Temp gauge in the red, but car is not running.

Tiny
VAHITTER
  • MEMBER
  • 2004 KIA OPTIMA
  • 113,000 MILES
Temp gauge in the red, but car is not running hot. Change the temp sensor unit but gauge still going to red. #2 I have a 5hr trip, is it ok to drive
Friday, December 21st, 2012 AT 3:55 PM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
If it is a false reading, yes, you can drive but remember you won't know when and if the engine starts to overheat.

Either the gauge is faulty, the sending unit shorted or the ground circuit is poor.
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Friday, December 21st, 2012 AT 4:31 PM

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