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2004 Toyota Tacoma

Tiny
MQUINN56
  • MEMBER
  • 2004 TOYOTA TACOMA
Engine Cooling problem
2004 Toyota Tacoma 6 cyl Four Wheel Drive Automatic 74K miles

My engine light came on and the diagnostic code said, HO2S, Heater Circuit Low. Wondering what this means im new to this stuff, thanks, Mark.
Tuesday, June 9th, 2009 AT 7:04 PM

1 Reply

Tiny
RACEFAN966
  • MECHANIC
  • 5,029 POSTS
Ok if you would give me the actual code number that you got. This will lead better to what test should be done to help with your problem. So get back to me with that and I will look it up and we will go from there. Thanks.
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Wednesday, June 10th, 2009 AT 9:43 AM

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