In this video, Doug, our Land Rover Master Technician, will use the iLAND Diagnostic App to perform a GEMS closed throttle position reset, a function that must be done on Range Rover 4.0/4.6 P38, Discovery and Defender with GEMS engines. iLAND, advanced diagnostics for your smart phone, is the next generation diagnostic app for Land Rovers!
so decided to take the cover off the air susp compressor to see what brand compressor i have and checked against ebay lookalikes and it seems its a hitachi air suspension compressor, so just went ahead and ordered a brand new replacement instead of mucking around with filters. to take the bottom cover off is easy 3 bolts and all is revealed. now just have to wait for the replacement from Melb 360°. +164. Average. 7.6. out of 10. edmunds TESTED. The Land Rover Discovery stands out with its luxurious interior and above-average off-road performance. Previous Discovery models suffered Rover Tech Tips; 3 Amigos Warning Light Error; Troubleshooting Warning Light Errors: The "Three Amigos" on Land Rover Discovery Series II Applies To: Discovery Series II | 1999-2002. A common problem seen in Discovery Series II vehicles is series of three warning lights displaying in your dash. g2n0.