Discovery II Talk about the Land Rover Discovery II within.
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  #21  
Old 05-27-2013 | 09:11 AM
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From: Northern Michigan
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Advance auto has them for $60 each, on the commercial site. Have to order them. May be available by tomorrow.
Good Luck!
 
  #22  
Old 05-27-2013 | 09:19 AM
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Drifting
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Thanks man! I really appreciate it, I've been losing my mind over chasing the issue down haha. I'll start looking around and check out Advance. I'll post up how it turns out.
 
  #23  
Old 05-30-2013 | 09:17 AM
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I changed the coilpacks out yesterday and it fixed my misfire issues. Now I'm getting p0150, p0171, and p01171.
 
  #24  
Old 05-31-2013 | 04:54 AM
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P0150 oxygen sensor malfunction bank 2 sensor 1. Second code is bank 1 too lean, third code has too many digits. Did you use Bosch oxygen sensors? I did with good results. Wires shorted when pressure washed?
Glad misfire is gone!
 
  #25  
Old 06-01-2013 | 07:31 AM
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Sorry, p1171. I changed both pre-cat o2 sensors and its still throwing p0150 & p0171. I'm glad I fixed the misfires but I'm still chasing these codes down.
 
  #26  
Old 06-01-2013 | 08:23 AM
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P1171 is too lean, both banks. Looks like you had P0150 before you changed oxygen sensors. Possible problem with wiring harness (melted wires, open, poor connection.) When I did mine, I used too much dielectric grease on first plug (designed to be air and water tight) and needed channel lock pliers to fully seat and lock connection.
I had diagnosed need for new O2 sensors by monitoring their performance with Scanguage II while driving. New sensors, cleaned MAF, "German" Castrol 0W40 and I average 18 mpg. And to reference another thread, my speedometer and odometer are dead on with gps and highway mile markers.
 
  #27  
Old 06-02-2013 | 01:09 PM
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Ya, I wondered about the wiring. I'm not sure what to do about the lean system. I've doubled checked all the lines and connectors, figure I may try the replacing the fuel filter? The odd thing is that the codes don't throw a SES light, but they show up on the code reader. It also has a rough idle in in gear, but runs like a sewing machine once you start moving.
 
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