lock AUDI A4 2000 B5 / 1.G AWM Engine Secondary Air System Workshop Manual
Page 23 of 26
26-62
Combination valve for secondary air
inlet, checking function and for leaks
Special tools and equipment
Test requirements:
Test sequence
Vacuum hand pump VAG 1390Vacuum lines and hose connections do not leak. Vacuum lines not blocked.
- Remove engine cover -arrows-.
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