为何奔驰，宝马等豪车各项费高？......
为何奔驰，宝马维护费用高，可靠呈度却不算高？以下是宝马一款中挡车上的各类电子传感器列表，任何一个出问题都破费。
B101 Wheel-speed sensor, front left >
B102 Wheel-speed sensor, front right >
B103 Wheel-speed sensor, rear left >
B104 Wheel-speed sensor, rear right >
B105 Brake-pad wear sensor, front left >
B106 Brake-pad wear sensor, rear right >
B109 Steering-torque sensor >
B11 Rear left ride height sensor >
B110 Intelligent battery sensor >
B111 Engine ventilation heating >
B113 Microwave sensor front left >
B113a Microwave sensor, driver's door >
B114 Microwave sensor front right >
B114a Microwave sensor, passenger's door >
B115 Microwave sensor, rear left >
B116 Microwave sensor, rear right >
B12 Emergency speaker >
B129 Hot-film air mass meter >
B13 Automatic air recirculation control sensor >
B132 Environmental air catalyst sensor >
B135 Soft top compartment lid sensor locked, right >
B136 Soft top compartment lid sensor, open >
B137 Soft top compartment lid sensor locked, left >
B14 Rear-cabin footwell-temperature sensor, left >
B149 Lane change warning >
B15 Rear-cabin footwell-temperature sensor, right >
B150 Lane change warning, slave >
B151 Ventilation-temperature sensor, front left >
B151a Ventilation temperature sensor >
B152 Ventilation-temperature sensor, front right >
B153 Nitrogen oxide sensor >
B153a Nitrogen oxide sensor before SCR catalytic converter >
B154 Brake vacuum sensor >
B155 Neutral sensor >
B155a Gear sensor >
B156 Rain-light-solar-condensation sensor >
B158 Ultrasonic sensor, Parking Manoeuvring Assistant, front, right side >
B159 Ultrasonic sensor, Parking Manoeuvring Assistant, front, left side >
B16 Heating heat-exchanger temperature sensor, left >
B161 Left-hand pedestrian protection sensor >
B162 Pedestrian protection sensor, centre >
B163 Pedestrian protection sensor, right >
B168 Infrared transmitter, left >
B169 Infrared transmitter, right >
B17 Washer fluid level switch >
B18 Coolant level switch >
B183 Footwell temperature sensor, right >
B184a Footwell temperature sensor, left >
B189 Nitrogen oxide sensor after SCR catalytic converter >
B19 Oil level switch >
B192 Temperature sensor before SCR catalytic converter >
B2 Microphone 2 >
B20 Servomotor, active front steering >
B2008 Oil pressure switch >
B2012 Charge-air temperature sensor >
B2014 Charging pressure sensor >
B2015 Coolant temperature sensor >
B202 Active cruise control >
B206 Ultrasonic sensor, front central >
B207 Ring aerial >
B21 Fuel level sensor >
B214 Ultrasonic sensor, rear side left >
B215 Ultrasonic sensor, rear side right >
B219 Active tank fill level sensor >
B22 Tank fill-level sensor 2 >
B2231 Electric changeover valve for engine mounts >
B2261 Rail-pressure sensor >
B2262 Rail pressure regulating valve >
B228 Retractor tensioner, driver >
B229 Retractor tensioner, front passenger >
B23 Central sensor >
B230 Passive tank fill level sensor >
B232 Rail pressure sensor >
B2353 Charge-air pressure controller >
B237 Gas generator, safety battery terminal for starter unit >
B238 Angle-of-rotation sensor, fin >
B2382 Delivery control valve >
B2389 Exhaust gas pressure sensor before diesel particulate filter >
B239 Angle-of-rotation sensor, main pillar >
B2390 Exhaust temperature sensor upstream of catalytic converter >
B2391 Exhaust temperature sensor upstream of diesel particulate filter >
B24 Ultrasonic sensor, front side right >
B2405 Swirl-flap actuator >
