On Wed, 5 Mar 2008 13:52:56 -0800, "jon" <jon@KENNEKE.COM> said:

> Besides fixing the throttle body leak, make sure you have no exhaust
> leaks. Those will throw off the O2 measurements, and the ECU will set the
> mixture all wrong.

Hadn't thought of that -- I have some slight leakage at both sides of
the manifold (the two-into-one cast iron piece).  Would leakage make the
ECU run rich?  I think the exhaust smells a little rich.

Allan
--
1991 Vanagon GL
--
  Allan Streib
  astreib@fastmail.fm