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Originally Posted by Bswanny Anyone know why the 2014 and up Zs O2 sensors are more sensitive? Did the sensors themselves change? The newer ECUs have a different control strategy
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08-03-2019, 09:55 PM
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#10 (permalink) | |
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Base Member
Join Date: Jan 2016
Location: Ontario
Posts: 232
Drives: G37 Sport
Rep Power: 6721   |
Quote:
With a test pipe and the "anti-foulers", the rear O2 sensors don't switch as they should, since they are 2-3" out of the exhaust stream. Generally they only see the O2 that is "captured" in the anti-foulers. The ECU interperpates this as a lean condition. |
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