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Title: OBD2 port no communications Post by: supafly1 on June 01, 2022, 03:47:39 AM HI all,
My Opel astra G coupe (z20let) suddenly has no obd communication. car starts and runs, Both Diagnostic tools power up via the obd but timeout due to no communication, what could be causing this problem. thanks a mill all. Title: Re: OBD2 port no communications Post by: supafly1 on June 02, 2022, 11:47:40 PM ok managed to solve the problem, makes no sense to me but it was the new LED headlights I fitted, unplugged them and Communication is back.
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