A4 Quattro Wagon L4-2.0L Turbo (CAEB) (2009)
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Fuel Pressure Sensor: Testing and Inspection
Fuel Pressure Sensor, Checking (MFI)
Fuel Pressure Sensor, Checking
Special tools, testers and auxiliary items required
‹› Assembly tool (T10118)
‹› Socket wrench insert 27 mm (VAS 5301/7)
‹› Pressure sensor tester (VAS 6394/1)
‹› Adapter (VAS 6394/2)
‹› Test adapter (VAS 5570)
‹› Torque Wrench (V.A.G 1331)
‹› Vehicle diagnostic, testing, and information system (VAS 5051B)
Work procedure:
-
Remove engine cover.
CAUTION!
Fuel system is under pressure! Fuel pressure must be reduced to a residual pressure before opening high pressure area of injection
system. Refer to => [ Before Opening High Pressure Fuel Injection System ] See: Engine, Cooling and Exhaust/Engine/Cylinder Head
Assembly/Fuel Pressure Release/Service and Repair.
-
Remove the Fuel Pressure Sensor (G247). Refer to => [ Fuel Pressure Sensor ] See: Sensors and Switches - Fuel Delivery and Air Induction/Fuel
Pressure Sensor/Switch/Service and Repair.
-
In place of the Fuel Pressure Sensor (G247) install the Adapter (VAS 6294/2) and tighten it using the tightening specification for the Fuel Pressure
Sensor (G247).
‹› Tightening Specifications. Refer to => [ Fuel Rail Assembly Overview ] See: Powertrain Management/Fuel Delivery and Air Induction/Fuel
Rail/Service and Repair/Fuel Rail Assembly Overview
-
Open sealing plug - 2 - for the Digital Manometer (VAS 6394/1) and install the removed Fuel Pressure Sensor (G247) and tighten it.
