What to do if your Elantra speedometer is not working?
We recommend using a speedometer app. They use the GPS built into your smartphone to give a very accurate speed reading. You can throw it on your dash until you get it fixed. Good luck fixing your Elantra’s speedometer! If there is anything that you would like to add, please feel free to leave a comment below.
What happens if your Elantra loses power while driving?
Engine will still run, just won’t perform as it should. Your local Hyundai dealer should be able to scan the ECM and pick up on a trouble code for that. My 2012 Elantra just did same thing while I was on interstate and I was run off road because I could not accelerate above 20 mph.
What to do if your tachometer stops working?
Coil pack changed and next day the engine just stopped and tachometer quit working once I restarted engine. I contacted Hyundai and am waiting on the national techs to advise local Hyundai. I am having the same issue, I just disconnect the battery for about 20 to 30mins and once reconnected, I am good to go, until it happens again.
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.
We recommend using a speedometer app. They use the GPS built into your smartphone to give a very accurate speed reading. You can throw it on your dash until you get it fixed. Good luck fixing your Elantra’s speedometer! If there is anything that you would like to add, please feel free to leave a comment below.
What is the problem with the speedometer on a Hyundai?
The problem: Affected vehicles may exhibit inaccurate speedometer readings and when diagnosed, exhibit trouble codes P0717, P0721, P0722. This may be due to faulty input and output speed sensors, located inside the automatic transmission. Vehicles affected by this service campaign:
Engine will still run, just won’t perform as it should. Your local Hyundai dealer should be able to scan the ECM and pick up on a trouble code for that. My 2012 Elantra just did same thing while I was on interstate and I was run off road because I could not accelerate above 20 mph.
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.