4k still running hot!!

[Ti Kan]

chris franz writes:
>     Here's the problem.    My 86 4kq has been running hot when in traffic.   
>   I first rebuilt the radiator.      That helped a bit but did not solve the 
> problem.    Second, attempted to  replace the water pump.    Upon 
> investigation of pump I found that the bearings are fine so I feel that 
> isn't my problem.    Next, attacked the thermoswitch.    I did find that it 
> had shorted out and then fixed it (which help a bit) but the car still runs 
> hot in traffic.    On the highway the car runs at a good running temp.    I 
> am now baffled.   Does anyone have any  idea of what might be my problem?

You didn't mention checking or replacing the thermostat...
Also, what is "running hot"?  Does it boil over?  Where does your coolant
temp gauge read when hot?  Does the fan come on?

-Ti
01 S4 2.7 biturbo quattro
84 5000S 2.1 turbo
80 4000 2.0
-- 
    ///  Ti Kan                Vorsprung durch Technik
   ///   AMB Research Laboratories, Sunnyvale, CA. USA
  ///    ti at amb.org
 //////  http://www.ibiblio.org/tkan/
///