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Thread: E40 wideband pin outs

  1. #1
    Potential Tuner
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    Aug 2017
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    E40 wideband pin outs

    Looking to add a aem wideband O2 sensor to my 2006 trailblazer e40 ecu just like my 411 but since no egr how are you guys wiring it in ?

  2. #2
    Senior Tuner
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    Nov 2006
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    I'd suggest the AEM CAN version. I don't think E40's ever had a EGR.

    The can version works very nice.
    Tuner at PCMofnc.com
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  3. #3
    Potential Tuner
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    Aug 2017
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    Ya I know they don’t I was thinking pinouts for other 5v sensors ie. fuel tank pressure? Or ac pressure ?

  4. #4
    Tuning Addict blindsquirrel's Avatar
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    Apr 2017
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    Unless you already have an older wideband you want to use, just buy the 30-0334. It just piggybacks a connector onto the OBD port to get the data into the scanner.

  5. #5
    Potential Tuner
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    Aug 2017
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    Thanks I do but I can probably swap it out no issues thanks for the part number