P0305 Code Chevy

P0305: Misfire Detected → Cylinder 5. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 5. ive got a 2002 chevy silverado 5. Monitor misfire history counter, if any counter reads more than 0, go to step 16. I took it to Auto Zone and had the code read. The efficient burning of fuel is essential to engine operation as the combustion of fuel is what provides the energy to power the engine. The car keeps losing power (especially uphill) and goes slower and slower until I have to pull over to the side of the road, and either (at first) wait for a few minutes, then continue on (the car works ok initially, then displays the same symptoms) or (later) the engine dies. iATN members may view the full text of each day's Q&A from the links below, and premium subscribers may search the entire knowledge base. Search Fixya. Dist cap, plugs are recent. P0305 Diagnostic Trouble Code Discussion for October 2014 Cylinder 5 Misfire Detected * Note: This is a professional automotive technician's resource. A spark plug is fired by each and every cylinder in a very smooth as well as continuous manner. If the problem persists more tests needs to be done to diagnose the problem, see "Possible Causes". no more misfires either. The following TSBs of Chevrolet are related to DTC P0305. They ran the codes, they were the same. From reading the forum I decided to replace the plugs, wires, roter, and cap. Be sure to double check the codes. i switched injectors with #3 still #5 misfiring. P0303 code definition. A P0300 OBD DTC code indicates a random or multiple misfire. 3 and the cylinder. It has fairly new sparkplugs (replaced in June) and a cylinder 3 and cylinder 5 have new coils. Have code P0300, P0303, P0301, P0304 and P0305 misfire. Crossing Nevada my truck set a code. After driving for about 30 miles in 85 degree heat the car starting to run rough and a P0305 code came up (misfire on cylinder 5). Reconnect negative battery cable and recheck codes to confirm the repair. I've been fighting that code ever since. They did and cleared out the codes. they are p0300 p0304 p0305 p1310. Below you will find the most complete list of Chevy trouble codes available. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. I put code reader on and saw codes P219B and P0305. Gaskets run between $60 - $200 depending on where you get them. 87 Chevy Caprice Classic Wagon-307, 2004R, 10 Bolt, what can i say, i grew up with that car. HELP! 15 Answers. Had a check engine light at a startup. Your vehicle does not pass the emissions test. The truck didn't seem to act any different and it was 10 at night on the freeway so kept going until we got back home. The P0303 DTC is set when the ECU detects multiple misfires from cylinder 3. 03-02-04 03:19 PM - Post# 402308 I have a 98 1500 with 106k. has only 91,346 miles on it with no abuse driver. 54,000 miles. [SOLVED] P0305 - Okay, I'm Stumped OEM Issues. 8L cars and mini-vans. Chevy Traverse P0305 Definition P0305 is a cylinder specific misfire code, which means that Cylinder 5 is misfiring and causing it. P0300 P0301 P0302 P0303 P0304 P0305 P0306 P0307 P0308 P0309 P0310 P0311 P0312 November 3, 2010. The P0305 Chevrolet code means that the cylinder 5 is misfiring or is randomly misfiring. The other day I accelerated quickly to give some space to a vehicle that I may have pulled out in front of too soon. 7 Vortec with a misfire, P0300 code for 3 months. I HAVE A 1999 Chevy Suburban 5. Our 96 Tacoma shop truck needs a wp by Chris142 - 10/17/19 11:33 AM Better Fuel Economy Suggestion for All Cars. Its a cylinder 5 misfire code. After driving for about 30 miles in 85 degree heat the car starting to run rough and a P0305 code came up (misfire on cylinder 5). # 5 cylinder misfire code (2006 Chevrolet Colorado) As long as it codes #5 cylinder misfire, Chevy will fix it at no charge. I took truck to autozone and they told me cyl. P0305 code misfire on cylinder 5 i change sparkplugs but now is shaking worst when idle, coils are good,injectors good. 2L Inline 6 with 110,000 miles. P0305: Misfire Detected → Cylinder 5. P0305 is a fairly common trouble code with the Chevy Traverse. the truck has a very bad idle but runs good after 35mph. i hear the injector at all cylinder and they have a good clincking sound. The following TSBs of Chevrolet are related to DTC P0305. 