May 122014
 

hi i have a problem with the HDU unit on my car i have replaced the original 1 with a referbished 1 but the car still won’t start have you any idea what else it could be thanks

  One Response to “02 vauxhall astra 1.7dti”

  1. Not sure what a HDU unit is but i would have to assume you are talking about the Engine Computer(CPU). What made you replace it to begin with? Did you have any Engine codes? What are they. Does it have spark and injector pulse?

    Engine No Start Troubleshooting

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