Learn about P0306 OBD-II code: Cylinder 6 misfire causes, symptoms like rough running and check engine light triggers, plus diagnostic steps on RepairPal.

Apr 7, 2009 · P0306 Engine Code - Hard Shake for 30 seconds that clears up - Help Needed Discussion in ' 2nd Gen. Tacomas (2005-2015) ' started by sitesjc, May 4, 2013.

Dec 2, 2025 · Lexus IS250 Check Engine Light With Engine Misfire Code (P0300-P0306) - 23 reports. Learn about this problem, why it occurs, and how to fix it.

Oct 15, 2025 · You swapped coils, plugs & injectors, & the P0306 remained (did NOT follow the swapped component). P0306 ("Misfire", cylinder #6) is the ONLY fault code in DME Fault …

Understand the P0300 OBD-II code: random cylinder misfires, symptoms, causes like ignition issues and vacuum leaks, plus diagnostic tips at RepairPal.

Oct 16, 2025 · Ignition Coil Replacement costs between $225 and $331 on average. Get a free detailed estimate for a repair in your area.

Feb 22, 2013 · Keep getting misfire codes p0300,p0301,p0303,p0305.Misfires all on bank one.

Dec 2, 2011 · Gentlemen, Nothing like starting off your weekend with a service engine light and a slew of codes. I just got started on my daily 4 miles drive home from work when the light came …

Feb 11, 2014 · I turn my car on and I still had a rough idle along with a CEL. The codes now read p0300, p0304, p0305, and p0306. I'm stumped with a solution for this problem. I also moved …

Explore P0301 code details including causes, symptoms, and diagnosis for Cylinder 1 misfire. Get expert troubleshooting tips and solutions on RepairPal.com.