2002 jeep grand cherokee p0300 multiple cylinder misfire. Its got the 4.7 v8 125k milesit started throwing this code occasionally, at high rpm 4k & now more often. Also it seems to happen more severely with the a/c on going uphill, it also throws individual cylinder misfire codes it started with cylinder 4, then 4&7 now 4, 7, 2, 6, it starts What Customers are Saying. 07 commander 4.7 flex. P0300-P0688-P0884. I recently purchased this vehicle. 2 days after having it check engine light - Answered by a verified Jeep Mechanic. 10/14 oil change (at dealer) 10/21 P06DD code - dealer cleared (7165 miles) 10/30 P06DD code (7472 miles) 11/05 filter cartridge changed (7664 miles) 12/27 P06DD code (9194 miles) I'm currently sitting in a different dealer with them looking as to why the code is coming up. There is oil by the oil filter element, I have confirmed that the 2002 jeep grand cherokee 4.0l auto a/c abs. random misfire mostly on decel. 1 and 6 more so. sets codes p0300, p0301, - Answered by a verified Jeep Mechanic We use cookies to give you the best possible experience on our website. A P0300 Jeep 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 misfiring. A P0302 Jeep code, for example, would tell you cylinder number two is misfiring. Unfortunately, a P0300 Jeep doesn’t tell you specifically which cylinder (s) is/are mis P0131 is The Powertrain Control Module (PCM) detects that the 1/1 Oxygen Sensor signal voltage is below the minimum acceptable value. The DTC will set as Pending after one trip and Active after two trips. Three good trips to turn off the MIL. You could have a short to ground or bad sensor. P0172 is fuel system rich. If your car is showing the P0300 engine code, you’re dealing with a problem with the cylinder(s) misfiring. My Jeep Grand Cherokee’s fuel filler door release The code appeared again on Dec 26 2012 (mileage 11468) They replaced the cam-phasers on Jan 22, 2013. The code showed up again on March 16, 2013 (mileage 12997). The code disappeared on March 19, 2013 (I drove 3 miles per day in these 2 days, from home to oceanside train stations). I left my car at the dealer and they are inspecting it today. What is the Cost to Diagnose the Code P0302 Jeep? Labor: 1.0. The cost to diagnose the P0302 Jeep code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. A5VV.

jeep grand cherokee code p0300