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Old Mar 6, 2011 | 11:56 AM
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Mahalo to you Noku, BTW Im jealous your in Hawaii. Cant wait to go back
Old Mar 7, 2011 | 08:28 AM
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Default P0446

98 GS400, A technician told me the filler neck and the charcoal canister need changing. I had changed the gas cap, light still came on, found a Vapor Canister and Filler pipe on www.Newlexusparts.com for fair prices, is this a job for the dealer/shop? Do you know a rough estimate of time and possible cost?
Old Mar 7, 2011 | 07:11 PM
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Default p 0302

so this is great... I have 99 Lexus rx 300, 135,000 miles. Got it back from dealer in november one similar code comes back up p 0302. car not running right, lack of power. Dealer changed: center pipe cat and resonator, o2 sensor, air fu sensor, valve assy, camp ti, plug and full tune up , oil , fully services, timming belt. ran perfectly till NOW. What can I do ? Just need this fixed!!!!!
Old Mar 7, 2011 | 08:43 PM
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Originally Posted by 100bajan
98 GS400, A technician told me the filler neck and the charcoal canister need changing. I had changed the gas cap, light still came on, found a Vapor Canister and Filler pipe on www.Newlexusparts.com for fair prices, is this a job for the dealer/shop? Do you know a rough estimate of time and possible cost?
The charcoal canister on your car is a pain to do as you have to lower the rear subframe just enough to snake the unit out. Any shop can do it; Its personal preference at that point. Cost wise I would estimate 4-6 hours
Old Mar 7, 2011 | 08:46 PM
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Originally Posted by omanely
so this is great... I have 99 Lexus rx 300, 135,000 miles. Got it back from dealer in november one similar code comes back up p 0302. car not running right, lack of power. Dealer changed: center pipe cat and resonator, o2 sensor, air fu sensor, valve assy, camp ti, plug and full tune up , oil , fully services, timming belt. ran perfectly till NOW. What can I do ? Just need this fixed!!!!!
Try the basics, Swith out your coilpacks and see if that check engine light moves to another cylinder. If thats the case then you found your problem. Check the spark plug while your at it.
Old Mar 8, 2011 | 07:51 AM
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Originally Posted by TACH_MOTOR
The charcoal canister on your car is a pain to do as you have to lower the rear subframe just enough to snake the unit out. Any shop can do it; Its personal preference at that point. Cost wise I would estimate 4-6 hours
Ok, Thanks
Old Mar 8, 2011 | 11:10 AM
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I have 3 Lexus vehicles ('96 SC 300, '99 RX 300, & '99 GS 300) and I am a believer in their engines, esp the Inline 6 in the GS & SC series. I have learned to work on that engine farily well over the years (changed plugs, radiators, MAF, Coil Packs, Brakes, O2 sensors etc..). HOWEVER, the timing belt in the '96 SC 300 recently broke and I am contemplating trying to fix myself. I have 292,000 miles on that car and the engine/tranmsission run perfectly. I had the timing belt replaced in the RX 300 a few months ago and the entire job cost me about $1250. My mechanic who I trust is honest is quoting me about the same to replace the belt in the SC along with the water pump, tensioner, drive belt, and some seals. My question - Is the timing belt replacement something that I should try to DIY, esp since the car is so old and probably not worth more that $2500 anyway? I have been looking online for a good DIY guide with pictures so I can judge the level of difficulty but haven't been able to find one yet.
Old Mar 8, 2011 | 01:23 PM
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Does the 98 GS400 and 98 SC400 have the same OEM intake set up? I am looking for the inlet connector for my GS, and someone has one for the SC and say they are the same, trying to figure out if this is true or not before I buy it
Old Mar 8, 2011 | 09:49 PM
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Originally Posted by 27nupe94
I have 3 Lexus vehicles ('96 SC 300, '99 RX 300, & '99 GS 300) and I am a believer in their engines, esp the Inline 6 in the GS & SC series. I have learned to work on that engine farily well over the years (changed plugs, radiators, MAF, Coil Packs, Brakes, O2 sensors etc..). HOWEVER, the timing belt in the '96 SC 300 recently broke and I am contemplating trying to fix myself. I have 292,000 miles on that car and the engine/tranmsission run perfectly. I had the timing belt replaced in the RX 300 a few months ago and the entire job cost me about $1250. My mechanic who I trust is honest is quoting me about the same to replace the belt in the SC along with the water pump, tensioner, drive belt, and some seals. My question - Is the timing belt replacement something that I should try to DIY, esp since the car is so old and probably not worth more that $2500 anyway? I have been looking online for a good DIY guide with pictures so I can judge the level of difficulty but haven't been able to find one yet.

If your timing belt "broke" Your valves may be bent. It may be a lost cause at that point unless you want to remove the head and get it checked.
Old Mar 8, 2011 | 10:46 PM
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Originally Posted by 100bajan
Does the 98 GS400 and 98 SC400 have the same OEM intake set up? I am looking for the inlet connector for my GS, and someone has one for the SC and say they are the same, trying to figure out if this is true or not before I buy it
It should be the same piece If I remember correctly.
Old Mar 9, 2011 | 09:59 AM
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Originally Posted by TACH_MOTOR
If your timing belt "broke" Your valves may be bent. It may be a lost cause at that point unless you want to remove the head and get it checked.
I was told that the I6 in the 96 SC 300s were "non interference" engines and that would have kept the pistons from striking the valves. Is that not true? I say the belt "broke" because the I tried to start the car one morning and it wouldn't crank. I took the top cover off and realized the belt was toast. So the car wasn't on the road when the belt "broke", it seems that the belt snapped as soon as I tried to start it that morning. Hopefully I haven't trashed this engine. I really like that car. Any additional insight you can provide into the difficulty of this job would be greatly appreciated. I definitely will have to DIY if there is a possibility of valve damage. I don't want to pay $1200 to fix something just to find out the engine valves are trashed.
Old Mar 9, 2011 | 04:35 PM
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Hi Tach!

Brake booster/master cylinder...are the 2001 versions interchangeable with the 1998 models?
Old Mar 9, 2011 | 10:56 PM
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Originally Posted by 27nupe94
I was told that the I6 in the 96 SC 300s were "non interference" engines and that would have kept the pistons from striking the valves. Is that not true? I say the belt "broke" because the I tried to start the car one morning and it wouldn't crank. I took the top cover off and realized the belt was toast. So the car wasn't on the road when the belt "broke", it seems that the belt snapped as soon as I tried to start it that morning. Hopefully I haven't trashed this engine. I really like that car. Any additional insight you can provide into the difficulty of this job would be greatly appreciated. I definitely will have to DIY if there is a possibility of valve damage. I don't want to pay $1200 to fix something just to find out the engine valves are trashed.
Timing is not too complicated to do on these motors. The crank bolt is the hardest to break free. You will need a massive breaker bar to knock the bolt loose. And the 2jz motor is interference. What you can do is set the timing belt on and do a compression test on each cylinder to determine what cylinder may be low. If you find a low cylinder you found your bent valves.
Old Mar 9, 2011 | 10:57 PM
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Originally Posted by Percy
Hi Tach!

Brake booster/master cylinder...are the 2001 versions interchangeable with the 1998 models?
If this is for a Gs300 model then yes they should be interchangeable.
Old Mar 9, 2011 | 11:04 PM
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http://www.facebook.com/video/video....01099776584978

2003 IS300 ( Hks Hi-power exhaust, Hks cam gear -2 degree timing, K&N Intake 167whp , 169wtq ) Next step Built Long block PT 6567 then back to the dyno!



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