volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Injectors For Injection Quantity and Proper Seal, Checking|Page 3860 > < Technician Safety Information|Page 3857
Page 1
background image

Fuel Injector: Testing and Inspection
Fuel Injectors For Injection Quantity and Proper Seal, Checking

With Manufacturer's Scan Tool

Checking Injectors For Leaks and Quantity Injected

Special tools and equipment

-

VAG1348/3 remote control

-

VAG1348/32 adapter

-

VAG1602 calibration tester

Test conditions

-

Check that fuel pressure is correct. See: Fuel Pressure Regulator/Testing and Inspection 

Test sequence

-

Remove fuel rail complete (fuel pipes/hoses remain connected). Refer to "Intake Manifold Lower Section, Disassembling and Assembling",  

Checking for leaks

-

Initiate output Diagnostic Test Mode (DTM).   

Fuel Injectors For Injection Quantity and Proper Seal, Checking|Page 3860 > < Technician Safety Information|Page 3857