hunting for idle

[norcalTSI]

I just recently changed the water pump, and timing belt.
Now the car has a slight idle surge
Its a 91 Tsi

Any reccomendations????

 

[dave99gst]

if it wasnt there b4 - just re-check all hose, connections

 

[norcalTSI]

I had a vacum leak test done, it passed