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2008 GL450 outside temperature reads 185f

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Old Jul 8, 2014 | 02:31 PM
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2008 gl450
2008 GL450 outside temperature reads 185f
While driving home with the ac on The ambient temperature reading went from 75f to 185f on the dash and the check engine light came on when this happen the fans automatically came on and caused the climate control not able to turn back on I thought it would of been the sensor problem located in the front bumper but i changed it and it still reads 185f.. my ac allways worked fine before this happend any suggestions I need help!
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Old Jul 8, 2014 | 03:35 PM
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2019 WS222 S450 4-Matic / 2007 W211 E350 4Matic (Sold) / 2008 X164 GL320 CDI
I would guess wiring if the sensor is good.
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Old Jul 8, 2014 | 04:24 PM
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2008 gl450
If its wiring can the wires that run to sensor be taken out and changed or I wud have to change the whole harness?
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