Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 05 Honda Civic EX – Speedometer at Zero While Driving › Reply To: 05 Honda Civic EX – Speedometer at Zero While Driving May 10, 2021 at 12:27 pm #990503 college manModerator If you have a scanner, plug it in and see if you can read the MPH. if no then replace the vss.