audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

All Technical Service Bulletins for Camshaft:|151121|Page 2429 > < All Technical Service Bulletins for Camshaft:|151121
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1. Check the non-return valve in the bearing bridge for wear.

2. Check the chain tensioner.

3. Check camshaft surfaces for damage.

Procedure

^ If the screen and check valve are not damaged:

a. Replace the camshaft bridge.

b. Erase the DTC.

^ If the screen or check valve are damaged:

a. Inspect bearing surfaces of camshafts for scoring marks.

b. Replace any camshaft or cylinder head that has camshaft bearing damage.

All Technical Service Bulletins for Camshaft:|151121|Page 2429 > < All Technical Service Bulletins for Camshaft:|151121