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.).
"Peugeot 407 - Pollen filter clogged | HELLA Peugeot 407 Model year: from 2004 Right-hand drive (RHD) Pollen filter clogged. Reduced air flow into the interior of the vehicle. If, on the above mentioned vehicles, there are complaints about a degradation in "
"Opel Zafira B - Loss of coolant | HELLA Opel Zafira B Model year: 2005 - 2010 Engine: 1.7 CDTi + 1.9 CDTi Loss of coolant In the above vehicles with small charge air coolers (Figure 1), the charge air cooler bracket can rub on the radiator and cause coolan"
"Opel Zafira B - Flow noise entering into the passenger compartment | HELLA Opel Zafira B Model years: 2005 - With air-conditioning system Flow noise entering into the passenger compartment Noise may be coming from the engine compartment in the above vehicl"
"Opel Meriva B - Loss of oil from the compressor | HELLA Opel Meriva B Model year: 2010 - 2012 With air-conditioning system Loss of oil from the compressor / Loss of refrigerant The above-mentioned vehicles can experience a compressor leakage. This is mostl"
"Opel Corsa C - Interior heating does not work | HELLA Opel Corsa C Model year: 2005 to 2006 With automatic air-conditioning (ECC) and Triple Info Display (TID) Interior heating does not work On the above mentioned vehicles it may occur that the heating sys"
"Opel Astra J - Compressor leakage | HELLA Opel Astra J Model year: 2010 - 2012 With air-conditioning system Compressor leakage The above-mentioned vehicles can experience a compressor leakage. This is mostly noticeable by escaping oil/dye. To fix this prob"
"Opel Astra H - Air conditioning not working in automatic mode | HELLA Opel Astra H Model years: 2004 - 2008 With electronic climate control (ECC) Air conditioning not working in automatic mode In the above vehicles, "software failure" may be the cause that"
"Mazda 5 - Noise coming from the centre air nozzles in the dashboard area | HELLA Mazda Mazda 5 Model year: 2010 to 2012 Noise coming from the centre air nozzles in the dashboard area With the above-mentioned vehicles, noises/vibrations can occur in the cen"
"Mazda 3 - Cooling capacity diminishes while driving | HELLA Mazda Mazda 3 From model year 2006 onwards Cooling capacity diminishes while driving In the course of a longer journey made in one of the above-mentioned vehicles (with the air-conditioning runnin"
"Volkswagen Transporter T4 - Parking heater without function | HELLA Volkswagen Transporter T4, 2.5 TDI Engine code: ACV Model year: 1998–2003 Parking heater without function Error code: 1410 “Heating unit overheated” If the following symptoms are observed "