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Home >> Audi >> 2017 >> A7 Quattro Competition >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (4.0L - Exhaust System & Emission Controls - Engine Code(S): CEUC & CRDB) >> 26 Exhaust System, Emission Controls >> Secondary Air Injection System >> Combination Valve, Removing And Installing >> Removing

Combination Valve, Removing And Installing: Removing

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NOTE:

Removing and installing for cylinder bank 2 (left) is described.

Ignore item -1-.

-- Remove the housing for the charge air cooler, refer to CHARGE AIR COOLER HOUSING, REMOVING AND INSTALLING .

-- Disconnect the vacuum hose -1-.

-- Remove the bolts -2- and the secondary air injection combination valve.

Fig 1: Identifying Secondary Air Injection Combination Valve Bolts
GWWA26-11202Courtesy of AUDI OF AMERICA, LLC