OK - since the coil is only two years old, and the ICU is 22 years
old, I'd agree that it's the most likely suspect. I'd try to find a
used one to try --- KALEB!

"> Gimme a dissel please!" Amen!

On 7/26/07, Loren Faeth <[EMAIL PROTECTED]> wrote:
> But what's the relationship of the ICU to the spark?  the dist pickup
> goes to the ICU, not the coil.  If the ICU is bad, then there is no
> spark also.  The ICU that failed on the other 380SL had this
> intermittent thing, then just quit.
>
> Is there any test for the coil or for the ICU?
>
> Tonight I did the Dist pickup test, and it checks out ok, so I am
> down to either the coil, and it was new about 2 years ago, or the ICU.
>
> I know, Cathey would just take out the ICU and resolder it and voila,
> the problem is gone.  I'm not set up to resolder electronics.
>
> I can put in a NAPA coil and see what happens, but I am reluctant to
> do that because of the electronics.  I know on BMW R series, if you
> mess with the "Bosch balanced electrical system" you fry things and
> screw up even more things.  I am thinking the ignition on this car
> may be as sensitive.  Has anyone run an american box stock coil on an
> 80-somthing MB and had no problems for years?
>
> Loren
> 85 380SL, gone wonko
> et al.
> Gimme a dissel please!


-- 
OK Don, KD5NRO
Norman, OK
"There are three kinds of lies: lies, damn lies, and statistics."
-Benjamin Disraeli
'90 300D, '87 300SDL, '81 240D, '78 450SLC, '97 Ply Grand Voyager

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