Fuel injection system car Volkswagen Touareg 1
General instructions for the injection system (petrol engine.)
Pic. 2.271. Intake manifold details: 1 - intake manifold; 2 - to the cylinder head cover; 3 - sealing ring; 4 - crankcase ventilation valve; 5 - bolt 10 Nm; 6 - bearing cover; 7 -...
Pic. 2.271. Intake manifold details: 1 - intake manifold; 2 - to the cylinder head cover; 3 - sealing ring; 4 - crankcase ventilation valve; 5 - bolt 10 Nm; 6 - bearing cover; 7 -...
Checking the injectors (petrol engine.)
Check condition The fuel pressure should be normal, check the fuel pressure regulator and the residual pressure in the fuel system. Checking procedure Remove the intake manifold....
Check condition The fuel pressure should be normal, check the fuel pressure regulator and the residual pressure in the fuel system. Checking procedure Remove the intake manifold....
Checking the amount of injected fuel (petrol engine.)
Check condition The fuel pump relays and fuses 13 and 14 must be inserted into the blocks. Checking procedure Connect the adapter cable, 121-pin VAG 1598/31 and bridge the switch...
Check condition The fuel pump relays and fuses 13 and 14 must be inserted into the blocks. Checking procedure Connect the adapter cable, 121-pin VAG 1598/31 and bridge the switch...
Checking the Fuel Pressure Regulator and Residual Pressure (petrol engine.)
The fuel pressure regulator maintains the fuel pressure at a constant 4.0 bar. Check condition The performance of the fuel pumps should be normal. Checking procedure Unscrew...
The fuel pressure regulator maintains the fuel pressure at a constant 4.0 bar. Check condition The performance of the fuel pumps should be normal. Checking procedure Unscrew...
Removal and installation of the engine control unit (petrol engine.)
If it is necessary to replace the engine control unit, connect the diagnostic tester VAS 5051B and perform the guided function «Replacing the control unit». Removing Switch off...
If it is necessary to replace the engine control unit, connect the diagnostic tester VAS 5051B and perform the guided function «Replacing the control unit». Removing Switch off...
Removal and installation of the anti-theft engine control unit (petrol engine.)
NOTE: If it is necessary to replace the engine control unit, connect the diagnostic tester VAS 5051B and perform the guided function «Motorsteuergeraet ersetzen/ Replacing the...
NOTE: If it is necessary to replace the engine control unit, connect the diagnostic tester VAS 5051B and perform the guided function «Motorsteuergeraet ersetzen/ Replacing the...
Checking and adjusting the position of the pump injector pistons (diesel engine.)
Check condition The engine must be dismantled. Work order Remove the soundproof cover and cylinder head cover of the corresponding block head. Remove the fuel or tandem pump resp....
Check condition The engine must be dismantled. Work order Remove the soundproof cover and cylinder head cover of the corresponding block head. Remove the fuel or tandem pump resp....
Removal and installation of an inlet collector (diesel engine.)
Vehicles with engine codes AYH, BKW The fuel pump must be removed. Vehicles with BLE and BWF engines The bypass cover with the exhaust gas recirculation cooler must be removed....
Vehicles with engine codes AYH, BKW The fuel pump must be removed. Vehicles with BLE and BWF engines The bypass cover with the exhaust gas recirculation cooler must be removed....
Removal and installation of the pump nozzle (diesel engine.)
Pic. 2.289. Injector unit components: 1 - bolt 20 Nm + tighten 1/4 turn. (90°); 2 - locknut, 30 Nm; 3 - adjusting screw; 4 - axis of roller levers; 5 - spacer; 6 - bolt 12 Nm +...
Pic. 2.289. Injector unit components: 1 - bolt 20 Nm + tighten 1/4 turn. (90°); 2 - locknut, 30 Nm; 3 - adjusting screw; 4 - axis of roller levers; 5 - spacer; 6 - bolt 12 Nm +...
Replacing the O-rings of the unit injector (diesel engine.)
Removing Remove pump injectors. Carefully remove the O-rings from the unit injector. Make sure that there are no burrs at the seat of the O-rings. Installation NOTE: Always use...
Removing Remove pump injectors. Carefully remove the O-rings from the unit injector. Make sure that there are no burrs at the seat of the O-rings. Installation NOTE: Always use...
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Similar sections from other manuals for VW cars:
Power unit: Petrol injection system Volkswagen Passat B3 (1988-1993)
Power unit: Petrol injection system Volkswagen Passat B3 (1988-1993)
Touareg 1
- General information
- Vehicle device
- Controls and instruments
- Seats and safety
- Maintenance and management
- Power unit
- Engine checks
- Petrol engine 3.2L
- Petrol engine 4.2L
- Diesel engine 5.0L
- Cooling system
- Lubrication system
- Injection system
- Exhaust system
- Fuel supply system
- Transmission
- Automatic gearbox 09D
- Mechanical gearbox 08D
- Cardan shaft
- Chassis
- Wheels and tires
- Front suspension
- Rear suspension
- Steering gear
- Brake system
- Body
- Outdoor elements
- Electrical equipment
- Battery
- Generator and starter
- Instruments and wipers
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