How do you change the water pump on a Lexus LS400?
Use a strong screwdriver or pry bar between the water pump and cylinder block to pry it off, be careful not to damage the block. Clean all the old sealant, grease, coolant, and dirt off the cylinder block. Here’s what it will look like with the water pump removed and everything cleaned up. 29) Replace the O-ring on the water by-pass pipe.
Where is the timing trigger on a Lexus water pump?
The R (right) cam pulley should be in the position of 1 O’clock and the Left cam pulley should be in the 11 O’clock position. Please reference the pictures above. The second mark on the cam pulleys are the cam timing trigger. The picture on the lower right demonstrated that. Please ignore that mark. Don’t get confuse with it.
Where is the timing belt on a Lexus LS400?
41) Check to make sure the timing marks on both camshaft timing pulleys line up with the marks on the engine (white marks), then pull on the belt and install it onto the LH camshaft timing pulley. The “L-CAM” line on the timing belt should run right in between the marks.
What’s the cheapest way to replace a Toyota water pump?
The cheapest and fastest was would be the “Old School” method. Yes, that is right ” No school like the Old School” I put the 22mm socket with a wrench and placed it in a loosen position. I placed the handle next to the frame in the passenger side and crank the starter. I am using the starter power to turn the bolt.
What’s the correct timing for a Lexus water pump?
One is a dot and other is a upside-down U. Your goal is to align the DOT at the bottom position. Basically it will be at the 6 O’clock position. Once you align the crank timing pulley to 6 O’clock then now you are ready to adjust the cam pulley to the proper position. There are two cam pulleys and they are different.
How do you change the drive belt on a Lexus LS400?
Put one wrench on a nut to use it for leverage. Use the other wrench on another nut to remove it. Mess around with it and you’ll figure it out. 5) Using a 14mm socket, turn the belt tensioner counter-clockwise with one hand and slip the drive belt off with your other hand.
How big should a Lexus water pump be?
Torque the four bolts to 7 ft-lbs. Re-install the water pump pulley and the other two pulleys that were removed. Tightening them to their recommended specification of 15 ft-lbs is difficult without the serpentine belt on. Tighten enough so that you can put the serpentine belt on, then tighter to specification.
When was the first Lexus LS400 made?
Most of the information on this site applies to first generation (1990-1994) LS400’s but newer LS’s will also benifit as the design was very similar and the engine didn’t change until the genIII. I am providing this information FREE of charge. The tutorials listed on this site have taken me a significant amount of time to put together.