In this database, you will find vehicle-specific diagnostic and repair information relating to a variety of fault symptoms. This professional, technical information has been compiled by experienced technicians and mechanics to support automotive workshops with vehicle repairs. You can search the database by entering multiple keywords, for instance the vehicle make, model, relevant system or components, and also filter the information using the categories (for example, lighting, electronics, etc.).
"Ford Mondeo - Failure of the air-conditioning system | HELLA Ford Model year: from 2011 onwards Failure of the air-conditioning system If the air-conditioning system fails in the vehicles above, the cause may be a faulty radiator fan. When the air-con"
"Fiat Ducato (250) - Water ingress in turbocharger | HELLA Fiat Model year: from 2010 onwards Engine: 2.3 JTD/3.0 JTD (Euro 5) Water ingress in turbocharger In the vehicles mentioned above, there is a risk of the turbocharger failing due to water ingre"
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"Volkswagen Lupo - Excessively high engine temperature | HELLA Volkswagen Excessively high engine temperature, engine overheating. Water pump with plastic impeller. If there are complaints on the Lupo about the symptoms ·"excessively high engine tempera"
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"KIA Sportage - Passenger compartment fan does not function | HELLA KIA Model year: 2004-2010 Passenger compartment fan does not function In the event of a failure of the passenger compartment fan, the cause may be a defect in the electronic blower cont"
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"Error code: 1410 “Heating unit overheated” If the following symptoms are observed in the above vehicle: The parking heater switches itself off automatically after a short time and the passenger compartment fan switches on. While the motor is running the "
"Interior blower not working Error in data bus communication If the interior blower fails on the vehicles mentioned above, the cause may be a faulty pressure sensor in the air-conditioning system. The blower output stage and the pressure sensor (see figu"
"Audi A4 - Indefinable noises | HELLA Audi Model year: up to 1999 Engine: 1.6i (AHL) Accumulation of condensation On the vehicles mentioned above, bubbling and/or gurgling noises can occur at idle speed. This may be due to condensation which accumulat"