I had this exact same problem. The coil itself would intermittently fail. Moving the coil moved the problem. It was infrequent enough that I lived with it, but junkyard coils are cheap and plentiful now. Buy at least two. --Geoff
On Fri, Jan 2, 2009 at 7:16 PM, J Phillips <[email protected]>wrote: > Geoff, > > Thanks for the reply. The error code is P0305, which is for a "Misfire on > #5 cylinder". > > I've swapped the coil pack and spark plug from the #3 cylinder and the > rough idle was still present. I also unplugged the #5 coil pack at idle and > there was no change in the engines performance. Unplugging #3 produced a > drop in RPM's as it should. > > The gas cap is tight. I've added fuel injection cleaner to the tank during > the past (2) fill ups. It does seem to be a little better and now that I've > been paying very close attention I can tell it also runs rough in the 1,500 > RPM range. > > Here's the kicker.....the fuel mileage is fine. We check the fuel mileage > at every fill up, and it's always between 19 - 25. The last (2) fill ups > both produced 24 mpg. > > I'm wondering if it's a bad injector and it's actually running on (5) > cylinders. I'll try to find the time to troubleshoot it some more this > weekend. > > Thanks again, > Jay > > > > > --- On Mon, 12/29/08, Geoff <[email protected]> wrote: > From: Geoff <[email protected]> > Subject: Re: [dodge_intrepid] 2002 Intrepid SXT / 3.6 ~ Malfunction > Indicator Light > To: [email protected] > Date: Monday, December 29, 2008, 12:27 AM > > > > > > > > > > > > If the MIL is lit, there are most certainly going to be error > codes. > > You can retrieve the codes using the key on-off-on-off- on method, being > sure > > to observe the odometer closely (the codes will read out there.) Many have > > written about this process; I won't repeat it, but will instead refer you > to > > Allpar.com, which has good write-ups on it. It also has the list of codes > > and their meanings. > > > > For your Intrepid, the inexpensive (<$150) code readers are a waste of > > money, since you will have access to all of the OBD-II codes via the > > key-switch method outlined above. If you have a few hundred dollars to > > spend, one of the laptop-based code readers with the requisite add-on > > Chrysler module will be a better investment, but only if you will require > > access to the Chrysler-specific codes and plan to do in-depth > > troubleshooting. > > > > In my experience, when you aren't experiencing actual driveability > symptoms, > > the most likely suspect causing an MIL light is the fuel vapor recovery > > system, which encompasses several components which may develop leaks, > > resulting in a setting of an error code. Make sure your gas cap is nice > and > > tight. > > > > --Geoff > > > > On Thu, Dec 25, 2008 at 4:35 PM, Jay Phillips <mopar_superbird@ yahoo.com > >wrote: > > > > > Hi Group, > > > > > > Here again with another question about our car. It now has approx. > > > 93,000 miles and the "Malfunction Indicator Light" has illuminated, > > > and stays on....not flashing. > > > > > > We immediately referenced the Owner's Manual where it sorta, kinda > > > explained it's function. It almost made us feel that the light was no > > > big deal unless it was flashing.... and to continue to drive the car > > > for several "typical driving cycles". (Whatever that is!) > > > > > > Is there a way to check if there are currently any error or issue codes? > > > > > > I have seen and used the plug-in decoder / scanner things that allow > > > you to see blinking light codes. Is that what I will need to purchase > > > to check for codes? > > > > > > Thanks, > > > Jay > > > > > > > > > > > > > > > ------------ --------- --------- ------ > > > > > > Web: <http://groups. yahoo.com/ group/dodge_ intrepid> > > > Subscribe: <mailto://dodge_ intrepid- subscribe@ yahoogroups. com> > > > Unsubscribe: <mailto://dodge_ intrepid- unsubscribe@ yahoogroups. com> > > > Moderator: <mailto://dodge_ intrepid- ow...@yahoogroup s.com>Yahoo! > Groups > > > Links > > > > > > > > > > > > > > > > -- > > --Geoff > > Cell: (313)506-7295 > > Sterling Heights CERT > > '04 Grand Cherokee | '05 Town & Country > > http://www.moparmai linglist. com > > > > [Non-text portions of this message have been removed] > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > [Non-text portions of this message have been removed] > > > ------------------------------------ > > Web: <http://groups.yahoo.com/group/dodge_intrepid> > Subscribe: <mailto://[email protected]> > Unsubscribe: <mailto://[email protected]> > Moderator: <mailto://[email protected]>Yahoo! Groups > Links > > > > -- --Geoff Cell: (313)506-7295 Sterling Heights CERT '04 Grand Cherokee | '05 Town & Country http://www.moparmailinglist.com [Non-text portions of this message have been removed] ------------------------------------ Web: <http://groups.yahoo.com/group/dodge_intrepid> Subscribe: <mailto://[email protected]> Unsubscribe: <mailto://[email protected]> Moderator: <mailto://[email protected]>Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dodge_intrepid/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dodge_intrepid/join (Yahoo! ID required) <*> To change settings via email: mailto:[email protected] mailto:[email protected] <*> To unsubscribe from this group, send an email to: [email protected] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
