Applicationt: 
Volkswagen ( Santana(china))
Volkswagen ( Polo(china), Touareg(china), Tiguan(china), Bora(china), Golf(china), Jetta(china), Sagitar(china), Magotan(china))
Xiali ( Xiali(china), Vela(china), Vizi(china), Xiali N3(china))
Hafei
Dongfeng
Production Description:
Product name:Speed /Mileage sensor
OEM: Lg901q
Applicable model:
Volkswagen / Santana(china);
Volkswagen / Polo(china);
Volkswagen / Touareg(china);
Volkswagen / Tiguan(china);
Volkswagen / Bora(china);
Volkswagen / Golf(china);
Volkswagen / Jetta(china);
Volkswagen / Sagitar(china);
Volkswagen / Magotan(china);
Xiali / Xiali(china);
Xiali / Vela(china);
Xiali / Vizi(china);
Xiali / Xiali N3(china);
Hafei;
Dongfeng;
Product introduction:
Mainly used in the detection of crank Angle, engine speed, speed, etc.
Speed sensor has magnetic pulse type, photoelectric type, hall type, etc.
Magnetic pulse type (or photoelectric, hall, etc) speed sensor structure, working principle and magnetic pulse type (or photoelectric, hall, etc) crankshaft position sensor,the output pulse signal is processed by ECU can get speed and output. My company's speed sensor is magnetic pulse. The op-amp after treatment, two road square-wave output.