Hi guys, I'm new here. Nice to see you guys.

Might want to try posting on a more relevant forum for your car. This is a Mercedes-Benz forum.

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1989 300CE

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On some nights I still believe that a car with the fuel gauge on empty can run about fifty more miles if you have the right music very loud on the radio. - HST

1983 300SD - 305000
1984 Toyota Landcruiser - 190000
1994 GMC Jimmy - 203000

https://media.giphy.com/media/X3nnss8PAj5aU/giphy.gif

Do you recall a transformer of any kind or anything on the original plug?

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1989 300E 144K

Have your battery checked. It sounds like it has a dead cell.

"I don't know what problem is. It is not allways like that. Any suggestion would be appreciated."

Suggestion ; Sell it & buy a good Mercedes Benz !!

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Grumpy Old Diesel Owners Club group

I no longer question authority, I annoy authority. More effect, less effort....

1967 230-6 auto parts car. rust bucket.
1980 300D now parts car 800k miles
1984 300D 500k miles
1987 250td 160k miles English import
2001 jeep turbo diesel 130k miles
1998 jeep tdi ~ followed me home. Needs a turbo.
1968 Ford F750 truck. 6-354 diesel conversion.
Other toys ~J.D.,Cat & GM ~ mainly earth moving

thanks everyone. I will try other ways.