Where is the PCV valve on a Lexus SC400?
From the stock system, the crankcase ventilation is routed back into the upper intake. As time goes by and oil residue developed, the PCV valve doesn’t open or close properly and this may lead to engine damage especially when the backfire. The picture below demonstrate the location of the PCV valve.
Why is my Lexus PCV valve not working?
As time goes by and oil residue developed, the PCV valve doesn’t open or close properly and this may lead to engine damage especially when the backfire. The picture below demonstrate the location of the PCV valve. The pcv system is especially important when 1uzfe is being force induced such as supercharge or turbo.
What does PCV stand for on a Lexus?
Most Lexus owners really neglect simple PCV Valve cleaning and maintenance and this can cause some gas mileage loss. That’s why I thought I’d write up a simple DIY tutorial with complete instructions on how to clean or change your own PCV valve. PCV stands for Positive Crankcase Ventilation.
What do I need to clean my Lexus PCV?
On the left is a brand new pcv from a local Lexus dealer and on the right is a used with residues build up. On the far right picture below is a engine degreaser. You need a degreaser and a compressor. Spray the degreaser on both side of the pcv and shake it few times. A compressor would be very helpful at this time.
https://www.youtube.com/watch?v=yRmVs0HGKVU
From the stock system, the crankcase ventilation is routed back into the upper intake. As time goes by and oil residue developed, the PCV valve doesn’t open or close properly and this may lead to engine damage especially when the backfire. The picture below demonstrate the location of the PCV valve.
When to change the valve seals on a Lexus?
Now that the older Lexus engines are around 15 years old you might see one smoking a little bit when started. This is a good indicator that the valve seals are worn out. I would recommend changing them out anyways just because they deteriorate after so many years. Below you’ll see some pretty shocking pictures of just how bad they get.
How do you remove valve spring retainers in a Lexus?
To remove the valve spring retainers you need to apply just enough pressure to compress the springs for a split second. Once the pressure is taken off of the valves they are free to move on their own. The only place they will go is down into the cylinder and you will not be able to pull them back up if this happens.
As time goes by and oil residue developed, the PCV valve doesn’t open or close properly and this may lead to engine damage especially when the backfire. The picture below demonstrate the location of the PCV valve. The pcv system is especially important when 1uzfe is being force induced such as supercharge or turbo.
What happens when you turn on the Lexus LS 400?
Summer slowly transitions into Fall and everything is going great. The outside temperature starts to go down as the sentiment for the leafy season starts to heat up. Going about your normal morning routine, you slide the key into the trusty Lexus’s ignition, rotate it clockwise and the engine turns. Only this time, something horrible happens.
Where is the starter motor on a Lexus LS 400?
Typically, a starter motor will be mounted to the underside of the car, easily within view. On the Lexus? Well, it’s located here: Get your x-ray goggles out. Nestled in the center of the engine’s “V”, underneath all intake and fuel injection components, resides the elusive starter motor. You can’t see it, it can’t see you.
What kind of transmission does the Lexus LS400 have?
LEXTREME LEXUS FORUMS HERE! – Post Questions Here For Quick Answers! The A341E automatic transmission is a 4–speed Electronically Controlled Transmission with an intelligent control (hereafter called ECT–i) developed exclusively for the Lexus LS400.
How does ECT work on a Lexus LS400?
control (hereafter called ECT–i) developed exclusively for the Lexus LS400. The A341E automatic transmission has the following features. _ When shifting the transmission, the engine torque is controlled and the clutch hydraulic pressure in the transmission is electronically controlled to reduce transmission shift shock.