TRANS HOT LIGHT COMES UP

  • Tiny
  • Mikehope2012
  • 2004 Saturn Ion
  • 127 miles

"Trans hot" light comes up. I believe it's putting trans into "limp" mode.

Fresh fluids, no burnt smell.

Light comes on as soon as car is started.

Also it's only been about 10-15degrees around here so I know it's not hot that fast lol

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Sunday, February 3rd, 2013 AT 2:11 PM

4 Replies

  • Tiny
  • Mikehope2012
  • Member

Ps I have checked all wires and all plugs are seated correctly.
Any tips?

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Sunday, February 3rd, 2013 AT 2:17 PM
  • Tiny
  • saturntech9
  • Expert
  • 29,356 posts

The coolant is full?Also any codes in the computer?

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Sunday, February 3rd, 2013 AT 4:53 PM
  • Tiny
  • Mikehope2012
  • Member

Engine coolant is not full.

Codes are P0031 p0986 p0700

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Monday, February 4th, 2013 AT 5:42 PM
  • Tiny
  • saturntech9
  • Expert
  • 29,356 posts

The code P0700 means you have transmission codes I cant find a code P0986 I would recheck to make sure you have the correct number?The code P0031 is for o2 sensor heater circuit low voltage see if the erls fuse is blown?

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Tuesday, February 5th, 2013 AT 2:19 AM

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