audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Secondary Air Combination Valves, Checking Function and Leakage|Page 4801 > < Secondary Air Combination Valves, Checking Function and Leakage|Page 4799
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Remove air guide pipe by loosening the hose clamp - 4 - and opening the clips - arrows -.

Continued for both sides:

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Remove bolts - 2 - and push secondary air hoses to the side.

‹› The left combination valve is illustrated.

‹› Ignore - 1 -.

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Connect hose - arrow - to the secondary air combination valve as illustrated.

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Blow lightly into the assisting hose by mouth, do not use compressed air.

‹› Secondary Air Injection (AIR) combination valve must be closed, it must not be possible to blow through.

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Blow forcefully into the assisting hose by mouth, do not use compressed air.

Secondary Air Combination Valves, Checking Function and Leakage|Page 4801 > < Secondary Air Combination Valves, Checking Function and Leakage|Page 4799