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Old 07 October 2011, 10:01 AM
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wrxcook
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Default lamda/resistor newage

Has anyone fitted the resistor to the lands sensor after decating the uppipe, is it straight forward? All instruction welcome I've done a few searches but couldn't find anything
Old 07 October 2011, 10:17 AM
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Turbo Tez
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Originally Posted by wrxcook
Has anyone fitted the resistor to the lands sensor after decating the uppipe, is it straight forward? All instruction welcome I've done a few searches but couldn't find anything
It is easy, if your having a remap though it's not nesecery as they can turn the light off permanently while mapping. If you are doing it you need a 2.2k ohm resistor. Basically just put each end of the resistor into the two terminals in the plug then secure with a dab of solder.
Old 07 October 2011, 11:15 AM
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wrxcook
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My uppipe is a decat with the sensor when I got it mapped a while ago it was working fine so just left it, the mapper told me without the cat it may come on as the cat secures it a bit so without it it get knocked around but if the light ever comes on just to fit the resistor if this makes sense, do you have a pick of the resistor fitted
Old 07 October 2011, 11:35 AM
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.......it's an EGT sensor in the up-pipe of a bug WRX, not a lambda sensor

Shaun
Old 07 October 2011, 11:39 AM
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wrxcook
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I've been told its a lands sensor once by the garage that fitted the uppipe (extreme motorsport) and again by the mapper (Andy Forrest) both know what there talking about. It's a blob wrx
Old 07 October 2011, 11:59 AM
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There may be some confusion somewhere, the sensor in the newage WRX pre-cat up-pipe is the EGT sensor. The STi does not have a pre-cat or an EGT sensor in the up-pipe, many aftermarket de-cat up-pipes also do not have a sensor boss for the EGT sensor and reguires a re-map or resistor fix.

There is a Lambda sensor in the downpipe which throws P0420 if de-catted and needs mapping out.


Shaun

PS I'll hunt out a diagram
Old 07 October 2011, 12:01 PM
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Midlife......
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http://www.filtsai.com/sti/wrx-intak...st-diagram.gif

Here

Shaun

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Old 07 October 2011, 01:16 PM
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wrxcook
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Has anyone got a pick of the resistor fix would be great, I may have got the sensor wrong then but was told I could stop the emissions light with a resistor
Old 07 October 2011, 01:33 PM
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Midlife......
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Replacement decat WRX up-pipes without an EGT sensor requiring a "resistor" fix have been covered a few times on scoobynet.

https://www.scoobynet.com/general-te...r-and-cel.html

Here for example.


Shaun
Old 07 October 2011, 02:00 PM
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I run a WRX and fitted an STI up pipe, after which on ECUTek I got a CEL for the EGT.
All you need to do is fit the resistor as stated, then clear the code and it won't return.
You don't even need to solder it in really; you can poke the resistor in and cable tie it if you're not a perfectionist!

One thing I did encounter about 3 months after this was my Lambda sensor went; if yours does for christ's sake don't buy one from Subaru - they charge about £330 for one; you can pick them up online *new* for less than £100 delivered if you search hard enough . They're also very easy to replace - 30 mins job.
Old 07 October 2011, 02:17 PM
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Originally Posted by Midlife......
There may be some confusion somewhere, the sensor in the newage WRX pre-cat up-pipe is the EGT sensor.
but they do have a lambda sensor in the manifold before the turbo and up-pipe
Old 07 October 2011, 03:03 PM
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......as per the diagram in post 7

Shaun
Old 07 October 2011, 04:17 PM
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A engine bay pic of the resistor would be great I've looked at the diagram but this doesn't show where the resistor goes thanks for the replys so far
Old 07 October 2011, 04:26 PM
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The resistor plugs into the loom just next to the off side front turret, It's the plug with the EGT sensor lead dangling from it. Remove the EGT sensor lead, Bend the legs of the resistor over, jam into the empty plug and seal with a dab of silicone.....

Shaun
Old 07 October 2011, 04:31 PM
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when i went decat andy forrest mapped my car and he fitted the resistor for me on the day of mapping aswell as my 3 port
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