Why is my speedometer not working on my Hyundai Elantra?
Wiring Issues – Exposed wiring to or from the VSS can cause your Elantra’s speedometer to no longer work. This will often manifest itself after driving through heavy water. It’s worth checking to see if the fuse has blown. If it has, just be aware that it will eventually blow again without addressing the cause of the problem.
What to do if your speedometer is not working?
If your Hyundai Elantra’s speedometer is not working, the first place to go would be to check the service engine soon light (if applicable). Now, take it out and see if the cruise control still works. If it does, that’s a pretty good indication that the vehicle speed sensor is just fine.
What is the ECU on a Hyundai Elantra?
ECU – Your Elantra’s Engine Control Unit (ECU for short) is the computer that takes all of the information that the vehicle sensors compile and uses it to control the vehicle systems, and sends important vehicular telemetry data to the driver via the instrument cluster.
Why is the speedometer on my Hyundai Elantra not working?
Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My Speedometer Working? What are common reasons my Hyundai Elantra has a speedometer that doesn’t work?
If your Hyundai Elantra’s speedometer is not working, the first place to go would be to check the service engine soon light (if applicable). Now, take it out and see if the cruise control still works. If it does, that’s a pretty good indication that the vehicle speed sensor is just fine.
ECU – Your Elantra’s Engine Control Unit (ECU for short) is the computer that takes all of the information that the vehicle sensors compile and uses it to control the vehicle systems, and sends important vehicular telemetry data to the driver via the instrument cluster.
Why is the RPM gauge on my Hyundai not working?
More than likely your crankshaft sensor has completely failed or fails once it heats up. The ECM takes the readings from the crankshaft and camshaft position sensors and uses that to determine when to fire the injectors, spark the plugs and shift the transmission.