Pin data of Volkswagen 1.8TCUF engine computer &; Position of electronic control components

1.8TCUF engine computer pin data: take 20 15 Ling Du model as an example. The pins of 1.8TCUF engine computer are shown in the figure below. Figure: Engine control unit J623；; -105 core plug connected to T 105a, black, engine control unit plug; 1-2 cylinder fuel injection control; 2-3 cylinder injection control; 3- Control end of solenoid valve of activated carbon tank; 4- Control end of camshaft adjusting element 5; 5,9, 10, 12 to 16, 18 to 20,24 to 26,31,32,37,39,41,45. 7- Control end of piston cooling nozzle control valve; Electromechanical device of 8- dual clutch gearbox; 1 1- The fuel pressure sensor is grounded; 17- control end of oil pressure regulating valve; 2 1- control end of booster and pressure limiting solenoid valve; 2-3 cylinder injection control; Injection control of the cylinder 23-2; 27- Air inlet damper potentiometer; 28- Hall sensor 3 signal; 29- Hall sensor 3 is grounded; 30- Hall sensor signal; 3- Sensor grounding; 34- throttle actuator angle sensor 1 signal (electronic throttle); 35- Engine speed sensor power supply 5V; 36- Air inlet door potentiometer; 38- Hall sensor 3 power supply 5V; 40- Coolant temperature sensor signal; Inlet pipe pressure sensor 2-5V power supply; 43-4 cylinder injection control; 44- Hall sensor is grounded; 47- Coolant temperature sensor signal; 48- Air inlet damper potentiometer; 49- Fuel pressure sensor signal; 5 1- air temperature sensor signal; 52- Intake pipe pressure sensor signal; 53- Control end of intake damping valve; 54-5V power supply for angle sensor of throttle driving device (electronic throttle); 5- Signal from throttle drive (electronically controlled throttle) angle sensor 2; 56- The angle sensor of throttle drive (electronic throttle) is grounded; 57- Control terminal of ignition coil 3 with power output stage; 58- Control end of camshaft adjusting element 4; 59- Control end of camshaft adjusting element 3; 62- Control terminal of ignition coil 4 with power output stage; Injection control of cylinder 64- 1; Fuel injection control of cylinders 6-4; 6- Control end of circulating air valve of turbocharger; 68- Fuel pressure sensor power supply; 69- Hall sensor power supply 5V; 70- Engine speed sensor signal; 72- oil pressure reduction switch signal; 73- oil pressure switch, 3rd gear signal; 74- oil pressure switch signal; 76- ignition coil 1 control terminal with power output stage; 77- Engine speed sensor is grounded; 79- Control terminal of ignition coil 2 with power output stage; 83- Oil level and oil temperature sensor signals; 84- Coolant continues to be supplied to the pump control end; Injection control of cylinder 85- 1; 90- Throttle Drive (Electronic Throttle)-; 9 1- throttle drive (electronic throttle); 92- control end of fuel pressure regulating valve; 93- control end of fuel pressure regulating valve; 94- Control end of camshaft adjusting element 6; 95- Control end of camshaft adjusting element 8; 96- Control end of camshaft adjusting element 7; 97,98-Knock sensor signal; 0 1- control end of camshaft adjusting element 2; 04- exhaust valve camshaft regulating valve 1 control end; 05- Control end of camshaft regulating valve; C-9 1 core plug is connected to T9 1a, black, engine control unit plug; 1, 2- terminal 31; 3,4, 10, 13 to15,65438+87a; To 2 1, 23, 24, 27, 28, 30, 3 1, 36, 38, 40, 42. 7- Control terminal of main relay; 8- Control terminal of power relay for engine parts; 9- Fuel pump control unit signal; 1- control end of heating device of rear oxygen sensor; 12- radiator fan control signal; 16- The power supply of accelerator pedal position sensor 2 is 5v; 22- Control end of coolant cut-off valve; 25,26-Rear oxygen sensor signal; 29- Coolant temperature sensor signal at radiator outlet; 32- Boost pressure sensor power supply 5V; 3-5V power supply for accelerator pedal position sensor; 34- The accelerator pedal position sensor is grounded; 35- Sensor grounding; 37- Switch signal of brake