Quote:
Originally Posted by MTI
The operating temp range for the '85 190E is 80 to 100 C. At 85 to 89 C, the thermostat opens and at 100 C, the electromagnetic fan switches on.
In addition to the thermostat, check the serpentine belt, aux fan switch and the expansion tank cap.
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Thanks. I'm pretty sure the fan did not switch on till almost at 120 so either the temperature gauge is way off or there is a problem with that fan. How would the expansion tank cap affect the temperature?
- Peter.
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2021 Chevrolet Spark
Formerly...
2000 GMC Sonoma
1981 240D 4spd stick. 347000 miles. Deceased Feb 14 2021 
2002 Kia Rio. Worst crap on four wheels
1981 240D 4spd stick. 389000 miles.
1984 123 200
1979 116 280S
1972 Cadillac Sedan DeVille
1971 108 280S
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