8L 2wd that has been giving 3 codes: P0300 random cylinder misfire, P0305 cylinder 5 misfire, and C0561 system disabled invalid serial data received. P0305 Chevrolet - 4. The OBD-II code P0101 is set when the signal from the mass air flow sensor is out of expected range, or in other words, the MAF sensor doesn't work properly. Reconnect negative battery cable and recheck codes to confirm the repair. Misfire cylinder #5. After talking to her I found out that she had the E light on for awhile and it was a blazing 25 degrees today. Check engine light would blink on and off during acceleration. This is the first and last Chevy I will own since they do not back the products they produce with cheap parts. What are the symptoms on your vehicle for the P0305 Chevrolet code? Have you replaced any parts? Any information is appreciated. Here's a quick explanation of how a pro would attack the problem. 1 day later and P0089 is gone. The cylinder misfire code P0305 is where the focus of this smog check diagnosis should be. Needless to say but not a lot of 4 door Chevy trucks running around in Korea! After an extensive search I have located another garage. Step 1 - There are several combinations of misfire conditions, steady or random, at idle or under power, which may or may not be detected by the computer and trigger a check engine or service engine soon light, read trouble codes to help pinpoint the cylinder(s) in question and follow the repair guide below. The following codes popped. Yesterday the check engine light lit. These are the codes I got when Autozone checked it P0131, P0171, P0300 I have a 2005 Silverado, 5. I have done vac check comp. 1999 Chevrolet Avalanche Transfer Case TSB Details … 1999 Chevrolet Silverado Transfer Case TSB Details … 1999 Chevrolet Suburban Transfer Case TSB Details … 1999 Chevrolet Tahoe Transfer Case TSB Details … 2000 Chevrolet Avalanche Transfer Case TSB Details …. Ill keep my eye on it. Check spark by cranking engine with plugs out of engine ( but hooked up). I have a 2002 Odyssey getting OBD Codes P0300, P0301, P0303, P0304, P0305, P0306, and P1399. OBD-II Diagnostic Trouble Code (DTC) P0305 Definition, Category, Faulty System and Component. P0035 Engine Trouble Code. If the problem persists more tests needs to be done to diagnose the problem, see "Possible Causes". In order to be able to post messages on the Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum forums, you must first register. I can be wrong though. When this happens, the computer triggers the Check Engine light and shows a code such as P0305. codes are for misfire on cylinder 3 and 5. It only throws the codes while I'm idling. Automotive technician members of iATN have posted over 562 automotive repair related questions in the month of October, resulting in over 4287 responses. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Common Check Engine Light Causes Here is a list of the most common check engine lights (CELs P Codes) and their common causes and common symptoms. P0305 Symptoms. the printout said: P0300 Random misfire Detected P0300 Random misfire Detected P0303 Cylinder 3 misfire detected P0305 Cylinder 5 misfire detected P0301 Cylinder 1 misfire detected. If the last digit is a number other than zero, it corresponds to the cylinder number that is misfiring. Ground out # 5 - does it fire. OBD-II Diagnostic Trouble Code (DTC) P0305 Definition, Category, Faulty System and Component. The truck doesn't seem to hesitate or feel any different when it happens. A 'rotten egg' smell may come out of the tailpipe when you drive your car (or mini-van). Check the spark plug, and if crusty/worn replace your plugs. 2005 Chevrolet Colorado Sport 3. Chevy Check Engine Light Codes. The car seems to run fine and i can't I can't feel a misfire when driving. 7L (R)CODE 4WD. So this engine code article applies to Chevrolet, Ford, Nissan, Toyota, Dodge, Honda, GMC, etc. 5) are set when the Crank & cam position sensor determine the crank is slowing down (or not speeding up) during the power stroke, when it should be firing. 2002 Chevy Trailblazer PO305 CODE. P0305 CHEVROLET Tech Notes The P0305 code means that the cylinder 5 is misfiring or is randomly misfiring. Lone code is p0305 cyl 5 miss. P0101 MAF Circuit Range/Performance Technical Description. '98 S70 with P0300, P0303, P0301, P0305 codes Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. The Misfire monitor diagnostic is based on variation in crankshaft velocity. What does this P0401 diagnostic trouble code mean anyway? The correct definition for this diagnostic trouble code P0401 is "Insufficient EGR Flow Detected". I was on the road over the holiday and had my check engine light come on. Here's a quick explanation of how a pro would attack the problem. Q&A > Chevrolet > 1998. I can be wrong though. The worst complaints are engine, accessories - interior, and brakes problems. changed pluges,wires, cap. Below are common check engine light trouble codes for the Chevy/GM Duramax diesel. In fact, most codes starting with a P are not. Totally different animals. You must find the cause of the misfire. Light does not come on at all while driving around town. When you see P305F engine fault code on your engine code reader this description will help you. Look itno cyl # 5 - is the piston clean (as if fuel washed the piston) - compare to #4. See all problems of the 2002 Chevrolet S10. 