cherokee xj issues

[Longfellab]

i am hoping someone here can help me finally figure out whats wrong with my jeep....i have a check engine light on and need it off to get inspection....its throwing codes.P0705,P01899,and P0138 is the newest one as of today....i recently brought it to a shop and the guy told me my trans is shot that theres metal shavings in my trans pan and i need to replace the trans with a new one...2800.00 //so i went home and removed the trans pan myself and there was no metal shavings what so ever ....just what i thought....so i replaced the shift solienoids and the trans filter and put it back together.....also put a new nss on it.finished it up today and took it for a ride a bang the light comes on and here i am .....the jeep is a 1998 cherokee xj limited 4.0 automatic....anyone want to take a whack at it cause im tired....bin doing this shit for 3 months now and just about to throw in the towel.....

[JeepLab]

i am hoping someone here can help me finally figure out whats wrong with my jeep....i have a check engine light on and need it off to get inspection....its throwing codes.P0705,P01899,and P0138 is the newest one as of today....i recently brought it to a shop and the guy told me my trans is shot that theres metal shavings in my trans pan and i need to replace the trans with a new one...2800.00 //so i went home and removed the trans pan myself and there was no metal shavings what so ever ....just what i thought....so i replaced the shift solienoids and the trans filter and put it back together.....also put a new nss on it.finished it up today and took it for a ride a bang the light comes on and here i am .....the jeep is a 1998 cherokee xj limited 4.0 automatic....anyone want to take a whack at it cause im tired....bin doing this shit for 3 months now and just about to throw in the towel.....

give the name of each codes explanation. too rich, too lean, misfire...?

[Longfellab]

Po705. Transmission code......po1899 transmission nss code.....po138. O2 senser after cat....thats the easy one....theres the codes and what they mean...ok pumpkin...lol

[WhiteRavenRR]

I see where you replaced the NSS on the P0705 code but did you go through the connections and clean and check continuity through the old connections?

Check here: http://m.cherokeeforum.com/showthread.php?t=141863&styleid=16