SSM75667

Special Service Message
NOTE: A Special Service Message is a formal communication issued by Jaguar 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 Jaguar 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 75667 - HVAC taking longer than expected to warm the cabin in cold
environments
Models : E-Pace / X540
E-Pace / X540 (China
L2C)
Engineer Hooper Tristan
Name :
Last Modified 15 FEB 2022 16:41:44
:
Category : Electrical
Symptom : 208000 Climate Control
Content : Issue:
JLR is investigating - INGENIUM I4 2.0L Petrol HVAC
systems taking longer than expected to warm the cabin
in cold environments
Cause:
Coolant pump flow setting too low resulting in reduced
cabin heating performance in cold weather.
Action:
Please do not change any HVAC parts, please follow the
process below
Please Note – This software update of the Powertrain
Control Module (PCM) will be conducted using TOPIx
Cloud Diagnostics.
If ‘Powertrain Control Module - Software Update’ is not
displayed in the in the module programming list then the
module is at the required software level and no further
action is required
1. Connect the JLR approved battery support unit.
2. Please ensure the latest version on the Diagnosis
Device Agent is installed
3. Launch Diagnosis Device Agent (DDA) and login
4. Select ‘Browse all’ in ‘OPTION SELECTION’
5. Within the Diagnostics tab, select “PCM” in the
“Vehicle Data Modules” section
6. Within the “Applications and Troubleshooting”
section select “Module Programming” tab
7. Select ‘Powertrain Control Module - Software
Update’
8. Select ‘Run’
9. Follow all on screen instructions and complete the
routine
10. Disconnect the JLR approved diagnostic equipment
and the JLR approved battery support unit.
For further training with regards to TOPIx Cloud software
downloads in general please refer to online training
material QDMX02401 TOPIx Cloud Diagnostics - Module
Programming, Service & PDI
Thank you for your assistance with this matter.
Jaguar Land Rover Limited 2000 - 2021 (Rel. 2696)