2010 Chevrolet Silverado 1500 Electronic Stability Control Consumer. Reason for Chevrolet Colorado P0305 and find the solution for the code Chevrolet Colorado P0305 , we'll give to how to fix Chevrolet Colorado P0305 trouble code problem. Obd2 codes I have a cylinder 5 misfire code P0305 ? How do I track this problem down? I have replaced the Spark Plugs, Plug wires, Ignition Coil Pack, and Ignition coil pack wiring harness. Reason for GMC Envoy P0305 and find the solution for the code GMC Envoy P0305 , we'll give to how to fix GMC Envoy P0305 trouble code problem. Today my wife said it was driving very rough so I told her to get codes scanned. Another plug OBDII Shorthand List. The car seems to run fine and i can't I can't feel a misfire when driving. Fixing P0306 should be considered a high priority. MechanicAdvice) submitted 3 years ago by ArritzJPC96 For a long time this has been happening and it can't be fixed. runs a little rough, while driving under normal conditions it sputters, hesitates, and also will backfire, under heavy acceleration no noticeable skip, no sputters, and does not hesitate or backfire. When diagnosing a P0304 code, it is important to record the freeze frame information and then duplicate the code setting conditions with a test drive. In this case it’s cylinder #5. Have code P0300, P0303, P0301, P0304 and P0305 misfire. Unlike a lot of the OBDII codes, this code has to do directly with engine combustion. went to start my 03 supercrew 4. '98 S70 with P0300, P0303, P0301, P0305 codes Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. The 2003 Chevrolet Blazer has 122 problems & defects reported by Blazer owners. the printout said: P0300 Random misfire Detected P0300 Random misfire Detected P0303 Cylinder 3 misfire detected P0305 Cylinder 5 misfire detected P0301 Cylinder 1 misfire detected. 8 chevy code po305 truck runs good no problems code came on after i put a new locking gas cap and fuel injector cleaner i do need a fuel sending unit gas reads low fuel most of the time. 0L / Automatic 6 speed with 11,550 miles for one week. Recall List for the 2007 Chevrolet Trailblazer. If the problem persist more tests needs to be done to diagnose problem, see "Possible Causes". An important thing to understand when finding the location of Cylinder 5 is that it’s going to be the fifth cylinder in the firing order. My 2002 Chevy Trailblazer LTZ started running roughly on the way home from work on Friday. Check with snap on solous, only misfiring while at idle, give a little fuel and misfire in engine goes. Unfortunately, a P0300 doesn't tell you specifically which cylinder(s) is/are mis-firing, nor why. From buying research to owner support, join 1. P0305 Diagnostic Trouble Code Discussion for October 2014 Cylinder 5 Misfire Detected * Note: This is a professional automotive technician's resource. But could be carbon buildup--- as I now have 122,xxx. P0305 means cylinder 5 misfire detected (cylinder#5 is 2nd one from firewall, driver's side). I took it to Auto Zone and had the code read. Obd2 codes I have a cylinder 5 misfire code P0305 ? How do I track this problem down? I have replaced the Spark Plugs, Plug wires, Ignition Coil Pack, and Ignition coil pack wiring harness. I have a 200 chevy s-10. P0305 is a diagnostic trouble code (DTC) for "Cylinder 5 Misfire Detected". Recall List for the 2007 Chevrolet Trailblazer. But absolutely fix the misfire first. It is almost undetectable and is sporadicly there and only at idle that it can ever be detected. The Misfire monitor diagnostic is based on variation in crankshaft velocity. If the problem persist more tests needs to be done to diagnose problem, see "Possible Causes". so i have a 2005 ford mustang v6 automatic transmission with 95k on it in florida, united states of america. If fuses are open, go to step 8. Had a really bad misfire, SES on and flashing. When you see P305F engine fault code on your engine code reader this description will help you. Hello, this is my first post to the Trailvoy forum, and I hope someone can provide some guidance. Check plug for carbon debris, etc. so far i have replaced all the plugs and wires, the cap, the rotor, the crank position sensor, the coil the ignition module, cam position sensor and the injector for #5. OBDII PorwerTrain P Codes. Find local 2016 Chevrolet Colorado prices online. 