Parts and Tools Listed Below How to replace a EAS air compressor assembly on a Range Rover Sport or LR3 2005-2009 to alleviate the "Suspension Fault Normal Mar 30, 2011. Posts. 161. Reaction score. 4. Reset the ecu using the tools and then disconnect your battery for. 10 min. I'm not sure if this will Di it, but it resets damn near everything else, so why not. Sent from my iPad using Tapatalk - now Free. Oct 25, 2013. Jan 18, 2020. #2. lamper501 said: Hi my discovery 3 suspension won't raise on front suspension any information to start looking will be appreciated thanks. Google valve blocks, you can gte o ring kits on ebay for all three valves for under 20 quid, theres vids on youtube how to rebuild them. Contact Gstuart on here, hes had a few issues with 0. A short to ground of a sense wire could cause the incorrect temperature. Unplugging the connectors at the compressor should get rid of the high temperature warning but if not then a short somewhere between there and the suspension module. MY12 RRV 4.4 TDV8 AB, +LLAMS, +e-diff, +ACC stop/go. Easier to pull fuse 28 in the BJB next to the battery. Mine also had a fault code on the car and only responded once that fault code had been cleared as well. Here is andychelt´s pic of the FBH. The connectors from the left are: 1. FBH coolant pump 2. Canbus/W-Bus from timer (if fitted)/FBH fuel pump 3. With air suspension you have greater load carrying limits; 3. With air suspension you get a smoother ride (I have both and the air model is smoother) 4. With air, you have self levelling, better for towing etc etc etc If you can manage to keep the air springs it would be better, but if it is just too dear go for springs but with good quality Are you wanting to reset the Land Rover Discovery 3 Suspension, this is a very common issue with these vehicles, possible solutions include taking your vehicle to the shop (garage) for the dealer to take a look at this problem, another less expensive route may be to download a Landrover Discovery 3 Repair Manual, by downloading this manual you w L319 Discovery 3 and 4. Fault codes C1131 and P1A20 - air suspension. Results 1 to 6 of 6 Thread: Fault codes C1131 and P1A20 - air suspension. Thread Tools. bApqcKE.