Touareg 2 V6-3.6L (BHK) (2008)
Fuel Pressure Sensor/Switch: Testing and Inspection
Low Fuel Pressure Sensor, Checking
Low Fuel Pressure Sensor, Checking
Special tools, testers and auxiliary items required
‹› Multimeter
‹› wiring diagram
Test requirements
‹› Fuel Pump (FP) Control Module (J538) OK.
‹› The fuel filter OK.
‹› The fuses for the engine electronics OK.
‹› The parking brake engaged.
‹› The battery voltage at least 12.5 V.
‹› The selector lever of automatic transmission in position "P" or " N".
‹› All electrical consumers switched off (radiator fan must NOT run during test).
‹› A/C switched off.
‹› The fuel tank at least 1/4 filled.
‹› The ignition switched off.
Test procedure
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Perform a preliminary check to verify the customers complaint. Refer to --> [ Preliminary Check ] See: Computers and Control Systems/Testing
and Inspection/Scan Tool Testing and Procedures/Preliminary Check
Start diagnosis
Procedure
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Remove engine cover - arrows -.
Checking voltage
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Disconnect the electrical harness connector - 2 - from the Low Fuel Pressure Sensor (G410).