The vehicles mentioned above may experience a temporary or complete failure of the air-conditioning system. This is often caused by a faulty pressure sensor.
If the sensor transmits inaccurate measured values to the electronic control unit, the compressor will be actuated incorrectly, or not at all. Proceed as follows to check the pressure sensor:
If the difference is greater than 2bar, the pressure sensor must be replaced.
Important safety notice
The following technical information and tips for practical use have been set up by HELLA in order to offer professional support to automotive workshops in their daily work. The information available here on this website is only to be used by appropriately trained specialist staff.
The reprinting, distribution, reproduction, exploitation in any form and disclosure of the contents of this document, even in part, is prohibited without our express written approval and indication of the source. The schematic illustrations, figures and descriptions are for explanation and presentation of the document text and cannot be used as a basis for installation or design. All rights reserved.
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