5 misfire detected, and p0205 is injector circuit malfunction cylinder no. P0305 is a fairly common trouble code with the GMC Yukon. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube. If the problem persists more tests needs to be done to diagnose problem, see "Possible Causes" When is the code detected?. It's a P305F. When you check Chevrolet Impala car engine light came on code P0305 the reason should be Engine Light ON (or Service Engine Soon Warning Light). Chevrolet Code P0420 Common Diagnosis Mistakes Do not overlook other codes that are paired along with P0420. I took it to Auto Zone and had the code read. they are p0300 p0304 p0305 p1310. went to start my 03 supercrew 4. Unfortunately, a P0300 doesn't tell you specifically which cylinder(s) is/are mis-firing, nor why. They did and cleared out the codes. At first when I googled it , I was clicking on links that had the P0305 code which is a misfiring cylinder and had a mini heart attack until I realized it was for cyclinder 5haha old codes. Chevrolet Colorado P0305 OBD-II Diagnostic Powertrain (P) Trouble Code Information Page. After talking to her I found out that she had the E light on for awhile and it was a blazing 25 degrees today. 7 Vortec with a misfire, P0300 code for 3 months. OBD-II Diagnostic Trouble Code (DTC) P0305 Definition, Category, Faulty System and Component. Almost like a data dump- at the time of the incident. Here’s a quick explanation of how a pro would attack the problem. In fact, most codes starting with a P are not. Now I have codes P0134, P0030, P0301, P0303, P0305. A hand-held scan tool is usually limited to one OBD-II system type - there are three basic OBD-II protocols in use, each with minor variations on the communication pattern between the on-board diagnostic computer and the scan tool. 2L Inline 6 with 110,000 miles. I have a jetta 2. Page 2 of 3: How to Diagnose Misfire Codes P0300-P0306 (GM 3. What the P0303 code means. It’s and OBD2 code and stands for:. Learn what does P0306 Chevrolet Cylinder 6 Misfire Detected means, location and how to repair?. Specification on the definition, troubleshooting, and repairs still vary from one make and model to another. I did change the air filter (it needed it badly) Couple of notes: When I changed the plugs, I removed the intake plenum, but didn't replace the plenum gasket. The Misfire monitor diagnostic is based on variation in crankshaft velocity. Chevrolet Colorado P0305 OBD-II Diagnostic Powertrain (P) Trouble Code Information Page. 2002 Chevy Trailblazer PO305 CODE. The car seems to run fine and i can't I can't feel a misfire when driving. [SOLVED] Cylinder Misfire - P0303 Code OEM Issues. P0305 CHEVROLET Tech Notes The P0305 code means that the cylinder 5 is misfiring or is randomly misfiring. I hope that isn't causing these codes. 0 liter engine, K2500. These particular codes indicate that there is a misfire in cylinder one, two, three, four, and five respectively. I checked the following: Plugs- Good (no wear, they are not that old, replaced them anyway Delco-12) Wires- Good (Swapped the wires to see if the miss would follow, no change). Put everything back together still rough idle and P0300 and P0102 codes. You must find the cause of the misfire. the printout said: P0300 Random misfire Detected P0300 Random misfire Detected P0303 Cylinder 3 misfire detected P0305 Cylinder 5 misfire detected P0301 Cylinder 1 misfire detected. 5 good luck, I have a 99 Chevrolet venture also, they are riddled with problems. 0L / Automatic 6 speed with 11,550 miles for one week. Problem with my 1999 Chevrolet Monte Carlo. [SOLVED] P0305 - Okay, I'm Stumped OEM Issues. I have a 2002 Chevy Silverado Pick-up Truck. P0305 CHEVROLET Tech Notes The P0305 code means that the cylinder 5 is misfiring or is randomly misfiring. 2 and it has a p0305, I took it to the dealership and they told me that they had to - Answered by a verified Chevy Mechanic. Misfire cylinder #5. What Tests To Perform to Find the Cause of the Misfire Condition. P0305 came back. Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder. Misfire cylinder #5. After talking to her I found out that she had the E light on for awhile and it was a blazing 25 degrees today. