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Thread: New Egr, now I get P0403 and P0405

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  1. Re: New Egr, now I get P0403 and P0405 
    #11
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    They go back to the ECU which needs it chastity belt cutting off to probe the wires.
    STOP THE ANTI HUMAN NET ZERO MADNESS



    Slava Ukraini
    !
     
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  2. Re: New Egr, now I get P0403 and P0405 
    #12
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    So. My surely is showing approx 8v going to the EGR but PTC and ERR % are both 0. Is that voltage too high?

    I am going to replace the whole thing today with a refurbed one.
     
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  3. Re: New Egr, now I get P0403 and P0405 
    #13
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    the egr must have at ignition on have 1 12v & 1 5v feed. you more & likely have a wiring fault
     
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