Sounds like you might have found the issue.

Battery voltage & charging issues can cause those problems on 1992-95 cars with EA/CC/ISC computers!

__________________
MERCEDES Benz Master Guild Technician (6 TIMES)
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190E 2.3 16V ITS SCCA race car (sold)
1986 190E 2.3 16V 2.5 (sold)
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I might have, but I left the charger off last night and it didn't start in limp home mode today. So it's probably either temperature related or voltage related.

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1993 400E, 256,000 miles (totaled)
1994 E420, 200,000+ miles
1995 E420, 201,000 miles