Skip the auto shop - Our mechanics make house calls

Q: my car runs weak

asked by on

it turns on perfectly fine but the engine sounds like some spark plugs are not working, i asked questions from my neighbor and he said maybe have something to do with my cylinders not working properly.

A: Hello there, many different parts can cause...

Hello there, many different parts can cause the vehicle to run weakly. It would most likely be a misfire condition, spark plug wire, fuel pump, low fuel pressure, or an oxygen sensor. A qualified technician, such as one from YourMechanic, will be able to inspect your car’s loss of power and perform any repairs required.

Was this answer helpful?

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

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: CV joint damage

Hello, the CV joints are important components of the vehicle. When the joints fail, they can create vibration and could damage the transmission. Inspecting them should be done at every oil change. Ultimately the CV joint failure will make...

Q: Tire making loud thumping/knocking noise

Hello. You may have a wheel bearing going bad or flat spot on your tire. I suggest that you have a technician such as one you can choose from YourMechanic perform a suspension evaluation on your vehicle to help you...

Q: Car won't start

No start situations are difficult to diagnose because of all the variable involved. Cranking but not starting can be caused by many things like a faulty fuel pump, bad crank or cam sensor, an active theft deterrent system, etc. With...

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...
What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
P0240 OBD-II Trouble Code: Turbocharger Boost Sensor B Circuit Range/Performance
P0240 code definition Turbocharger Boost Sensor B Circuit Range/Performance What the P0240 code means P0240 is an OBD-II generic code triggered when the Engine Control Module (ECM) detects the intake boost...