MY TEMPERATURE GAUGE GOES TO HOT WHEN I TURN KEY...

  • Tiny
  • Anonymous
  • 1994 Isuzu NPR
  • 175,000 miles

My temperature gauge goes to "hot" when I turn key on, engine is not hot. I replaced the sender unit , no change. If I unplug the connector, it still goes to "hot".

Saturday, January 12th, 2013 AT 1:03 PM

1 Answer

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,549 posts

What about if you ground the sender wire? It should go to cold

Roy

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Saturday, January 12th, 2013 AT 2:11 PM

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