Great simple explanation regarding fuel trim. Great is you have a higher end scan tool and can drive around for a while connected. P0171, p0174 codes especially.
http://www.obd-codes.com/faq/fuel-trims.php
Fuel Trim For Dummies
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rmmagow
- Posts: 2023
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- Year and Model: V70 1998
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Fuel Trim For Dummies
1998 V70 AWD 228K - Daily Driver
1985 Mercedes Benz 300D - 197K Off Road For Now Brakes Failed
1998 S70 135K - FOR SALE
2003 GMC Sonoma - 114K - POS
1958 Mercedes Benz 220S 66K Original and never to be restored.
2006 Saturn ION 5-Speed - 150K Son's weird little easy to fix car
1985 Mercedes Benz 300D - 197K Off Road For Now Brakes Failed
1998 S70 135K - FOR SALE
2003 GMC Sonoma - 114K - POS
1958 Mercedes Benz 220S 66K Original and never to be restored.
2006 Saturn ION 5-Speed - 150K Son's weird little easy to fix car
- matthew1
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Very good, rmmagow. Thanks for sharing. Bookmarking this to read later.
Help keep MVS on the web -> click sponsors' links here on MVS when you buy from them.
Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

Also -> Amazon link. Click that when you go to buy something on Amazon and MVS gets a cut!
1998 V70, no dash lights on
1997 850 T5 [gone] w/ MSD ignition coil, Hallman manual boost controller, injectors, R bumper, OMP strut brace
2004 V70 R [gone]
How to Thank someone for their post

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