Q: Q: Misfiring

asked by on

I bought used engine, put new plugs, wires, distrubtor, still, Flashing Cel, code po301, cold this engine be bad??

My car has 40000 miles.
My car has an automatic transmission.

The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details
  1. Home
  2. Questions
  3. Q: Misfiring

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: High speed acceleration issue

Yes, you do have an old truck, but that doesn't mean it can't run well. If you noticed this problem about the time you replaced the catalyst, it could be that the replacement catalyst is not large enough to breathe...

Q: p0720 code will not stay gone

Hello. If the vehicle speed sensor has been replaced then the wiring to the sensor must be tested. If there is high resistance or any breaks in the wire then this will occur. I have also seen the signal gear...

Q: Intake manifold gasket preventive maintance

Hello. If the vehicle runs well and does not have any leaks then it may not be necessary, however, at 180k miles it would not be a bad idea to replace the intake manifold gaskets, especially if you plan on...

Related articles

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...
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...