Don't bother replacing the gaskets on the vacuum pump. Won't work. Get a new genuine or Pierburg pump (upgraded). There are a lot of cheap copies for sale but I wouldn't try those.
Be aware that there are ppl on fleabay selling "Genuine" pumps for about $150 (incl. the fake labels) but they are...
Also worth noting that the bolts need to be torqued to spec with the vehicle in std ride height. With the vehicle on the lift it is best to have the front suspension deflated so you can easily push the suspension up to std ride height position and then torque the bolts. If not done like that the...
If the A-pillar is not wet then it is most likely the sunroof drain tube rubber grommet (part that goes through the body). They often become brittle and dissolve so the water from the sunroof no longer drains into the wheelarch.
Plenty of video's on YT about how to fix it. Best to buy a new set...
Sounds like bad tie rods. A common wear problem. Make sure you order the correct ones for your vehicle. They changed the thread on them.
See this video:
Badly installed windscreen. Could be the cause of the noise. Is it an original (LandRover or Pilkinton) windscreen? The non genuine ones usually have a poor fit and cause all sort of problems.
There is a specific procedure to bleed the ABS unit. You can use the GAP tool to do so. Don't know if you actually bled the ABS unit in all your efforts.
This pump is for the emission control ...
https://parts.landrovertampa.net/2011-LR4-HSE-Emission-Components-s/21621.htm or is this info incorrect?
And it will give the white smoke ...
It is unburned fuel. The vacuum pump is part of the evap system and connected to the vapour canister. If there is liquid fuel in it instead of vapour (overfilling of tank or faulty purge valve) it can cause the excessive smoke when the conditions are met that the fuel vapour is normally lead...
Video is in German but with subs you can understand his comments. Most intersting is how he fitted the airline rails with supports for jerry cans and kitchen box. If one would add a nice interior storage system it would be a very nice Overland LR4.
PS: the jerrycan holders are from...
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