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LR3 rear will not lower

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Old Jan 5, 2016 | 05:07 PM
  #21  
jsccinc's Avatar
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Drifting
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From: New Jersey
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I recently noticed that it will adjust itself to normal height, not really sure what that is at this point, when it's first started. The left front starts to drop first then the right front and eventually followed by the back. It appears to drop to access height. It slowly drops while driving but I always have a suspension fault so the compressor won't come on to maintain pressure. It's usally only a matter of time before the amber susp warning light turns red. I'm thinking it's time to start checking for leaks. Is there any way to bypass the compressor and pressurize the system manually? Or could it still be an electronic issue?
 

Last edited by jsccinc; Jan 5, 2016 at 05:11 PM.
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Old Jan 5, 2016 | 07:34 PM
  #22  
houm_wa's Avatar
Camel Trophy
Joined: Apr 2009
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From: North of Seattle
Default Red Suspension Faults

Originally Posted by jsccinc
I recently noticed that it will adjust itself to normal height, not really sure what that is at this point, when it's first started. The left front starts to drop first then the right front and eventually followed by the back. It appears to drop to access height. It slowly drops while driving but I always have a suspension fault so the compressor won't come on to maintain pressure. It's usally only a matter of time before the amber susp warning light turns red. I'm thinking it's time to start checking for leaks. Is there any way to bypass the compressor and pressurize the system manually? Or could it still be an electronic issue?
Red suspension faults usually mean a sensor out of calibration or a toasted compressor. If you do a hard reset to clear the faults you could exercise the compressor and rule it out. After that it's simply a calibration. You can go to the dealer and pay $200 or you can buy an IIDTool for $400 and do it yourself. My suggestion is the latter. If you are going to keep this vehicle you should have a GAP tool.
 
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Old Jan 7, 2016 | 09:02 AM
  #23  
TOM R's Avatar
Baja
Joined: Mar 2009
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From: south n.j. and ne va.
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There was a thread here about manually pressurizing the system for diagnosis and it is not easy to do iirc

Plus the suspension constantly makes adjustments so without the compressor running kind of screwed


Another water ingress with a rover service bulletin is the a pillar covers, pull the covers, remove the locator pin at top seal hole in body for that pin, then Rtv around the other holes where the body clips push into and snap cover back on



Iirc the cowel must be removed so this is also a good time to make a water deflector for the hvac intake

In the end you may be stuck with going to a dealer or at least an Indy shop, when we bought the lr3 we bought a decent scanner because I do all my own work and knew there would be issues, it has payed for itself over and over,only time I have had this rover to dealer was for a full alignment
 
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Old Jan 7, 2016 | 10:20 AM
  #24  
cmb6s's Avatar
Recovery Vehicle
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From: Herndon, VA
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Other way around... pillar covers must (should) be removed in order to remove cowl, but the pillar covers themselves just pull straight off.
 
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Old Jan 8, 2016 | 10:57 AM
  #25  
TOM R's Avatar
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From: south n.j. and ne va.
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I could not recall the order in my head lol, either way these are leak points to address before they become an issue, self explan the problem once you take it apart
 
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