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...Technical Information Transmission Sensor General Transmission sensors record the transmission speed. This information is needed by the ECU to adjust the shifting pressure and for the decision which gear must be chosen. Function There are two different type s of...

...Technical Information Vehicle Speed Sensor General Vehicle speed sensors record the driving speed. It is assembled on the transmission (e.g. VW/Audi) or on the rear axle(e.g. BMW). This information are needed for the speed indication, cruise control and torque convert er slip c...

...Technical Information Wheel Speed Sensor General Wheel speed sensor are fitted near the wheel hubs or differentials and records the wheels speed. They work with the anti -lock -brake system, traction control system and the GPS. In a combination of systems the anti -lock -b rake...

...Expansion valve General points The expansion valve is the point of separation between high pressure and low-pressure areas in the cooling cycle. It is mounted upstream from the evaporator. In order to achieve optimum cooling capacity in the evaporator, the flow of refrigerant is regulate...

...Headlamp beam setter 1-2 Technical Information Headlamp beam setter An important safety aspect in traffic are correctly adjusted headlamps, to provide good exact illumination of the road, with the lowest possible glare to the oncoming traffic. To adjust the headlamps...

...\ Transformer 1-1 Technical Information Transformer Safety note for Xenon transformer 3. generation Incorrect handling of Xenon Headlamps with 3 rd generation electronics can lead to a voltage spike or even electric shock . When the transformer (12 or 2 4V) is switc...

...Fault diagnosis Cooling performance check Every workshop needs, besides special tools, technical knowledge to do a professional job. This can be purchased by special training. This applies particularly to air -conditioning systems. The followin g instructions can merely serve a...

...Light bulbs H4+30 / H1+30 1-1 Technical Information Light bulbs H4+30 / H1+30 The new H4 +30 and H1 +30 light bulbs produce up to 30% more light onto the road. They are a further development of the approved H4 and H1 bulbs. The glowing spiral was optimised and positioned d...

...Mercedes Benz E-Class (W 210) Vehicles with manual gearbox Noise coming from the area of the cardan shaft tunnel. If there are complaints with these vehicles that buzzing noises can be heard from the area of the cardan shaft tunnel, one possible cause is vibration of the gearshift...

...Important information for the repair of an air-conditioning system with a damaged compressor. When carrying out a repair to an air conditioning system with a damaged compressor it is absolutely necessary to clean (flush) the complete system. This is required to en sure t...



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