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Still no oxygen sensor emulators for the S4 eh?

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Old 04-18-2007, 08:12 PM
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Default Still no oxygen sensor emulators for the S4 eh?

Got a bunk secondary and I run test pipes. Looking for a cheap option, which there wont be.

I have the ASP code that ignores the emissions code, but still have a dead o2.

Argh.
Old 04-18-2007, 08:26 PM
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Default I wonder if this works, as stated in the archives once.

PSO2SIM
PreCat Snooping O2 Sensor Simulator

This module simulates a PostCat (downstream) oxygen sensor signal and adjusts its output based on a real O2 sensor signal. This module is specifically designed to fool Acura, Miata, Audi and other similar vehicles that actively test the PostCat sensor by running rich or lean to see how the PostCat sensor responds. It can ether snoop/monitor the PreCat (upstream) sensor or the PostCat sensor, the PSO2SIM will automatically modify its output signal appropriately.
The PSO2SIM is needed to eliminate the CEL (Check Engine Light) or MIL (Malfunction Indicator Light) when the catalytic converters are failing, removed or gutted. It will also prevent the Limp mode that some ECU/ECM go into when this type of error is detected.
Non-GM vehicles also require that ether the old PostCat O2 sensor's two heater wires remain connected to the harness or a resistor be used to simulate the missing heater, this is done to avoid a faulty O2 heater error codes, P0141 and P0161.

PLEASE NOTE IT DOES NOT REPLACE THE PRECAT OR PRIMARY O2 SENSORS AS THESE SENSORS ARE NEEDED BY THE ECM/ECU FOR PROPER FUEL MIXTURE.

This module is Intended to be wired into the harness with only five wires: 12V Ignition, Ground, Simulated PostCat O2 signal out, O2 sensor signal in and O2 sensor signal ground. This module comes equipped with a status LED that indicates that it is functioning. Available LED colors are RED ? , YELLOW ? , GREEN ? BLUE ? and WHITE ? . If you don't specify a color, you will receive RED
Other Features include:

* Microcontroller based for reliability and accuracy
* Indicator LED to confirm operation
* Waterproof
* Reverse voltage protection in the event of incorrect power connections
* Short circuit protection on all outputs to 12V or ground
* Low Current (5-8mA)
* Light weight (1.1oz)
* Small package (2.12in by 1.38in by 0.58in)
* 12-month Warranty.<ul><li><a href="http://mysite.verizon.net/vze7erz1/id1.html#pso2sim">http://mysite.verizon.net/vze7erz1/id1.html#pso2sim</a</li></ul>
Old 04-18-2007, 08:34 PM
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Default

At least they come with a 12 month warranty. Maybe worth a shot.
Old 04-18-2007, 08:47 PM
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Default I tried a different approach, works well. -->

<ul><li><a href="http://shop.achtuning.com/index.asp?PageAction=VIEWPROD&amp;ProdID=448">clic k!</a></li></ul>
Old 04-18-2007, 08:51 PM
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Default Milltek downpipes....

That would do nothing as I have a bad secondary driver o2... I get it has cats, but that isnt my problem.
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