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P0301

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P0301 OBD-II Trouble Code: Cylinder 1 Misfire Detected
Diagnostic Trouble Code (DTC): P0301 P0301 code definition Cylinder 1 misfire detected What the...

Related questions

Question
Found out 1st cylinder in car has no compression....what are my options?
The first thing you have to do is confirm such a diagnosis by getting a second opinion. It is unusual for three cylinders to be perfectly normal and one to have "no" compression. Nevertheless, it is possible. A cylinder...
Question
Misfire on cylinder 1 causes spark too rich or lean fuel levels
Hello there, the P0301 Cylinder 1 misfire is a common code on your 2002 Chevrolet Trailblazer. When a misfire code is seen it is telling us that the cylinder is not firing as it is supposed too. This means the...
Question
P0301 code, steady misfire.
Hey there. In order to check the cylinder for spark you have to remove the coil and insert a spark tester into the coil after reconnecting it. Then you can check to see if it has spark. The injector will...
Question
What is the major problem in my car
Hello. When you have this many codes you either have an issue with the voltage system in the vehicle being low due to a bad connection, a battery that is failing, or a faulty alternator. It can also be...
Question
Car idles and multiple trouble codes are triggered
Hi there. If this vehicle is having an idle concern, I have to ask if you may be having a stumble or stall issue when coming to a stop. If so, your vehicle may be covered under a special...
Question
Fuel injection issue - 2005 Buick LaCrosse
Hi there. Your vehicle has a sequential fuel injection system. When the computer detects a fault, it converts to port fuel injection (bank to bank/limp mode). The most likely cause could be an electrical short in the odd bank of...
Question
How can I find out what exactly is happening in my misfire?
Hello there. Misfires are a common problem with your 1997 Subaru Impreza as the vehicles ages. The most common failures are the spark plugs, coil, plug wires, fuel injectors, fuel pump, vacuum leaks, or an oxygen sensor. You have done...
Question
Engine Light/ Maintenance Required/ TCS Light on
All these codes point to engine misfires. You should pull the spark plug wires to see if oil is on the spark plug wires causing the misfire. You would need to replace the valve cover gaskets and spark plug tube...
Question
Misfire code 302 cylinder 2
Hey there. Your logic is absolutely correct. This is in fact one of the most commonly used ways to diagnose a bad ignition coil. If the trouble code turns to a P0301, the ignition coil is faulty. If the trouble...
Question
Po 301
P0301 is a misfire in number one cylinder. I believe you are already aware of this. A common problem on these is the injector assembly. I would do everything below before I condemn it. If I were there in person,...
Question
Need to know what to do with these codes generated
All the generated codes will need further inspection from a mechanic. The P0300, P0301, and P0305 are all misfires in the engine and could also cause some of the additional codes. You will need to have a diagnostics done and...
Question
rough idle, heavy missing, fault codes P0301 and P0456. lack of power, where do i start to diagnose this?
Hi there. From the description you have provided, for the P0301 rough idle and heavy misfire and P0456 evaporative small leak detected, the problems are unrelated. The P0301 is a #1 cylinder misfire code. It could be, a spark plug...
Question
P0301
Diagnostic Trouble Code P0301 means that Cylinder No. 1 is misfiring but the causes of that can be very varied. The fuel injector could simply be dead or there is little cylinder compression due to a burned valve or leaky...
Question
Idle Problem/Engine Misfire Code P0300 P0301 P0303
Hi there. Check the spark plugs and fuel injectors for cylinder 1 and cylinder 3. Both cylinders are misfiring. If the plugs are good and the fuel injectors are firing, then there could be a problem with the internals of...
Question
Misfire codes and no-start. What could it be?
Fault codes for P0300, P0301, P0302, etc. indicate misfires. P0301 would indicate cylinder #1 misfiring, P0302 would indicate cylinder #2 misfiring,etc. Code P2159 has to do with the VTEC system malfunction. If all this started after the timing belt replacement,...
Question
2006 Kia spectra stops shifting seemingly randomly.
Hi there. The transmission may have a failed harness or a failed computer (TCM). With having all of the shift solenoids and the torque converter clutch not functioning correctly, then there is a connection error. Remove the harness to the...
Question
P0201 p0300 p0301 p0302 check engine light flashing. Good place to start?
Hello and thanks for your question. There is a misfire detected between cylinder 1 and cylinder 2. The codes P0301 and P0302 are directly related to cylinder 1 and cylinder 2. The code P0300 means that there is a random...
Question
Hey I have a chrysler300 2009 touring I have a p0301 and wen my car runs for a while it won't crank back up till it cools down
Hello, thank you for writing in. The vehicle's cooling leak may be causing the misfire. The leak needs to be repaired first, and then we can take any other issues from there. The starting problem may also be the vehicle's...
Question
i have a code that says it could be an oxygen sensor (THERE IS 4) HOW CAN U TELL WHICH ONE IS BAD?
Oxygen sensor function can be tested and verified using an oscilloscope, automotive scope, or a vehicle specific, manufacturer scan tool. A faulty O2 sensor, if it exists can be found. However, the Diagnostic Trouble Code you are referring to, namely...
Question
I have Pontiac G6, it shakes when idle. Usually when I drive and stops on signal. I read some code and it shows P0300 and P0301.
The codes P0300 and P0301 are coming up for a misfire on cylinder number 1. Check the cylinder for spark, fuel, and air. Check the spark plug and make sure that it is firing. The spark plug wire could have...

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