My son just got a p0300 on his 2014 with 270+ miles, and after an arm full of replacement parts the problem turned out to be the green crusties in one of the pcm connectors. My '14 has about 148k on it with regular oil changes, etc I’ve got a 2014 ram 1500 5.7 that i’m having acceleration issues, stalling issues and overall power issues
Causes and Fixes P0300 Code: Random or Multiple Cylinder Misfire
I scanned it today and i’m getting the codes p0300, p0304 which are misfire codes.
Getting a p0300 random misfire code on your dodge ram 1500
Learn the top causes, from 5.7l hemi lifter failures to faulty pcm software, plus. P0300 (multiple cylinder misfire) on a dodge ram 1500 In this article, i’ll walk you through what a p0300 code means, the most common causes, and how to determine if the issue lies with your spark. P0300, p0301, and p0307 are able to be cleared but don't always popup together
Typically get a cel after 1k miles or a warm engine restart followed by quickly getting on it. I replaced the pcm, but i'm still experiencing multiple misfires with codes p0300 and p2323 I relocated ignition coil 8 to position 2 and scanned again, but i'm still getting the p2323 code. I have a dodge ram 1500 where i installed a new cam and rockers, and now i'm getting a code for multiple cylinder misfire, p0300
It's a 2014 hemi 5.7, and i checked the live data.
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. May 13, 2026 mrbonez c 2012 ram 1500 5.7l p0300 code and engine noise after cam/lifter swap chan24 apr 8, 2026 engine & performance replies 2 views 560 yesterday at 7:46 am 2014 ram 2500 5.7 hemi p0300 multiple cylinder misfire code ram 2500 often faces ignition coil failures and fuel injector issues causing misfires and rough running I have a 2014 limited 1500 with the 5.7l
I have a hemifever tune and a few other mods, but generally have seen very light duty Always have run mobil 1 & changed the oil & filter. A p0300 diagnostic code indicates a random or multiple misfire If the last digit is a number other than zero, it corresponds to the cylinder number that is.
Finding the root cause of a p0300 code can be a complex puzzle, but understanding the possible causes is key to a successful repair.
In this article, we'll dive into the details of the p0300 code, including what it means, what can cause it, and how a mechanic typically diagnoses and. P0300 code gets triggered when the engine control module detects an engine misfire that’s either random or showing up on multiple cylinders. 2013 ram 1500 4.7 155k miles Bought the truck about a year ago and i've put about 6k miles on it
No issues until a couple of days ago Cel came on but working some long hours so hadn't.
