VW Passat repair+ 1. Ekspluatatsiiya of the car + 2. Maintenance + 3. Engines + 4. Cooling system - 5. Power supply system + 5.1. Power supply systems of petrol engines - 5.2. Power supply system of the diesel engine 5.2.1. Specifications and characteristics 5.2.2. General information 5.2.3. Air filter 5.2.4. Accelerator cable (AAZ engine) 5.2.5. Fuel level sensor 5.2.6. Fuel tank 5.2.7. Fuel pump of a high pressure 5.2.8. Check and adjustment of the maximum turns of the engine (AAZ engine) 5.2.9. Check and adjustment of the raised turns of idling of the AAZ engine 5.2.10. Check and adjustment of the moment of injection of fuel of the fuel pump of a high pressure of the AAZ engine 5.2.11. Fuel nozzles 5.2.12. Electromagnetic valve of a stop of the engine 5.2.13. Elements of a control system of the diesel engine (1Z, AHU and AFN) + 6. Ignition system + 7. Coupling + 8. Transmission + 9. Drive of forward wheels + 10. Suspension brackets + 11. Steering + 12. Brake system + 13. Wheels and tires + 14. Systems of heating, ventilation and conditioning + 15. Electric equipment + 16. Body + 17. Electric circuits |
Repair B3-B4/Passat B3-B4 Volkswagen Passat>> Power supply system>> Power supply system of the diesel engine>> Elements of a control system of the diesel engine (1Z, AHU and AFN)
Removal and installation of the sensor
of provision of a pedal of an accelerator
Carry out in the following order
Disconnect a wire from a negative conclusion of the storage battery;
remove furnish of the lower part of the dashboard under a steering column;
remove a bracket from the end of a spindle of a pedal of an accelerator, then remove a spindle, the plug and a spring;
remove an accelerator pedal from an arm, having unhooked it from a plate of a cam of the sensor of provision of a pedal of an accelerator;
disconnect the electric socket of the sensor of provision of a pedal of an accelerator;
unscrew the screw and remove the sensor of provision of a pedal of an accelerator from a pedal arm.
Installation make in sequence, return to removal. Establish a cam plate on a spindle of the sensor of provision of a pedal of an accelerator according to the sizes presented on
fig. 5.86
;
Removal and installation of the sensor
of temperature of cooling liquid
Carry out in the following order:
disconnect a wire from a negative conclusion of the storage battery;
merge 1/4 cooling liquids from cooling system;
the sensor is located in the top target branch pipe of system of cooling on the forward party of a head of the block of cylinders;
disconnect the electric tip from the sensor;
remove a bracket of fastening of the sensor and take the sensor from a nest;
installation make in sequence, return to removal. Thus it is necessary to use a new sealing ring of round section.
Removal and installation of the sensor
of temperature of fuel
Carry out in the following order:
disconnect a wire from a negative conclusion of the storage battery;
unscrew screws and remove the top casing of the fuel pump;
unscrew screws and remove the sensor of temperature of fuel;
installation make in sequence, return to removal.
Removal and installation of the sensor
of temperature of arriving air
Carry out in the following order:
disconnect a wire from a negative conclusion of the storage battery;
the sensor is established in an air hose between the heat exchanger and an inlet collector;
disconnect the electric tip from the sensor;
remove a bracket and take the sensor from a nest.
installation make in sequence, return to removal. Thus it is necessary to establish a new sealing ring of round section.
Removal and installation of the sensor of frequency of rotation of a cranked shaft
Carry out in the following order:
the sensor of turns of a cranked shaft is established on the block of cylinders from a transmission;
disconnect a wire from a negative conclusion of the storage battery;
disconnect the electric tip from the sensor;
unscrew the sensor from the block of cylinders;
installation make in sequence, return to removal.
Removal and installation
of a measuring instrument of a consumption of air
Carry out in the following order:
disconnect a wire from a negative conclusion of the storage battery;
weaken collars and disconnect a pipe of supply of air from a measuring instrument of a consumption of air and a back part of the case of the air filter;
disconnect the electric socket from a measuring instrument of a consumption of air;
unscrew screws and take a measuring instrument of a consumption of air from the case of the air filter.
Installation make in sequence, return to removal. Thus it is necessary to establish a new sealing ring of round section.
Removal and installation of the sensor
of a measuring instrument of a consumption of air
Carry out in the following order:
cars till August, 1994:
the sensor is located under the dashboard. For access to the sensor remove the corresponding sections of the dashboard;
disconnect a wire from a negative conclusion of the storage battery;
disconnect the electric socket from the sensor.
cars since August, 1994:
the sensor — an integral part of the electronic control device also cannot be removed separately.
Removal and installation of the valve of increase of pressure
Carry out in the following order:
the valve of increase of pressure is established on an internal wing in a back part of a casing of the air filter;
disconnect a wire from a negative conclusion of the storage battery;
disconnect the electric tip from the valve;
замаркируйте also disconnect vacuum hoses from the valve of increase of pressure;
unscrew screws and take the valve of increase of pressure from a motor compartment;
installation make in sequence, return to removal.
Removal and installation electronic
control device (ECU)
Carry out in the following order:
the ECU block is established in a back part of a motor compartment;
disconnect a wire from a negative conclusion of the storage battery;
for access to the ECU block remove the pollen filter;
disconnect the electric socket, unscrew a nut and take the ECU block from the car;
Installation is made in sequence, return to removal.
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