volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Injectors For Leaks and Quanity Injected, Checking|Page 3652 > < Fuel Injector|Locations|Page 3649
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Fuel Injector: Testing and Inspection
Fuel Injectors For Leaks and Quanity Injected, Checking

Fuel Injectors, Checking For Leaks And Quantity Injected

Special tools, test equipment and auxiliary items

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VAG 1348/3 Remote control

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VAG 1348/3-2 Adapter

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VAG 1602 Calibration tester

Test conditions

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Check that the fuel pressure is in order, Checking fuel pressure regulator and holding pressure. See: Computers and Control Systems/Testing and
Inspection/Component Tests and General Diagnostics/Fuel Pressure Regulator and Residual/Holding Pressure, Checking 

WARNING!
Fuel system is under pressure! Before opening the system place a cloth around the connection. Then release pressure by carefully loosening the
connection.

Test sequence

Fuel Injectors For Leaks and Quanity Injected, Checking|Page 3652 > < Fuel Injector|Locations|Page 3649