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Rich Zellmer (Personalt)
Posted on Monday, January 13, 2003 - 09:21 am:   Edit Post Delete Post Print Post

I bought a 1999 disco I about 3 months back. Bought it with 50K it has about 53K now. Ran fine for 3 months. Last two weeks I noticed that it was a little sluglish sometimes when accelerating from about 50-70. It would act almost like it was starved for fuel(well in my opinion). If you tried to press on the gas pedel to hard you would feel a vibration like it is missing.(again my opinion)

Thought mabye I had some bad gas so filled it up next time with super(usually use the middle) and dumped in some fuel injector cleaner. I have heard they were mostly gimicks but I figured I woudl give it a shot.

This problem does not happen all the time though. It normally happens when I am driving along for a little while at a 50 mph speed and want to try and go a little faster to pass a car.

On Sunday while driving on the NJ Turnpike it happend again and the check engine light came on.

Does anyone have any ideas on where I should start to fix this one?

Can I diagnoise the check engine light myself? My last car you grounded a pin and the light blinked to tell you want the issue was. How does this work in the disco I?

Should I be very worried to drive the car if I take it easy? I plan to try and order some parts today so I can work on it this weekend but my fiance drives the car to work during the week(about 5 miles per day)

Since the car has 53K and I boubht it with 50K I doubt the 50K tuneup was ever done. I planned on doing that this weekend at a minmium.
 

charles pastrano (Charles)
Posted on Monday, January 13, 2003 - 09:48 am:   Edit Post Delete Post Print Post

You can do plugs, wires, filters also might be VSS (speed sensor) My speed sensor didnt go out til over 100k. See what your check engine light reads. More than likely a misfire. You can call Nathan at Discount Rovers he will help with parts.
 

muskyman
Posted on Monday, January 13, 2003 - 09:50 am:   Edit Post Delete Post Print Post

depends what the OBDII code reader tells you

if your gonna have it for long go buy a code reader or have them read at a local parts store

sounds like it could be the speeed sensor. mine was bad and it acted stupid at highway speeds and the cruise control kept poping off.
 

Rich Zellmer (Personalt)
Posted on Monday, January 13, 2003 - 10:31 am:   Edit Post Delete Post Print Post

If the OBDII code reader a standard part accross cars of differnt brands? I read somewhere that someone passed a law to try and standardize the codes. Not sure if the plugs are standard though...

I would consider buying a OBII reader if it will work with future cars. If it will just work with the discovery I will just try and have someone read it..

Plan to call Nathan soon to order some parts.
 

Bill Ross (Billr)
Posted on Monday, January 13, 2003 - 11:44 am:   Edit Post Delete Post Print Post

The basic codes (there are probably 50 or so)are standardized per the OBD2 spec. But there are 3 reader protocols (same plug, I believe but different pin-outs), one for GM, one for Ford, and an ISO protocol that is used by Chrysler and imports (whatever that means). The remaining codes, and there can be quite a few, are OEM-specific and you need access to a manual (or someone) who can tell you their meaning if you run into one of those. I have an ISO reader that I bought at Canadian Tire for about $200 CDN and it has worked fine on all my '96+ MY Euro vehicles. Unfortunately, I can't tell you if it works with Rovers as I got rid of my Disco before I got the reader and my '93 Classic is not OBD2 compliant.

In any event, a basic OBD2 reader is pretty handy and it beats having to disconnect the battery every time you want to clear a code as most "cheap" readers have a clearing function.

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