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Cruz P Matias April 8, 2018. Check Engine Light Code P0305 Misfire Detection Monitor - Cylinder 5 Misfire Description: How does a P0305 code trigger the check engine light? This code will trigger the check engine light as follows: The misfire detection monitor, a software strategy built into the computer, is designed to detect an engine misfire. What are the symptoms on your vehicle for the P0305 Chevrolet code? Have you replaced any parts? Any information is appreciated. I already replaced fuel pump, fuel filter, spark plugs and wires, distributor cap, crank sensor, ignition coil, o2 sensors, ignition module, EGR valve clean and EGR gasket replaced. ive got a 2002 chevy silverado 5. The last digit of this number points out the exact cylinder at fault. If the problem persist more tests needs to be done to diagnose problem, see "Possible Causes". so I thought. the plug always solves th Q&A > Dodge > 2000 Dodge. Start by checking for intake leaks an if no leaks are found the next step is to replace the spark plugs on cylinder 5. I have a 2005 Nissan Altima with code p1272. It was then at around 5500rpm that it popped and carried on till i let off the gas and soon after the CEL finally came on after the last few days i was relieved to see it, and flashed under light load rest the way home. 87 Chevy Caprice Classic Wagon-307, 2004R, 10 Bolt, what can i say, i grew up with that car. 8 chevy code po305 truck runs good no problems code came on after i put a new locking gas cap and fuel injector cleaner i do need a fuel sending unit gas reads low fuel most of the time. After talking to her I found out that she had the E light on for awhile and it was a blazing 25 degrees today. From reading the forum I decided to replace the plugs, wires, roter, and cap. Code P0305 If my site is a value to you I need your help could you please donate so I can keep this site free to everyone. I have a 200 chevy s-10. 2007 Chevrolet Malibu LS showing code P0463 (self. When diagnosing a P0304 code, it is important to record the freeze frame information and then duplicate the code setting conditions with a test drive. 3 , runs really rough my truck runs really bad and I get obd2 codes p0200 - Chevrolet 2003 Blazer question. Or a Chevy with a 5. Also there is a growling sound from the engine on acceleration. If so, replace the affected coil packs. Check Engine Light Code P0300 Random/Multiple Cylinder Misfire Detected. Clearing Trouble Codes. Th  e Pedal Pumper. P0303 code definition. I deleted the code, pulled the coil pack and swapped it with cylinder 1 in hopes the code would follow the pack but it didn't. My 2002 Chevy Trailblazer LTZ started running roughly on the way home from work on Friday. Po305 code Chevy 4. Learn what does P0300 Chevrolet Cylinder Misfire Detected Random Cylinders means, location and how to repair?. If the code switches to another cylinder you know which component needs replacing, but if it stays with the cylinder 6 one or both of the rocker arms might be loose. P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308, P0420 or P0430 - (Sep 12, 2006) If you encounter vehicles that exhibit the above conditions, refer to SI for the appropriate DTC (s) set. You must find the cause of the misfire. so I thought. intake gaskets are good. Q: Only had this 2014 Mustang GT 5. Mass Air Flow (MAF) Circuit Range/Performance. Deleted the code then I swapped the spark plugs but still same p0305 code. Check Engine Light On. MechanicAdvice) submitted 3 years ago by ArritzJPC96 For a long time this has been happening and it can't be fixed. he wasn't the smartest so i wrote the code down and figured i'd ask ya'll i have a 2003 tahoe with a 4. I also tried swapping the coil to the number four cylinder to see if the error code would move but it remained with cylinder five. Or a Chevy with a 5. Searches in the 'Chevy Astro Van' Category 1345 Diagnostic Code On A 2000 Chevy Astro Van · What Is Chevy Astro Van Wheel Bolt Hole Pattern I've had a P0305 code. The underlying cause is often a lean fuel condition, which may be due to a vacuum leak in the intake manifold or unmetered air getting past the airflow sensor, or an EGR valve that is stuck open. This is how to diagnose a code PO300 Random Misfire Code. Welcome to the Chevy Check Engine Light codes page. When you see P305F engine fault code on your engine code reader this description will help you. Search Fixya. It happens when going up a steep hill on the way to my hunting camp and the weather is