[Vwdiesel] Re: Another leaky pump..... & alternate fuel

[LBaird119 at aol.com]

> Inspector asked "where's the air pump" told him no cat, therefore no pump.
>  "No cat?", he says, Not until 93 model year, I says. Even then, no air
pump,
>  the engine is the air pump. Seemed surprised. Looked at engine a while
>  longer, I pointed out crankcase vent system was only emission control
system
>  required on engine.

  Honestly I don't remember ever seeing an air pump on ANY VW.  With most
diesel caps being vented, I wonder what they test them for?
>
>  2. Tailpipe Emissions:
>  Measure tailpipe diameter.

  Did he explain why or what the diameter has to do with anything?
>
>  Sit and watch tailpipe for 5 minutes. If smoke is seen for 10 seconds in
any
>  one of those 5 minutes, car fails to pass. This would allow a missfire from
>  cold or low compression.

  Of course this could easily depend on the lighting when just doing a visual
inspection for any smoke.  Mine shows a little while idling.  In the right
light
it's noticeable, likewise it can also make it not noticeable in the least.
>
>  My 87TD passed clean.

  That's great.  Turbos do tend to run a little cleaner than a NA.
I should put that drag racing pic. of Jake's car up sometime.  Talk about
opaque cloud!
     Loren (glad we don't have to mess with inspections here!)