B243 Fin sensor extended, left >
B2435 Exhaust gas pressure sensor before diesel particulate filter >
B2440 Electric changeover valve, bypass flap, exhaust-gas recirculation cooler >
B2446 Fuel-pressure-temperature sensor >
B245 Fuel tank pressure sensor >
B2466 Changeover valve, low-pressure compressor bypass flap >
B24a Ultrasonic sensor, front outer right >
B25 Ultrasonic sensor, front outer right >
B254 Intelligent battery sensor 2 >
B25a Ultrasonic sensor, front centre right >
B26 Ultrasonic sensor, front side left >
B264 End fitting pretensioner, front passenger >
B265 Microphone >
B266 Sensor charging socket cover >
B268 Engine-oil pressure sensor >
B269 Rail pressure sensor 2 >
B26a Ultrasonic sensor, front outer left >
B27 Ultrasonic sensor, front outer left >
B270 Position sensor, high pressure pump >
B273 Rotor position sensor >
B274 Gearbox oil temperature sensor >
B275 Gearbox input-speed sensor >
B276 Fin sensor extended, right >
B27a Ultrasonic sensor, front centre left >
B28 Airbag sensor, door, front right >
B281 Camshaft sensor >
B29 Ultrasonic sensor, rear centre right >
B290 Intake-manifold pressure sensor >
B291 Engine coolant temperature sensor >
B295 Temperature sensor of electrical machine >
B3 Microphone >
B30 Ultrasonic sensor, rear outer right >
B300 Exhaust gas pressure sensor before diesel particulate filter >
B301 Temperature sensor at radiator outlet >
B309 Diesel particulate sensor >
B31 Ultrasonic sensor, rear centre left >
B310 Charge-air temperature sensor >
B310a Intake air temperature sensor >
B311 Charging pressure sensor >
B313 Rail pressure sensor >
B314 Exhaust temperature sensor upstream of catalytic converter >
B315 Exhaust temperature sensor upstream of diesel particulate filter >
B317 Fuel pressure and temperature sensor >
B33 Tweeter 2, rear left >
B332 Exhaust backpressure sensor before diesel particulate filter >
B334 Oxygen sensor before catalytic converter >
B33a Rear left tweeter >
B34 Close-range sensor, right >
B35 Ride-level sensor, front right >
B36 Close-range sensor, left >
B37 Ride-level sensor, rear right >
B39 Front left ride height sensor >
B4 Evaporator temperature sensor >
B40 Airbag sensor, B-pillar, left >
B401 Pressure chamber speaker 2 >
B404 Pressure-chamber speaker >
B406 Ethanol sensor >
B41 Parking assistant >
B42 Roof vent, left >
B428 Knock sensor >
B428a Knock sensor 2 >
B43 Roof vent, right >
B431 Intelligent battery sensor, auxiliary battery >
B439 Intake pipe pressure sensor charge air temperature >
B44 Gas generator for driver belt tensioner >
B45 Airbag front sensor, right >
B46 End fitting pretensioner, driver >
B47 Gas generator for driver active head restraint >
B48 Gas generators for front passenger airbag >
B49 Ventilation grille, front centre >
B5 Ventilation grille, front left >
B50 Long-range sensor >
B51 Airbag front sensor, left >
B52 Gas generators for driver's airbag >
B53 Gas generator for left head airbag >
B537 Exhaust gas pressure sensor for petrol particulate filter >
B54 Gas generator for driver side airbag >
B55 Tweeter, front centre >
B56 Outside temperature sensor >
B57 Airbag sensor, B-pillar, right >
B58 Rear-cabin ventilation grille >
B59 Tweeter, rear right >
B6 Ventilation grille, front right >
B60 Mid-range speaker 2, rear left >
B60213 Position sensor, Valvetronic >
B6027 Rail-pressure sensor >
