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View Full Version : Hyundai trouble code P1124



blazen71
02-16-2009, 06:58 PM
Just had my 2000 Hyundai Elantra scanned at Autozone. It came up with P1124 (long term fuel trim error-system lean).
Probable Causes:
1. low fuel pressure-fuel filter plugged
2. failed fuel pump
3. engine mechanical condition
4. large vacuum leak

I'm going to change the fuel filter. Any thoughts or suggestions?

Thanks,
David

Krytin
02-16-2009, 07:04 PM
Easy stuff first - have you checked all possible vacuum leaks?

blazen71
02-16-2009, 07:12 PM
Easy stuff first - have you checked all possible vacuum leaks?
Haven't checked anything yet. I'll tear into it tomorrow!

xopher
02-18-2009, 08:08 AM
When did you get an Elantra?!?!? I 'spoze it gets better commuting mileage than the Suburban, but I still hope this is part of a plot by you and the boys for a FWD donuts record or doing a jump over the Blazer.. :beer:

duhtroll
02-18-2009, 08:16 AM
Hmm. That sounds totaled to me.


You better trade it in on a Fusion.

fairlane347
02-18-2009, 03:50 PM
I know what it is!! That trouble codes mean its a P.O.S. you need a Ford or Mercury. Hahaha had to say it. ps put that cat in the car and lite it up your trouble code will disappear!!???

blazen71
02-21-2009, 06:47 PM
Put in a new fuel filter and reset the DTC. No problems yet!

Krytin
02-21-2009, 07:01 PM
Good!
I hope that was it!