clear and dry. The code definitions are a good starting point when determining the cause of the service engine light but where do you go from there?. Our 96 Tacoma shop truck needs a wp by Chris142 - 10/17/19 11:33 AM Better Fuel Economy Suggestion for All Cars. Please enter your desired user name, your email address and other required details in the form below. i have a '96 Chevy blazer but i don't have that problem, i was reading. Be sure to double check the codes. All / Asian / Chrysler / European / Ford / GM. Our 96 Tacoma shop truck needs a wp by Chris142 - 10/17/19 11:33 AM Better Fuel Economy Suggestion for All Cars. Motor Trend reviews the 2016 Chevrolet Colorado where consumers can find detailed information on specs, fuel economy, transmission and safety. i took the batt out and recharged it put batt back in and then it started missing, pulling a p0300 code and is missing on cylinders 1,3,and somtimes 5,6,7. For p0305 you need to find out if your ignition, injector or something is at fualt. Check spark by cranking engine with plugs out of engine ( but hooked up). I've had 4 coil packs fail on my 420. Para solucionar el código DTC P0305 puedes revisar los siguientes componentes: En caso de que el motor presente inestabilidad, puedes comprobar todo el cableado y sus respectivos conectores que llevan a los cilindros, es decir las bujías. In this case it's cylinder #5. I got mine for $60 off ebay, took about 4hrs to replace and truck runs great and hasn't thrown a code. Ground out # 5 - does it fire. Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. The following codes popped. A 2002 Chevy Silverado 1500 failed inspection due to code P0301. Check Engine Soon light is blinking. 0L V8 Engine (RPO Codes LR4, LM7, LQ4, or LQ9). 4L V6 Gm car or mini-van can seem like a really difficult task. Check Engine Light Code P0300 Random/Multiple Cylinder Misfire Detected. Welcome to the Chevy Check Engine Light codes page. Seen many owners are having this problem and many can not find the problem with car. I have a jetta 2. We have already replaced the coil, but the engine does not seems to have to the power it should have. Replaced Spark Plugs, Replaced Air Filter, Replaced Fuel. Find compression low on one cylinder so pulled heads had them reworked. I have a P0305 code the keeps showing up at about 65 to 70mpr. Really bad gas mileage. The light blinks for several minutes and then eventually goes. What Does Code P0305 Mean? A misfire is just what it sounds like; a cylinder that is not firing as it should. P0305: Misfire Detected → Cylinder 5. 4 Wheel Drive. Gaskets run between $60 - $200 depending on where you get them. I put code reader on and saw codes P219B and P0305. Start by checking for intake leaks, intake gaskets are a common caused of multi-cylinder misfiring. Random/Multiple cylinder misfire detected. A misfiring cylinder will cause your Kia's engine to stubble until high enough RPMs are reached to facilitate the turning of a "dead' cylinder. You are frustrated and ready to drive your car off of a cliff. A misfire occurs when an insufficient amount of fuel is burning in a cylinder. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. If no trouble is found, the cause may be due to an ECM ground terminal that has corroded with rust over time. 03-02-04 03:19 PM - Post# 402308 I have a 98 1500 with 106k. P0305 - cylinder 5 misfire What are the potential causes? I was just going to try to replace the spark plugs, but I just wanted to check with you guys and ask if there's anything else I should be checking. I've cleaned the trottle body, the mass air flow sensor, changed all the plugs, and changed the fuel injector but have not solved the problem. I put code reader on and saw codes P219B and P0305. If the problem persist more tests needs to be done to diagnose problem, see "Possible Causes". The P0305 Chevrolet code means that the cylinder 5 is misfiring or is randomly misfiring. You have a P0305 code, a misfire on #5 cyl. [SOLVED] P0305 Code! OEM Issues. Or a Chevy with a 5. 2005 Chevrolet Colorado Sport 3. OBD-II Diagnostic Trouble Code (DTC) P0305 Definition, Category, Faulty System and Component. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 5. It's and OBD2 code and stands for:. Problem with Dodge 1998 Ram 1500 4WD. On my way there, I noticed that the shift point from 1st gear to 2nd was in the 3000 RPM's range (unusual). they are p0300 p0304 p0305 p1310. Check engine light would blink on and off during acceleration. P0305 is a diagnostic trouble code (DTC) for "Cylinder 5 Misfire Detected".