Upper Coolant Pipe: Removing

2009 Audi A6 BaseSECTION Removing
WARNING: This page is about a different variant/trim than selected.

-- Drain the coolant. Refer to COOLING SYSTEM, DRAINING AND FILLINGΒ .

-- Remove the supercharger. Refer to SUPERCHARGER .

-- Remove the right lower section of the intake manifold. Refer to INTAKE MANIFOLD, LOWER SECTION, WITH FUEL RAIL .

-- Remove the front secondary air hose -arrow- from its bracket and disconnect it; to do this press the release buttons.

Fig 1: Identifying Front Air Hose -Arrow
GWWA26-10731Courtesy of AUDI OF AMERICA, LLC

-- Free up the hose for the secondary air and vacuum hoses and move them to the side.

-- Remove the bolts -arrows- and the high pressure line protective plate -1-.

Fig 2: Identifying Nuts -Arrows- And Protective Plate -1-
GWWA24-10411Courtesy of AUDI OF AMERICA, LLC
RENDER: 1.0x

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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.