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H3 OBDII power

kk07h3

Active Member
Messages
28
Location
Washington
I just installed a scangauge in my 2009 H3 w/3.7. It doesn't appear to have any power at the port.
Can anyone tell me what circuit feeds this. I can't identify it on the fuse box cover.
Thanks.
 

rsc

Well-Known Member
Messages
1,087
Location
Tulsa
Silly question, but have you tried the scan guage with the engine running or just with the key in the accessory position? I have mine set to turn off at 0 RPM's.
 

kk07h3

Active Member
Messages
28
Location
Washington
I actually tried it in my other vehicle that has a functioning scan gauge in it and got nothing.
Took it back to Autozone and they replaced it no problem. No fuse problem, it works fine.
I have not gotten the right combination of codes to get the trans temp yet I'll try again tonight.
Thanks for the response.
 

digglesworth

Well-Known Member
Messages
1,789
Location
illinois
Try the search bar on here for the trans temp codes. Or I believe you can find them on the scangauge website. I had to ask when I set mine up too.
 
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