Touareg 2 V6-3.6L (BHK) (2008)
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Replace O-rings between fuel injectors and fuel rail and coat them lightly with clean motor oil.
‹› Sealing ring --> [ (Item 1) Seal ] See: Fuel Pump/Service and Repair/Fuel Rail with High Pressure Pump and Injectors Assembly Overview must
also be replaced at fuel injectors for cylinders 1, 3 and 5.
‹› The Teflon sealing ring of fuel injector may not be oiled or greased.
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Press fuel injector by hand into cylinder head bore until it stops.
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Check fuel injectors for correct seating and installation position in cylinder head.
If fuel injectors for cylinders 1, 3 and 5 were removed:
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Place fuel rail --> [ (Item 7) Fuel rail ] See: Fuel Pump/Service and Repair/Fuel Rail with High Pressure Pump and Injectors Assembly Overview
on and press evenly on to fuel injectors.
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Tighten fuel rail with new bolts uniformly. Tightening specification: 30 Nm + 90° (1/4 turn) additional turn
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Install union nut - arrow - for fuel supply line to supply line of fuel rail. To do so, counter hold on fuel supply line using a wrench. Tightening
specification: 22 Nm.
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Install intake manifold. Refer to --> [ Intake Manifold ] See: Engine, Cooling and Exhaust/Engine/Intake Manifold/Service and Repair/Intake
Manifold.
With Two Piece Intake Manifold
Fuel Injector
Read safety precautions before beginning work. Refer to --> [ Safety Precautions ] See: Service Precautions/Vehicle Damage Warnings/Safety
Precautions.
‹› The Teflon sealing ring on the fuel injector must be replaced each time the injector is removed. Refer to --> [ Fuel Injector Teflon Seal and
Support Washer ] See: Fuel Injector Teflon Seal and Support Washer.
‹› The long fuel injectors for cylinders 1, 3 and 5 must not be separated.
Special tools, testers and auxiliary items required
‹› Torque wrench (VAG 1331)
‹› Tool set (T10133)
Removing
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Remove the lower intake manifold. Refer to --> [ Lower Intake Manifold with Fuel Rail ] See: Engine, Cooling and Exhaust/Engine/Intake
Manifold/Service and Repair/Lower Intake Manifold with Fuel Rail.