The Rover was parked overnight. The next morning it was fired up and indeed misfired, but only for about 30 to 60 seconds; then it ran smooth as silk. Further diagnosis commenced, and the numbers 2 and 3 injectors were replaced with injectors purchased from an aftermarket vendor. Codes were cleared and the vehicle sat overnight again. MEMBER. 2001 LAND ROVER DISCOVERY 2. V8. 4WD. AUTOMATIC. 16,100 MILES. When accelerating car stutters till you stop accelerating, then it runs smooth as long as you remain at a constant speed, seems to be getting worse in the last couple of weeks. Have not had a tune up this year, wondering if that could be it or could it be a dirty air filter GDL Automotive Services has a qualified Land Rover and Range Rover technician in our team. Harith is based at our Warriewood store and you can read up about him and his qualifications by clicking here. Contact our Warriewood branch if you have any Land Rover or Range Rover inquiries (02) 9979 5933. Does getting your car to a service centre and Engine Land Rover And Jaguar 306DT TDV6 And SDV6. The 306DT internal combustion engine has established itself as an engine with an increased resource and violent temper. The diesel engine has 6 cylinders, a cast iron block and aluminum cylinder heads. 6 cylinders are arranged in a V-shape. 24 valves, 2 camshafts and timing belt drive. This video series is all about replacing the injector leak off line / injector return lines on my 2005 Land Rover Discovery 3 2.7TD. In part two I remove the An easy check for a sucking manifold gasket or injector o-rings is take a can of starting fluid and while idling, spray some around the fuel rail and intake manifold. If the rpm's or motor changes in tone, might be something to investigate further. Good luck and keep us posted.. M. muddybeast Discussion starter. Easy and Simple to use Fuel Injector Tester for your Land Rover Vehicle. The Land Rover fuel injector tester can help diagnose injector problems. It will assist you to test each fuel injector individually to help diagnose fuel delivery problems such as sticky, leaking or burnt-out conditions. It uses your 12V vehicle It will take count around 200 euros for 1 injector counting the workforce. This reason may quickly fluctuate according to the engine power installed on your Land Rover Discovery. But usually, it will be necessary to plan between 800 and 1000 euros for the complete change of injectors. To conclude: un injector problem on a Land Rover Discovery dv78xm.