SSM75200

Special Service Message
NOTE: A Special Service Message is a formal communication issued by Land Rover and carries
the same importance of a Technical Service Bulletin. An SSM is a quick method of
communicating "Need To Know" information to the technical service community. SSM's may
be issued in advance of a technical bulletin or may be the only communication on a given
topic. All information contained in Land Rover technical communications are intended for
use by trained, professional technicians with the knowledge, tools, and equipment required
to complete the procedure correctly and safely. It informs the Technicians of conditions that
may occur on some vehicles, or provides information that could assist in correct vehicle and
diagnostic service.
SSM 75200 - Multiple Warning Lights on Instrument Cluster - ABS
module lo ggi ng P0120- 81
Models : Discovery / L462
Range Rover / L405
Range Rover Sport / L494
Engineer Hooper Tristan
Name :
Last Modified 24 DEC 2020 09:59:33
:
Category : Electrical
Symptom : 206000 Warning Indicators
Content : Issue:
20MY D7u AJ126SC logging P0120-81
Cause:
During a brake over accelerator event as detected by
the PCM, throttle pedal plausibility signal is sent as 0
to the ABS and IPMA module.
Action:
Please Note - Applicable to 20MY AJ126 3.0
S/C ONLY
This Manual Patch will stay on the JLR Approved
Diagnostic Equipment.
NOTE: When an update has been applied to the JLR
Approved Diagnostic Equipment, this Manual Patch
will need to be re-applied until the permanent
corrective action is delivered.
NOTE:
1 . If MP_PF_ER_J0039 is not displayed in the
PATHFINDER header screen, complete the actions
the actions below from step 1.
1 . If MP_PF_ER_J0039 is displayed in the
PATHFINDER header screen, complete the actions
detailed below from step 6.
To apply the Manual Patch please, complete the
instructions carefully.
1)Restart the JLR Approved Diagnostic Equipment.
2)Make sure Symptom Driven Diagnostics (SDD)
and PATHFINDER are closed. Then select the
‘Manual Patch’ Icon on the Application Launcher
screen. You will see a pop-up for the Manual Patch
downloader.
3 ) E n t e r ‘ MP_PF_ER_J0039’ in the ‘Patch Name’ field.
4)Select ‘Start’ and the Manual Patch will download.
5)Select ‘Yes’ when the patch download is finished.
6)Start a new PATHFINDER session.
7)Select ECU Diagnostics.
8)Select Powertrain Control Module (PCM).
9) Sel e c t Updat e E C U .
NOTE: W i t h t h i s m a n u a l p a t c h i n s t a l l e d a n d
afterupdating the PCM software,the PCM Assembly
part number shown on PATHFINDER (Software
parts)maybedisplayed as notup to date, this is
correct and is due to the strategy of the manual
patch,as long as the software shown isup to
date, there is no requirement to select Update ECU
again.
Thank you in advance for your assistance with this
matter.
Jaguar Land Rover Limited 2000 - 2020 (Rel. 2685)