IS - 2nd Gen (2006-2013) Discussion about the 2006+ model IS models

DIY guide: IS250 Spark Plug change

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Old 09-23-13, 08:30 AM
  #46  
chaiyang7
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U need a screw extractor set to remove. Drill the broken screw and use the extractor to remove it. I believe Hanson or Irwin makes the kit u can find it at sears or auto store.
Old 09-23-13, 08:38 AM
  #47  
chaiyang7
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HAN11119 is the part! Good luck !
Old 09-23-13, 08:59 PM
  #48  
vinsanity2
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same thing happend to me.. after removing the manifold.. i found i could use pliers to unscrew it out easily because a part of it was still sticking out.. then i replaced all bolts with ones from autozone that have 10mm heads.. i believe it was a metric bolt kit for like 9.99.. i ended up using a bunch of the bolts it came with..
Old 10-17-13, 05:25 PM
  #49  
4grDrvr
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Nice! Thanks
Old 10-20-13, 12:45 AM
  #50  
mr2turb
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Thanks for the detailed guidelines.




Do you have the torque spec for this fuel line bolt ?


or someone mention to remove the injector instead (2 bolts). Do anybody have the torque spec for them ?

Thanks !!!!
Old 10-23-13, 07:33 PM
  #51  
cklein85
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Smile Video Guide

To those interested I created a video guide to doing the is250 spark plug change and it is on YouTube:

Old 10-23-13, 10:31 PM
  #52  
Noeh
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Thanks for the vid, that's a lot of work just for spark plugs!
Old 11-15-13, 10:14 PM
  #53  
g2bme
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Originally Posted by prankster
Someone sent me a pm requesting for some sort of guides to replace the spark plugs on IS250s since I did that recently. I took this opportunity to write a guide to do so. It is not perfect. I might miss one or two steps.

I tried to upload it here but it failed. It's a pdf file (2.9mb) and within the limit of the upload policy. I used megaupload instead. Feel free to upload it here if anyone can.


UPDATE:

Megaupload is down for good. I fixed my PDF format. Now I can upload the file directly here.
great write up! For the intake man. gasket, do you have the part number?
Old 11-18-13, 04:11 PM
  #54  
carlos3366
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You rock man, thanks for the video. The is-250 engine is one of the worst designs i have ever seen.
Old 12-03-13, 11:59 AM
  #55  
shawnxjeon
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Nice, Thanks Dude.
Old 02-25-14, 02:36 PM
  #56  
Ants350
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I'm about to tackle plugs this weekend
Old 04-07-14, 07:45 AM
  #57  
zen
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tks for the DIY guide, it's very helpful ! I changed the plugs last weekend and it was truely a pain in Axx, took me 4 hours to complete the work. I'm not surprised that the dealer wants $700 for the job. I didn't remove the intake manifold, I just lift it to replace the manifold gaskets and slide the manifold so I can get space to work on the driver side plugs. After replace the plugs, I did get check engine warning light and vsc warning light, the code showed cylinder 6 misfire. I think that's the cylinder on the driver side closest to the firewall ? However, after drive the car for 10 miles, both warning lights are off by itself. not sure if anyone has experienced this or anyone know the reason why it's off by itself ? Also, the original plugs on the car lasts 95k miles and these plugs were the original ones from the factory (has yellow triangle at the tip).
Old 04-12-14, 12:14 PM
  #58  
Ants350
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Yep spark plugs on the 250 real pain in ***! Did it few weeks ago wow!
Old 03-16-15, 06:58 PM
  #59  
jonathanz
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just replaced mine with 56k miles on it. took me 2 hours. not bad not bad
Old 04-01-16, 02:05 PM
  #60  
ckorbel
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Hello, thanks prankster for the awesome write up, but I had a question about the torque ratings on some of the bolts. I could not find in this thread, or in others, the torque ratings for the 5 bolts in the throttle body, and the torque rating for the fuel line bolt. I saw that someone else asked about the fuel line bolt before but did not see an answer. I just want to be sure before I start that I have all the information needed to complete the job. Any help is appreciated.


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