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...Seat Alhambra, build year 06/2000 Air conditioning functionless, slow loss of refrigerant. If on this vehicle the air conditioning is functionless due to missing refrigerant or a slow refrigerant loss is found, a possible cause could be a leaking filter/drier housing. The filter/ drier...

...Air Conditioning Compressors General The AC compressor is driven by the engine via a poly-V-belt or multiple V-belts and compresses or pumps the refrigerant in the system. There are different types of compressors. Function The refrigerant coming from the evaporator is sucked into the...

...Technical Information Retrofit Sets General points The European Parliament has decreed (Gazette no. 2037/2000) that conventional refrigerant (R12) must be replaced by chlorine-free refrigerant (R134a) from 01.01.2001 onwards whenever air conditioning systems have to be opened for main...

...Technical Information Refrigerant analysis devices Impure and/or combustible refrigerants can result in a number of hazards: • Damage or soiling of air conditioning components and service units. • Soiling of refrigerant bottles by so-called "drop ins" for example (refrigerant mi...

...VW Failure of the pressure sensor A permanent on/off- switching of the air-conditioning system can be caused by a faulty pressure sensor (not pressure switch). For example, water admission among others can lead to a malfunction of the sensor. This concerns particularly sensors before th...

...BMW 5 series (E34) M50 / M51 Grumbling noises of the A/C If roaring- or grumbling noises are experienced, the cause could be the expansion valve. These noises occur mainly at idle. Under certain conditions vibration resonance of 60 Hz can be achieved. Between 20.05.92 and 08.07.92, the...

...Mercedes Benz C 280 (W202) Rough idling, misfiring during acceleration, low power, MIL illuminated. If, on this vehicle, the customer complains of rough idling, misfiring during acceleration, low power and/or illumination of the MIL (Mailfunction Indicator Lamp), a possible cause could...

...Renault Megane I with „Delphi Harrison“ a/c compressor Important indication for the use of compressor oil On above-mentioned vehicles, compressors of the manufacturers "Delphi Harrison " and "Sanden" are installed. These are filled with various oil types. The following over...

...Technical Information Changing the Xenon bulb with a 4th generation switching unit Procedure When renewing a defect Xenon bulb (Fig.1) carrying out the following procedure: 1. Turn off the ignition 2. Remove the cover of the headlamp 3. Turn the ignition module to the left. The su...

...BMW E39 Illuminated alternator control lamp caused by a short circuit in the oil level sensor Before exchanging the generator, the oil level sensor and the fuse no. 15 should be checked. On the above-mentioned vehicles the alternator control lamp can illuminate permanently although t...



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