NHTSA ID Number: 10119344
Manufacturer Communication Number: SSM73527
TSB/Document Date: 2017-10-15
Summary
Issue: A customer may express a concern of one or more of the following symptoms: ? Cycling vent temperatures, blowing warm and then cold. ? Misting up of the front, side or rear screen(s) in cool ambient air temperatures (less than 15C) ? Poor cooling performance of the Air Conditioning (A/C) system ? Warm, damp or musty smells coming from the vents
TOPIx - SSM73527 - Poor Air Conditioning (A/C) Performance
Reference
SSM73527
Models
Discovery / L462
Page 1 of 1
Range Rover Velar / L560
Title
Poor Air Conditioning (A/C) Performance
Category
Electrical
Last modified
18-Aug-2017 00:00:00
Symptom
208000 Climate Control
Content
Issue:
A customer may express a concern of one or more of the following symptoms:
• Cycling vent temperatures, blowing warm and then cold.
• Misting up of the front, side or rear screen(s) in cool ambient air temperatures (less
than 15°C)
• Poor cooling performance of the Air Conditioning (A/C) system
• Warm, damp or musty smells coming from the vents
Cause:
A/C compressor electronic control sticking.
Action:
In order to clear any blockage in the valve, a flushing routine has been developed which
will run after engine off. The function will cycle the valve for 10seconds starting 60
seconds after engine stop.
Update Climate Control Module to following software levels using Pathfinder 95
Technicians - Please rate this SSM and provide comments so that future
communications can be improved.
1 = Poor – Basic information provided – The SSM does not help me resolve the
customer concern.
3 = Average – Adequate information provided – The SSM partially helps me resolve the
customer concern.
5 = Excellent – All required information provided to resolve the customer concern.
https://topix.landrover.jlrext.com/topix/service/document/814728
8/18/2017
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TSB/Document ID: SSM73527
Replacement Service Bulletin Number:
MFR Communication Date: 2017-08-18
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:APPLIANCE:AIR CONDITIONER
MFR Component System:
MFR Component Subsystem:
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