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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 1161 (Exhaust System, Emission Controls [CAUA] (Coupe)) >> 26 Exhaust System, Emission Controls >> Emissions Control >> Catalytic Converter, Removing And Installing >> Left Catalytic Converter, Removing And Installing >> Removing

Left Catalytic Converter, Removing And Installing: Removing

WARNING: This page is about a different car, the 2012 Audi S5, 2011 Audi S5, 2010 Audi S5, 2009 Audi S5, and 2008 Audi S5. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove the left front muffler. Refer to FRONT MUFFLER, REMOVING AND INSTALLING .

-- Remove the Heated Oxygen Sensor 2 -G108- and Oxygen Sensor 2 After Catalytic Converter -G131-. Refer to HEATED OXYGEN SENSOR 2 -G108- AND OXYGEN SENSOR 2 AFTER CATALYTIC CONVERTER -G131-, REMOVING AND INSTALLING, CYLINDER BANK 2 .

Fig 1: Identifying Heated Oxygen Sensor (HO2S) -G108- & Oxygen Sensor (O2S) 2 After Catalytic Converter -G131-
GWWA24-10273Courtesy of AUDI OF AMERICA, LLC
Fig 2: Locating Power Steering Hydraulic Line
GWWA40-10133Courtesy of AUDI OF AMERICA, LLC
CAUTION:

The Suspension Components Could Be Damaged.

  • Do not rest the vehicle on its wheels if the subframe mount, the steering gear or the subframe crossbrace are not installed correctly.
  • Do not support the vehicle on the subframe or the subframe crossbrace (for example by a floor jack or similar device).

-- Remove the subframe crossbrace. Refer to FRONT AXLE .

Vehicles With Automatic Transmission 

Fig 3: Driveshaft Cover -1-
GWWA10-10179Courtesy of AUDI OF AMERICA, LLC

-- Remove the left front wheel. Refer to WHEELS AND TIRES .

-- Remove the noise insulation -1- in the left wheel housing.

-- Remove the steering intermediate shaft from the steering gear push them upward. Refer to STEERING COLUMN .

Fig 4: Locating Steering Column Universal Joint Bolt
GWWA48-10005Courtesy of AUDI OF AMERICA, LLC
NOTE:

Catch any leaking ATF with a cloth.

-- Remove the bolts -1, 4, 5 and 6-.

Fig 5: Identifying Bolts
GWWA37-10948Courtesy of AUDI OF AMERICA, LLC

-- Remove the ATF line.

-- Close open lines and connections with clean plugs from the :VAS6122  .

NOTE:

Ignore items -2 and 3-.

Continuation For All Vehicles 

Fig 6: Identifying Bolts And Tab With Spring
GWWA26-10580Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -2- and the tab with the spring.

-- Remove bolts -arrows- and remove bracket.

-- Remove the nuts -arrows- using :T40220  .

-- Remove the bolt -1- and the left catalytic converter.

Fig 7: Identifying Left Catalytic Converter, Nuts & Bolt
GWWA26-10536Courtesy of AUDI OF AMERICA, LLC