Computer problem
2001 Audi A6 4 cyl Two Wheel Drive Manual 105000 miles
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THE HAZARD LIGHTS HAVE COME ON AND STAY ON.
THE GARAGE HAVE DIAGNOSED THAT IT IS THE ECU WHICH IS UNDER THE PASSENGER SEAT. THEY HAVE SAID WATER HAS COME IN AND THE ECU AND CABLE HARNESS WILL HAVE TO BE REPLACED
THE GARAGE SAYS IT WILL BE 9 HOURS WORK TO MAKE THIS REPAIR. IS 9 HOURS A REASONABLE TIME TO DO THIS WORK?