turiu va koki negera dalyka:
masina Audi a4 b5 99' 1.8 20v
17924/P1516/005398 - Intake Manifold Valve (N156): Open Circuit (intermittent)
Possible Causes
Wiring from/to Intake Manifold Valve (N156) faulty
Intake Manifold Valve (N156) faulty
Possible Solutions
Check/Replace Intake Manifold Valve (N156)
Perform Output Test.
Use Scope to check Activation Signal while performing an Output Test.

klausimas butu toks, randasi laidai / fyske jungianti n156 voztuva? googlinau bet niekaip neraudau nei foto nei normalaus paaiskinimo.  
kita dalykas, turiu vag'a 409.1 ir laida. kaip reikia padaryti OUTPUT TEST? ir ta antra option su activation.

thanks. ?!?