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At half a tank if i read correctly. So approx 130 miles full tank?
Yea about put a cap and rotor on today it improvedOriginally Posted by Gee oh Dee
At half a tank if i read correctly. So approx 130 miles full tank?
Junior Member
Ive read on this forum that someone once had bad cat. Changed the cat out and got a certain type o2 sensor (I think NGK) and their MPG's went back up. Just an idea.
CF Veteran
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May I ask how this is determined?Originally Posted by jeepscottr1
.......plugs good wires are ok too
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May I ask how this is determined?
Pulled the plugs they're clean and looked at the wires the writing still on them they're not dry rotted or too baked I might still get a new setOriginally Posted by djb383
May I ask how this is determined?
Senior Member
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Originally Posted by jeepscottr1
Pulled the plugs they're clean and looked at the wires the writing still on them they're not dry rotted or too baked I might still get a new set
CF Veteran
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I would say, esp since we've got 2 confirmed real world situations, that your disagreement and posted info may be untrue in this situation.
The OP also states later that the downstream wires aren't even there. Given that, we can safely assume there are bigger issues as well.
The OP's XJ is OBD II.Originally Posted by Gee oh Dee
Real world experience and results vs information off a dodge ram forum....I would say, esp since we've got 2 confirmed real world situations, that your disagreement and posted info may be untrue in this situation.
The OP also states later that the downstream wires aren't even there. Given that, we can safely assume there are bigger issues as well.
Fuel economy aside; I, for one, won't advocate deletion or altering the downstream O2S because of Federal OBD II emissions requirements.
http://www.catalyticconverter.org/obd_II/index.htm
CF Veteran
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Fuel economy aside; I, for one, won't advocate deletion or altering the downstream O2S because of Federal OBD II emissions requirements.
http://www.catalyticconverter.org/obd_II/index.htm
No one said a thing about deletion. Originally Posted by CCKen
The OP's XJ is OBD II.Fuel economy aside; I, for one, won't advocate deletion or altering the downstream O2S because of Federal OBD II emissions requirements.
http://www.catalyticconverter.org/obd_II/index.htm
Bypassing parts to diagnose problems isn't deleting. Its diagnosing.