View Full Version : Just installed a new o2 sensor and have questions
w1ngzer0
01-13-2005, 04:11 PM
I just installed a new o2 sensor. I unpluged the battery before i did any of it. I put in the new one tight enough where i can't turn the wrench at all. So i plug in the o2 sensor plug in the battery. I let it idle for 2-5 min then go out for a drive. It felt weird. Downshifting was weird and it backfired a lot less. So, then i park it turn it off and i smell something burning.... I turn the key to on and i check the engine bay i look around and see the o2 sensor wire not the one on it but the one you connect to it was having smoke come from it. I disconnect the wire replug it in and turn it on i looked and smelled around the engine bay for smoke. Nothing.
What the heck could it be? Mabie the wire was loose? lack of ground?
I noticed this string looking thing from the block to the firewall.... Is that the block ground?
Ritz S14
01-13-2005, 04:19 PM
The connector having smoke? That is very odd. Unless there's oil on it and it's just vaporizing due to the heat of the exhaust manifold.
The black wire behind the head is your ground.
Please, use punctuation!!!
w1ngzer0
01-13-2005, 04:36 PM
The connector having smoke? That is very odd. Unless there's oil on it and it's just vaporizing due to the heat of the exhaust manifold.
The black wire behind the head is your ground.
Please, use punctuation!!!
It's white smoke with electrical smell not oil burn smell. Unless the smell is similar....
lol, black wire? Near the spark plugs? that wire? Its more of a cloth wire not black :ugh:
Ritz S14
01-13-2005, 04:37 PM
Pictures always help.
w1ngzer0
01-13-2005, 04:51 PM
http://img13.exs.cx/img13/4621/connectionwire7dg.jpg
ground wire is that white cloth like wire? :confused:
http://img13.exs.cx/img13/5732/groundmabie7kk.jpg
and the sohc intakemanifold, i don't know where the coolant sensor is at..
http://img13.exs.cx/img13/953/intakemanifold4lj.jpg
Ritz S14
01-13-2005, 04:55 PM
That steel braided wire is your chasis ground. Yeah the o2 connector is probably smoking from the heat of the manifold. If it runs fine/better then you did a good job. :D
w1ngzer0
01-13-2005, 05:18 PM
thats steel? really? lol, it looks like a piece of cloth. I hate how short the wire is. Anyway thanks
BTW, how big of spacing should the spark plugs be?
s0ldats
01-13-2005, 05:38 PM
Fsm
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w1ngzer0
01-13-2005, 05:46 PM
looked not there. Searched not there. Everyone kept talking about how much gap to run on boost. Captain
Pacman
01-13-2005, 08:30 PM
Spark plug gap is set to .39-.43 in. Its in the FSM in the maintence section, page MA-12 or page 12 of 18 if using an internet FSM.
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