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p0243

  1. [Zafira A] [99-05] ECU location?

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Hi, i have a Zafira A 2003 2.0 dti Y20DTH - I've been looking everywhere for the engine ECU i was told it was under the bumper but after replacing it, it turns out it wasn't the ECU but the water cooling module. I've also looked around the engine bay/ next to the battery tray/under it, also in...
  2. [Zafira A] [99-05] Help in Removing Engine ECU Plugs

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    I've still got the P0243 4, solenoid A open circuit fault Ran an op-com test on the solenoid circuit with bulb as load as suggested elsewhere, nothing happened Replaced solenoid which did nothing, I didn't think it would but its done now, checked wiring from solenoid to middle of loom which...
  3. [Zafira A] [99-05] P0243 won't clear, suggestions

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Used a different thread as its 'just' one fault .... P0243 Solenoid A malfunction So far : Cleaned EGR as that was sticking open when operated by hand off the vehicle. Now works smoothly. No error codes but cleaned it anyway while off Flap valves checked and do move freely when tested with...
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