Fuel injectors, removing and installing: Notes

2005 Audi A6 3.2 TSECTION Notes

Special tools, testers and auxiliary items required 

Fig 1: Identifying Tool Set T10133
GW00010479Courtesy of VOLKSWAGEN UNITED STATES, INC.
  • Tool set T10133
Fig 2: High-Pressure Fuel Injector - Component Overview
GW00010480Courtesy of VOLKSWAGEN UNITED STATES, INC.

High-pressure fuel injector - component overview 

  1. Radial adjustment - Replace if damaged
  2. Combustion chamber seal (Teflon seal) - replace, the seal must not be greased or be handled with any other lubricant during installation
  3. Groove on fuel injector
  4. Spacer ring - Replace if damaged
  5. O-ring - replace, lightly coat with clean engine oil during installation
  6. Support ring - fuel rail wields force via support ring to hold fuel injector tightly in cylinder head
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

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

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