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Thread: Exhaust Gas Recirculation Circuit Open

  1. #1
    Regular Member john norris's Avatar
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    Default Exhaust Gas Recirculation Circuit Open

    P0400-04

    I know this is egr valve it came up when I did inlet manifold

    the software that cannot be mentioned says

    Exhaust Gas Recirculation Circuit Open

    trouble is the plug wont clip on tight could that be the reason im getting this

    p400 is the egr code does the -04 mean anything extra?

  2. #2
    Full Member merikiito's Avatar
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    Vehicle : Insignia CDTi SRi NAV 160

    Trim : SRi

    Engine : A20DTH

    Year : 2009

    Mileage : 88000

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    There should be a clip that stops the plug coming out, either this is missing on yours or is broke.
    Lois Griffin: Peter! You're bribing your daughter with a car?
    Peter Griffin: Ah, c'mon, Lois, isn't 'bribe' just another word for 'love'?

  3. #3
    Regular Member john norris's Avatar
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    been out messing with it got it to clip back up it stays on if I pull on it now it just wasnt pushing up correctly but still have the fault

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    Having a EGR Valve problem.I have a 2.2 Direct.Went into VX last week.Tech 2 PO403 EGR CIRCUIT MALFUNCTION.

  5. #5
    Regular Member simplesi's Avatar
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    Vehicle : 1.9 cdti 150

    Trim : elite


    Year : 2006

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    try cleaning the contacts in the plug with electrical cleaner it may be somthing as simple as that mate .

  6. #6
    Regular Member john norris's Avatar
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    Eventually mine fixed its self no idea why I couldn't clear the code but it has done its self

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    Vehicle : Golf 7

    Trim : GTD

    Engine : 2.0 TDI 184PS

    Year : 2014

    Mileage : 40000

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    Sometimes they need to be driven a few miles to clear. Odd, as they usually clear right away when problem the EGR valve is plugged in or cleared of any obstruction.

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