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EGR Temp sensor code after header install (code 71)

Old 12-04-2011, 08:33 AM
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EGR Temp sensor code after header install (code 71)

atleast i think it was code 71. if my mathematican is right.

Installed a downey long tube header on my 94 22re, now its throwing the egr temp code.

Could it be as simple as a bad gasket on the EGR tube?

And where the heck is the EGR temp sensor?
Old 12-04-2011, 09:20 AM
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EGR temp sensor is on the firewall side of the intake manifold, right? little dinky thing?


Maybe pull it out, hit it with some electronics cleaner and a tooth brushe and give the threads some new PTFE tape?
Old 12-06-2011, 07:57 PM
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pulled the sensor, it was covered pretty badly in carbon deposits.

soaked it in seafoam for a bit, hit it with a wire brush, now its clean and purty.

reset the light, plugged everything back up.... now just gotta wait and see.
Old 12-08-2011, 09:37 PM
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and.... lights back on, same code.

either i shell out 125 bones for a new sensor, or i find a jury rig. ill get back to you all.

thanks for all the help, by the way. haha.
Old 12-09-2011, 02:31 AM
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Put a ten ohm resister in the wiring harness side. It will trick the ECU.
Old 12-09-2011, 04:20 AM
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Originally Posted by TinMan
Put a ten ohm resister in the wiring harness side. It will trick the ECU.
Not 10 ohm; 10,000 ohm resistor.
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