Q: Speedometer broke.

asked by on

Speedometer doesn't work.

A: Hello, to check the operation of the speedo...

Hello, to check the operation of the speedometer, a scan tool needs to be connected to monitor the speed sensor output and see if it has any output, and if it is smooth. You will probably need the aid of mechanic to inspect your speedometer, unless you have a scan tool that gives you live data. The speed sensor seem to be a common failure, but the only way to see it is on a scan tool with live data.

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Save up to 30%

Get a quote

What others are asking

Q: Rt. Ft. rotor warped. Replaced it with new rotor and pads. Did not fix problem. could bearings be damaged?

Yes, depending on how bad the condition of the warped brake rotors and pads were before you changed them, they could have gotten hot enough to ruin the bearings and races which could cause the vibrating you are describing. You...

Q: Car not starting smoothly.

Hello, it sounds like you have a leaking injector. When you hold down the gas pedal, it puts the computer into clear flood mode and does not inject fuel into the engine. Once you clear the fuel, it starts and...

Q: Radiator leaking

If your radiator is leaking coolant, I would first recommend not to drive the vehicle until it is replaced. When radiators spring leaks, they tend to lose fluid much faster than any other part. I would recommend having your radiator...

Related articles

How Do Power Car Windows Increase Passenger Safety?
Power windows are responsible for approximately 2,000 emergency room visits every year. When a power window closes, it exerts enough force to bruise or break bones, crush fingers, or restrict an airway. Though...
How to Avoid Back Pain in a Car
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.