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ecu pin 20

  1. [Zafira A] [99-05] Coolant ECU pin 6 and 20 - where do they go?

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Hi All I have been having some problems with my zafira A (2,0 DTi)... It all started with the control-light for the engien coolant being constantly on - and - also the fan running all the time and the AC not working. I set out to replace the ECU for the coolant (the one under the bumper) -...