LS - 3rd Gen (2001-2006) Discussion topics related to the flagship Lexus LS430

Oil Pan Gasket DIY

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Old 01-04-16, 07:39 AM
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1A1
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Just don't use too much and you'll be fine. Use the FSM and follow the directions. This is what the factory uses and what Toyota has used for 4 decades. It works.

Steve K.
Old 03-04-16, 06:24 AM
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Just an FYI, I just had this done at a shop and they charged $280 including the oil change. I don't have all the equipment to jack up the engine, so it was well worth it to get fixed especially after dealing with the slow leak for months.
Old 12-18-18, 01:35 AM
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sorry to bump this back up but i have a question on the gasket...

From my understanding...the gasket is pretty much just the RTV applied right? are the guys using fel-pro just using plain fel-pro and no sealant?

thanks! I'm gonna have to do this soon, mine leaks
Old 12-18-18, 03:36 AM
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rkw77080
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Originally Posted by nsx042003
sorry to bump this back up but i have a question on the gasket...

From my understanding...the gasket is pretty much just the RTV applied right? are the guys using fel-pro just using plain fel-pro and no sealant?

thanks! I'm gonna have to do this soon, mine leaks
Here is what the repair manual says...


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Old 12-18-18, 05:46 AM
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Originally Posted by nsx042003
sorry to bump this back up but i have a question on the gasket...

From my understanding...the gasket is pretty much just the RTV applied right? are the guys using fel-pro just using plain fel-pro and no sealant?

thanks! I'm gonna have to do this soon, mine leaks
Before going through the effort of lifting the engine etc, try checking the oil level sensor and the dip stick o ring. I thought my oil pan was leaking and it turned out to be those two items which are quite common. Good luck.
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Old 12-18-18, 08:16 AM
  #21  
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I just did this job but had to remove both oil pans. The upper pan adds a bunch of time and complexity. I used the Toyota fipg as instructed by the service manual. It is definitely not the same formulation as the grey or black rtv I have used in the past. If you look through my post you will see how sloppily the fipg was applied at the factory. All of it that was on the inside exposed to oil was very brittle but wasn't going anywhere unless it was disturbed.
https://www.clublexus.com/forums/ls-...e-removal.html
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Old 03-15-20, 05:17 AM
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5422new
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Thanks for posting DIY. I just bought and 02 430 LS with 90k miles. Took it to theLexus store for a pre purchase inspection. They found a cracked upper oil pain. The car does not have any leaks. I am thinking a hairline fracture. What would you do if you were me? Lexus dealer wants 3600$ to replace pan. Lexus private Mechanic wants 2300$ Seller says just drive it and don't fix . Thanks for your thoughts. Tim


ps. How much disconnecting of engine components other than engine mounts have to be done to lift the motor. Tim
Old 03-15-20, 05:33 AM
  #23  
Johnhav430
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Originally Posted by 5422new
Thanks for posting DIY. I just bought and 02 430 LS with 90k miles. Took it to theLexus store for a pre purchase inspection. They found a cracked upper oil pain. The car does not have any leaks. I am thinking a hairline fracture. What would you do if you were me? Lexus dealer wants 3600$ to replace pan. Lexus private Mechanic wants 2300$ Seller says just drive it and don't fix . Thanks for your thoughts. Tim


ps. How much disconnecting of engine components other than engine mounts have to be done to lift the motor. Tim
Why not just look for a different car? If the seller wants to take off $2300 maybe that's another possibility. Realistically, and not ethical, the easiest thing for the seller to do is to sell it to somebody who isn't going to go to the trouble of a PPI, and you just buy a similar but different car same price that doesn't have the problem from somebody else. Caveat emptor prevails. There's no way I would knowingly buy a car that needs $3600 of work retail, unless the selling price reflected that. Like say a BMW needs an ABS pump and that's a $4200 job. I know I can DIY for $249. So if the seller knocks off $3000 I'm still ok.
Old 03-15-20, 08:11 AM
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Originally Posted by 5422new
Thanks for posting DIY. I just bought and 02 430 LS with 90k miles. Took it to theLexus store for a pre purchase inspection. They found a cracked upper oil pain. The car does not have any leaks. I am thinking a hairline fracture. What would you do if you were me? Lexus dealer wants 3600$ to replace pan. Lexus private Mechanic wants 2300$ Seller says just drive it and don't fix . Thanks for your thoughts. Tim


ps. How much disconnecting of engine components other than engine mounts have to be done to lift the motor. Tim
You don't have to disconnect anything but the engine mounts as the engine doesn't move. It just gets supported and stays in place. If the diy doesn't look too scary to you I wouldn't hesitate to buy the car if it was a great price. I wouldn't even consider paying someone to do this job. The service manual says to pull the engine and transmission out of the car together to get to the oil pans. This is why the quotes you got are so high.
Old 03-15-20, 08:55 AM
  #25  
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Cracked but not leaking? Then why does it matter?
Old 03-15-20, 04:10 PM
  #26  
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Toyota's FIPG is one of (if not THE) finest products on the market. Many engine builders outside of the toyota scene use it because it is just that good.

https://i.ebayimg.com/images/g/cw0AA...Lh4/s-l300.jpg
Old 03-16-20, 03:06 AM
  #27  
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Originally Posted by weldthedif
Toyota's FIPG is one of (if not THE) finest products on the market. Many engine builders outside of the toyota scene use it because it is just that good.

https://i.ebayimg.com/images/g/cw0AA...Lh4/s-l300.jpg
How the guy at the Toyota Maintenance Channel uses Toyota's FIPG
Old 08-07-22, 08:33 PM
  #28  
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Originally Posted by rich2kbusa
Decided to do my oil pan gasket tonight. Fairly simple job.
-Jack up front of car
-remove lower cover 10mm screws
-drain oil
-remove each of the 2 motor mount nuts 17mm
-lift engine using hoist or jack
-remove the oil pan bolts 10mm's. A universal socket helps here.
-remove oil pan (may have to pry slightly to break seal)
-clean oil pan and mounting surface as well as bottom of motor where it was removed from. Razor blade, die grinder, brake cleaner, etc..
-use RTV silicone (I like the grey the best)and put a good bead around the oil pan.
-reinstall pan and tighten bolts.
-lower engine and reinstall motor mount nuts
-give time for silicone to set up and dry. At least an hour to be safe
Add oil and check for leaks 👍🏼







Did u remove the front wheels?
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