
1 If required, reset the vehicle to Transit mode.
2 Select the Exit icon.

11

Disconnect the diagnostic equipment and battery power supply from the vehicle.

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