B6028 Rail pressure sensor 2 >
B60a Mid-range speaker, rear left >
B61 Mid-range speaker 2, rear right >
B6120 Oil level sensor >
B6121 Oil condition sensor >
B6125 Fuel low-pressure sensor >
B6125a Engine oil pressure/temperature sensor >
B61a Mid-range speaker, rear right >
B62 Tweeter 2, rear right >
B6200 Oxygen sensor before catalytic converter >
B6201 Oxygen sensor after catalytic converter >
B6203 Crankshaft sensor >
B6207 Hot film air mass meter >
B6210 Intake camshaft sensor >
B62101 Oxygen sensor before catalytic converter >
B62102 Oxygen sensor after catalytic converter >
B6211 Exhaust camshaft sensor >
B6212 Inlet camshaft sensor 2 >
B6213 Exhaust camshaft sensor 2 >
B6214 Intake camshaft sensor >
B62141 Intake camshaft sensor >
B62142 Exhaust camshaft sensor >
B6214a Crankshaft sensor >
B6217 Air mass flow sensor >
B6219 Camshaft sensor >
B6220 Hot film air mass meter >
B62201 Oxygen sensor 2 before catalytic converter >
B62202 Oxygen sensor 2 after catalytic converter >
B6221 Hot film air mass meter 2 >
B6224 Exhaust camshaft sensor >
B62241 Inlet camshaft sensor 2 >
B62242 Exhaust camshaft sensor 2 >
B6227 Hot film air mass meter 2 >
B6231 Oil pressure switch >
B6235 Gearbox oil temperature sensor >
B6236 Coolant temperature sensor >
B6238 Engine oil temperature sensor >
B6239 Intake-manifold pressure sensor >
B62400 Knock sensor >
B6241 Knock sensor 1 >
B6241a Knock sensor >
B6242 Knock sensor 2 >
B6243 Knock sensor 3 >
B6244 Knock sensor 4 >
B62440 Knock sensor >
B62450 Knock sensor 2 >
B62540 Oil condition sensor >
B6279 Characteristic map thermostat >
B62a Rear right tweeter >
B63 Bass speaker, front left >
B6321 Rail pressure sensor >
B64 Bass speaker, front right >
B65 Mid-range speaker, front centre >
B6571 Engine-oil pressure sensor >
B65781 Charging pressure sensor >
B65782 Intake air temperature/intake-manifold pressure sensor >
B65791 Charging pressure sensor 2 >
B65792 Intake air temperature/intake manifold pressure sensor 2 >
B6580 Intake air temperature pressure sensor >
B6580a Charging pressure sensor >
B6581 Intake air temperature/intake manifold pressure sensor >
B6582 Charging pressure sensor 2 >
B6583 Intake air temperature pressure sensor >
B65831 Intake air temperature pressure sensor >
B65833 Intake air temperature pressure sensor 2 >
B6583a Intake air temperature/intake manifold pressure sensor 2 >
B67 Gas generator for front passenger active head restraint >
B68 Gas generator for right head airbag >
B69 Gas generator for front passenger side airbag >
B7 Refrigerant pressure sensor >
B70 Evaporator-temperature sensor, rear >
B73 Gas generator, safety battery terminal >
B75 Mid-range speaker, rear right >
B77 Gas generator for front passenger knee airbag >
B79 Gas generator for front left belt force limiter >
B8 Gas generator for driver knee airbag >
B80 Airbag sensor, door, front left >
B81 Accelerator-pedal module >
B82 Mid-range speaker, front left >
B83 Tweeter, front left >
B84 Tweeter, rear left >
B85 Mid-range speaker, rear left >
B86 Mid-range speaker, front right >
B87 Tweeter, front right >
B88 Ionizer >
B89 Ultrasonic sensor, rear outer left >
B9 Heating heat-exchanger temperature sensor, right >
B90 Temperature sensor at radiator outlet >
B91 Gas generator for front passenger belt tensioner >
B92 Gas generator for front right belt force limiter >
B9723 Rotor position sensor >
