Direct Petrol Injection System with Bosch Motronic MED 7 - Volkspage

More documents

Recommendations

Info

Engine management System overview Air-mass flow meter G70, intake air temperature sender G42 Intake manifold pressure sender G71 Engine speed sender G28 Hall sender G40 (camshaft position) Throttle valve control part J338 Angle senders 1 + 2 G187, G188 Accelerator pedal position sender G79, accelerator pedal position sender -2- G185 Brake light switch F, brake pedal switch F47 Clutch pedal switch F36* Fuel pressure sender G247 Intake manifold flap potentiometer G336 Knock sensor G61 Coolant temperature sender G62 Coolant temperature sender - radiator outlet G83 Rotary knob temperature selection potentiometer G267* Exhaust gas recirculation potentiometer G212 Lambda probe G39 Exhaust gas temperature sender G235 NOx sender G295, NOx sensor control unit J583 Brake servo pressure sensor G294 Additional input signals 253_023 16
Motronic control unit J220 Fuel pump relay J17 Fuel pump G6 Injectors, cylinders 1-4 N30, N31. N32, N33 Ignition coils 1 - 4 N70, N127, N291. N292 Throttle valve control part J338 Throttle valve drive G186 Motronic current supply relay J271 Electronic manual gearbox control unit J541* Fuel pressure regulating valve N276 Fuel metering valve N290 Airbag control unit J234 Activated charcoal filter system solenoid valve 1 N80 Intake manifold flap air flow control valve N316 Inlet camshaft timing adjustment valve -1- N205 Control unit with display in dash panel insert J285 Mapped engine cooling thermostat F265 EGR valve N18 Lambda probe heater Z19 NOx sender heater Z44 ABS control unit J104 Auxiliary output signals Diagnostic connection 253_024 *vehicle-specific 253_024 17
Page 1 and 2: Service. Self-Study Programme 253 D
Page 3 and 4: Table of Contents Introduction . .
Page 5 and 6: Why has Volkswagen waited until now
Page 7 and 8: Homogeneous operation at high exhau
Page 9 and 10: Combustion process The term "combus
Page 11 and 12: Injection cycle Fuel is injected du
Page 13 and 14: Homogeneous lean charge mode This i
Page 15: Mixture formation process By inject
Page 19 and 20: Torque-based engine management syst
Page 21 and 22: Intake system In comparison with th
Page 23 and 24: This is how it works The driver inp
Page 25 and 26: Intake manifold flap actuated In st
Page 27 and 28: Air-mass flow meter G70 and intake
Page 29 and 30: This is how the exhaust gas recircu
Page 31 and 32: Fuel system The fuel system is divi
Page 33 and 34: This is how it works The fuel flows
Page 35 and 36: The fuel pressure regulating valve
Page 37 and 38: This is how it works Inlet with fin
Page 39 and 40: Activated charcoal canister system
Page 41 and 42: Exhaust system This was adapted to
Page 43 and 44: Broadband lambda probe (G39) The br
Page 45 and 46: Exhaust gas temperature sender (G23
Page 47 and 48: NOx sensor control unit (J583) This
Page 49 and 50: Function of the NOx sender The func
Page 51 and 52: Sulphur regeneration is a technical
Page 53 and 54: Variable valve timing Inner exhaust
Page 55 and 56: Positive terminal GND Input signal
Page 57 and 58: Notes 57 Solutions to questions on
Page 59 and 60: 5. What is the signal from the inta

Direct Petrol Injection System with Bosch Motronic MED 7 - Volkspage

Create successful ePaper yourself

Delete template?

Save as template?