2002 Volkswagen EuroVan BaseFACTORY OEM SERVICE PROCEDURE

Fuel Injector Quantity Test (2.8L Engine AXK)

NOTE: Fuel injector quantity test procedure for 2.8L, engine code AES, is not available from manufacturer.
  1. Remove fuel rail, complete with fuel injectors, from engine. DO NOT disconnect fuel supply or return lines. Place fuel injector being tested into a graduated container. Run fuel pump using output Diagnostic Test Mode (DTM). See OUTPUT DIAGNOSTIC TEST MODEΒ  . Connect one terminal of fuel injector to battery positive terminal.
  2. Connect other terminal of fuel injector to ground for exactly 30 seconds. Check fuel injector quantity. See FUEL INJECTOR INJECTION QUANTITYΒ  table. If fuel quantity is more than or less than specification, replace faulty fuel injector.
FUEL INJECTOR INJECTION QUANTITY

Model Fuel Injector Volume In 30 Seconds - ounce (ml)
EuroVan (Engine Code AES) 2.8L VR6 (1)
EuroVan (Engine Code AXK) 2.8L VR6 3.72 (110)-4.39 (130)
(1) Information is not available from manufacturer.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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