signal lamp; 39- Control end of transmission coolant valve; 4 1- front oxygen sensor signal; 44,44-Front oxygen sensor signal; 49- Coolant temperature sensor signal at radiator outlet; 50- terminal15; 5 1- accelerator pedal position sensor 2 is grounded; 52- Accelerator pedal position sensor signal; 54- Air temperature sensor 2 signal; 55- Boost pressure sensor signal; 60- Brake pedal switch signal; 2-P/N signal; 68, 68- terminal 50; 69- Accelerator pedal position sensor 2 is grounded; 70-GRA switch signal; 74- Control end of front oxygen sensor heating device; 79-CAN bus, high position (drive system); 80-CAN bus, low position (drive system); 86- Terminal 30; 87- control terminal of starter relay 1; 88- Control terminal of starter relay 2 1.8 Location of electronic control part of engine Take Ling Du 20 15 as an example. See the figure below for the location of engine electronic control system components. Engine parts location 1- camshaft adjusting valve1-n205; 2- exhaust valve camshaft regulating valve1-n 318; 3- oxygen sensor G 130/ downstream of exhaust catalytic converter/oxygen sensor after heating device Z29 exhaust catalytic converter1; 4- camshaft adjusting elements, including camshaft adjusting elements 1-F366, 2-F367, 3-F368, 4-F369, 5-F370, 6-F37 1, 7-F372 and 8-f373; 5- oxygen sensor G39/ oxygen sensor heating Z19; 6- turbocharger circulating air valve N249, installed on the exhaust gas turbocharger; 7- Hall sensor 3-G300; 8- Brake signal light switch F/ brake pedal switch F47；; 9- Connecting plug of oxygen sensor G39/ oxygen sensor heating device Z 19, downstream of oxygen sensor G 130/exhaust gas catalytic purifier/oxygen sensor 1 behind heating device Z29; 10- High pressure oil pump with fuel pressure regulating valve N276; 1 1- coolant temperature sensor G62；; 12- Engine control unit J623；; 13- Hall sensor G40；; 14- air flow control damper vacuum tank; 15- intake damping valve n 316; ; 16- engine speed sensor G28；; 17- connecting plug, including knock sensor 1-G6 1, oil pressure switch, third gear F447, intake throttle N3 16, fuel pressure sensor G247, intake throttle potentiometer G336, hall sensor G40 and in-cylinder injection valves N30 ~ N33；. 18- knock sensor1-g 61; 19- air temperature sensor G42/ intake pipe pressure sensor g71; 20- Throttle control unit J338, including throttle actuator G 186, throttle actuator angle sensor 1-G 187 and throttle actuator angle sensor 2-G 188. After replacing throttle control unit J338, it must be matched with engine control unit J623 again. 2 1- supercharger pressure sensor G3 1/ air temperature sensor 2-g299; 22- Ignition coil with power output stage, including ignition coil with power output stage 1-N70, ignition coil with power output stage 2-N 127, ignition coil with power output stage 3-N29 1 and ignition coil with power output stage 4-n292; 23- Fuel pressure sensor G247；; 24- activated carbon canister solenoid valve1-n80; 25- potentiometer G336 air inlet damper; 26- Coolant temperature sensor G83 radiator outlet; 27- oil pressure regulating valve N428；; 28- oil pressure switch F 1/ oil pressure reduction switch F378/ piston cooling nozzle control valve N522 ignition coil with power output stage and camshaft adjusting element 1- ignition coil with power output stage1-n70; 2- Ignition coil with power output stage 2-N127; 3- Ignition coil with power output stage 3-N 291; 4- Ignition coil with power output stage 4-N292; 5- Hall sensor 3-G300; 6- camshaft adjusting element1-f366; 7- Camshaft adjusting element 2-F367; 8- Camshaft adjusting element 3-F368; 9- Camshaft adjusting element 4-F369; 10- camshaft adjusting element 5-f370; 1- camshaft adjusting element 6-f 371; 12- camshaft adjusting element 7-f372; 13- camshaft adjusting element 8-f373; 14- activated carbon canister solenoid valve 1-N80 fuel nozzle 1- fuel injection valve N30 cylinder1; 2- injection valve N3 12 cylinder. N323 cylinder fuel injection valve. Injection valve of N334 cylinder. 5- Fuel pressure sensor G247；; 6- Knock sensor 1-G6 1