Recent content by 4barrel

  1. 4

    How To: Make Your Own Rear O2 Simulator for $5

    Can you share what resistor / cap combo you used?
  2. 4

    How To: Make Your Own Rear O2 Simulator for $5

    Yup, sure did. I snipped off portions of a terminal strip for the connections so I had something solid to work with versus soldering to the wires. Feel pretty confident the connections are good. I'll snap a pic and post a little later. I see what you mean about the flatline voltage... could...
  3. 4

    How To: Make Your Own Rear O2 Simulator for $5

    Sure do... (courtesy a buddy who let me borrow his snappy scanner)... see attached...before and after for low RPMs and then higher RPMs (in that order). Note the erratic readings / high range before for O2S B1 S2, and pretty steady at about 0.5V after in both conditions. I had an extra sensor...
  4. 4

    How To: Make Your Own Rear O2 Simulator for $5

    I did put the negative for the capacitor on the white. I don't have a diode, just a resistor and capacitor, same as the diagram posted earlier in this thread. (1Mohm resistor, 4.7uF capacitor).
  5. 4

    How To: Make Your Own Rear O2 Simulator for $5

    Hi - Bumping an old post here as I have the same issue with this mod on my '04 Tacoma 3.4L I used the same R/C set up, and am now getting P0136. Hoping that you or someone found a fix. Thx!

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