courtney, here is part of a service bulletin addressing this issue. RANDOM MISFIRE (DTC P0300, P0301, P0302, P0303, OR P0304)
TECHNICAL SERVICE BULLETIN
Reference Number(s): TSB-06-13-004, Date of Issue: April 01, 2006
MITSUBISHI: 2003-2005 Lancer
Superceded Bulletin(s): TSB-05-13-003, Date of Issue: February 01, 2005
NOTE: This TSB supercedes TSB-05-13-003, issued February, 2005, for new diagnosis and repair information.
If the Check Engine light comes on and DTC P0300 (Random Misfire) or P0301, P0302, P0303, or P0304 is set in the PCM, the cause may be one of the following:
Fuel injection/Ignition system
Worn input shaft 5th gear spline, misjudged by the PCM as a misfire
To eliminate this condition, follow the diagnosis and repair procedures described below. These procedures are outlined in flowcharts in ATTACHMENT A (2003-2004 MODELS ONLY) and ATTACHMENT B (2005 MODELS ONLY).
since I do not know if yours is an AT or MT I did not post the part pertaining to the MT. Other issues with this could be a bad ECU or bad injectors.
Cette réponse est-elle utile ?
What engine is it and what transmission do you have? How many miles do you have on it? Have you done a compression test yet? Or a leak down test?
hello my car is miss firing when I acceleration and while driving it will hesitate 2002 gallant 2.4 replaced the cam sensor and 02 sensor plugs are fine and wires also checked no air leaks what cab it be ????
Just like you changed all sensors wires plugs maf iac.fuel pump and still runs like $@$* been screwing with this for over two years use to get warm and then no start getting a very little better can someone please help 715-451-0136 Gary thank you in advance for any advice
par Gary Grignon
I have 2002 automatic Mitsubishi Gdi and as soon as i turned the engine off for a few minutes and then start the engine again no acceleration. What is the problem?
par Anthony Pilgrim