Firstly, exhaust gas recirculation valves can become sticky, which will show up as the engine not performing as well as it normally has. This is a fairly straightforward fix. This is not a reason to not buy one of these excellent cars. The second thing is that the front lower control arm bushes can become worn. Once I stopped and turned off the ignition it would reset and do it all over again on the next restart. I researched all TSB's to date and as long as the compressor still runs, the dealers would do the following: Replace the dryer (VUB504700) $97.67. Replace the relay (YWB500220) $10.85. The top six reasons air suspension doesn’t work include the following: Blown fuse. Bad relay. Faulty compressor. Air leak. Faulty wiring. Faulty height sensor. In this post, you’ll learn the top causes of an inoperative air suspension message, how to diagnose your suspension problem, and also how to fix it. 5187 posts · Joined 2007. #13 · Aug 11, 2015. Correct. If it senses something wrong, it won't lower. The airbag takes the place of the spring in air suspension, there is still a shock absorber inside. Its like a McPherson strut with a rubber bag instead of a spring. '08 RRS HSE Stornoway Gray. It was/is a 2008 diesel HSE. Priced at £3800 which seems reasonable. However although it has a full years MOT, it had quite a few advisories including one for corrosion. Looking back through the history it has failed a fair few MOTs, some in quite substantial items including one year where it failed the emissions and had an engine warning Shorting the battery leads, drains all of the ecus capacitors of power so that when power is restored, they go back to the default memory store and refresh the settings to default. Mark. 2006, D3 SE Auto - gone but not forgotten. 2014 BMW 530d M Sport Tourer. 1977 Triumph Spitfire 1500. Landrover Discovery 3 The suspension system shows a fault and goes into safe mode. Took it to Landrover & they recommend replacement of the suspension system at quite some cost. The vehicle has only done 70 thousand Km & i dont want to go to this expense. Apparently there are certain sensors on each wheel and any one of these can cause a problem. A failing wheel speed sensor will cause various braking system faults including HDC, ABS and TC. A failing compressor or other suspension system component will not trigger a HDC fault. MY12 RRV 4.4 TDV8 AB, +LLAMS, +e-diff, +ACC stop/go. Produce LLAMS for LR/RR, Jeep GC/Dodge Ram. VK2HFG and APRS W1 digi. My Discovery 3. No doubt this has mentioned previously. I have been occasionally getting an amber warning lght coming up with a script of Normal Height Suspension only (or similar to that). It may not appear for a few days and then will pop up as I am driving along. The suspension when the light is not on is fine. I stopped the squeaking noise coming from my front brakes on my Land Rover Discovery 3 by doing a simple and easy brake job. The brake pads I used are cerami bZMUz.