Engine: A16XER / A18XER
The above vehicles can experience engine overheating due to a defective coolant thermostat.
Micro-cracks in the thermostat housing can allow wax filling to escape so that the thermostat no longer opens. In extreme cases, this could lead to engine damage.
Starting with the following vehicle identification number, the vehicle manufacturer has already installed an improved thermostat at the plant:
VIN: W0LGM67C191102001 -
Please keep this information in mind, especially if there are complaints with regard to engine/coolant temperature.
Tip: If the vehicle falls within the affected range of vehicle identification numbers, the thermostat should be replaced as a precaution even if there are no complaints like those above.
Important safety note
Technical information and practical tips have been compiled by HELLA in order to provide professional support to vehicle workshops in their day-to-day work. The information provided on this website is intended for use by suitably qualified personnel only.
Reprinting, distribution, reproduction, exploitation in any form or 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, pictures and descriptions serve only for the purposes of explanation and representation of the instructions and cannot be used as a basis for installation or assembly work. All rights reserved.
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