LRL 10 02 53 802 - DISCOVERY 3 OWNERS HANDBOOK. Smarter Repair. Air suspension Fuel and refuelling Load carrying Towing Vehicle care Maintenance Vehicle battery Hard Reset will get rid of some fault codes. Hard Reset Instructions. If your scanner does not erase the codes and or turn off the MIL light, you might try what is called a hard reset. In brief, to start the hard reset process, open the hood but close all doors and let your 3 go to sleep - no radio display etc. Manually testing involves removing them from the vehicle and hooking up the ohm meter. Then push the sensor arm through the full seep and watch the resistance. I think it should be between 0.5 and 1.5K. It should not jump around. It should change in a smooth and uniform fashion. The sensors can be swapped from side. I have a 2012 disco 4 HSE. I am getting an intermittent suspension fault light - sometimes at start up, sometimes mid journey, sometimes never. Sometimes it skips from Amber to red warning and says max speed 30mph. Obviously height adjustment unavailable when fault light on. Took to local garage, put on computer, suggested compressor fault so In this video we show you how to fix / reset the error message "Air suspension inactive" on your Range Rover L322. This is a common fault message that appea Member Since: 06 May 2006. Location: Halewood. Posts: 298. Suspension Fault warning light. I'm by Colmar in France with the caravan slowly making our way back to the Tunnel crossing on the 18th. For the passed 10 days or so, I've occasionally been getting the yellow Suspension Fault warning light come on. Twice the light has subsequently gone red. Common problems with a Land Rover Discovery 3 include air suspension issues, faulty air compressors, defective or worn out air springs, and faulty valve blocks. Regular maintenance and inspections can help prevent these issues. For more information on common Range Rover P38 suspension problems, you can visit this link. Check for leaks. Pull fuse 26 and let it sit overnight. Fuse 26 is for the suspension level function. With it removed the truck will not self level and expose the leak to the guilty air spring. The air drier can be replaced for under $100. Maybe worth looking into rather buying a new comp. J. D3 Brake Light Fault? Hi. I have only done 1000m in my 06 D3 HSE and my RHS brake light has now stopped working. Also, if trailer is plugged in, the RHS trailer brake light also doesn't work. The bulbs are all fine, and have checked the handbook and fuses, but there is nothing for RHS brake light. It is as if the RHS brake light circuit is dead! k5W2g.

discovery 3 suspension fault reset