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p0203

  1. [Insignia] [08-17] What should I do?

    Cavalier, Calibra, Vectra, Signum, Sintra & Insign
    Hi guys, my car is showing p0203 and p0303 (insignia 2009 Sri petrol 77k) I’m also get the “service ESP”, please correct me if I’m wrong but p0203 is something to do with the injector and p0303 is something to do with th coil, am I right I’m thinking one error code is creating a second error...
  2. [Astra Mk4/G] [98-04] Injector Circuit High Z17DTL 1.7cdti

    Astra, Corsa, Zafira, Meriva, Adam, Agila, Combo
    Hi Ive recently been having an intermittent fault with my astra cutting out for a split second then firing back up again, but the other day driving it cut out and would not start again. I sprayed easy start into it in short bursts and kept the engine turning over so I guessed it was a fuel...
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