631 posts · Joined 2007. #3 · Mar 17, 2011. There was a used car test here in Hungary about an S-type and the owner told the tale of a VVT solenoid fault. The faulty solenoid caused the timing to be stuck in one position (too much timing advance) and the result was similar to a misfire (though it was inproper fire rather). F-TYPE marks 75 years of Jaguar sports cars and its final model year update. posted an article in News & Articles, October 14, 2022. The Jaguar F-TYPE is the definitive Jaguar sports car from a rich bloodline spanning 75 years and including some of the most iconic models ever built. Picked By. A clattering/knock/rattle noise may be heard from the engine in 2014 Jaguar F-Type, 2013-2015 XF and XJ vehicles equipped with a 3.0L supercharged engine. This may be caused by a torsional isolator and/or the torsional isolator spring support shaft wear, causing excessive backlash in the supercharger drive. Even the facelifted 2021 Jaguar F-Type, the modern-day spiritual successor to the E-Type, still uses a supercharged V6 engine. Jaguar is expected to replace the V6 engine in the F-Pace SUV with Low Fuel Pressure: A clogged fuel filter or defective fuel pump can lead to low fuel pressure. When you have low fuel pressure, your Jaguar’s engine will receive too much air resulting in misfires. Bad Spark Plug: A bad spark plug is the second most common cause of misfires. Spark plugs wear out over time and need to be replaced. Aug 3, 2018. #2. I know the Jaguar LandRover TDV6 engines suffer from catastrophic engine failure as a result of a common crankshaft bearing issue. I know someone with a 2014 RangeRover Sport who was given a big for £12,000. I have the same engine in my F-Type (AJ126) albeit tuned to 450 hp and it is known to be a fairly noisy/rattly engine from new. Much of the diesel like ticking and rattling is normal and is due to the fuel injectors and high pressure fuel pumps (2 of them) as it's a GDI (Gasoline Direct Injection) engine which uses extremely high fuel pressure into and through the injectors. Problems with the timing chains and especially the tensioners on the AJ133 (both NA and SC) are well known by JLR. For some unknown reason they seem to effect Range Rovers more than Jags, maybe just because there are more 5.0 RRs than 5.0 Jags. It's the exact same engine in both other than for some minor differences with the sump and alternator. My first two favorites were the V6 Supercharged and the V6 Diesel but both engines seem to be really weak. Regarding the supercharged engine, I read a lot about broken supercharger pulleys, rattling timing chains caused by a bad tensioner, periodic leaking cooling pipes, and faulty water pumps, and problems with the valve train, especially Apples to apples, the 0-60 time fell by one-tenth of a second (3.6 to 3.7) while quarter-mile time improved a tad. (Both sets of tires need 11.8 seconds to go 1,320 feet, but the Michelins have a RqdVM.