Common Problems With the 2.4L TigerShark Engine. There are two main issues you may encounter from the TigerShark engine: high oil consumption and flaws in the MultiAir system design. These are related since the MultiAir system works by using engine oil. The problems become worse with a third issue: a faulty oil level warning system. Sounds to me something to do with the cams. maybe the timing of the engine is out of whack and the internals are whacking each other which hopefully it isn't. Im no expert so I wouldn't fully think this is the issue just an assumption with issues with Dual vvti. The timing chain, chain tensioners, rocker arms, valve springs, vvti cams gears, etc Pentastar 3.6L Common Problems. Some of the most common issues with the Dodge, Jeep, Ram, Chrysler 3.6 Pentastar engine include: Cylinder head (2011-2013) Rocker arms. Cooling system. Oil pump. Below we break down each of these problems in-depth. It's a good time to add a few quick notes. VVT-i ensures that the valve timing allows for minimum combustion and emissions. There are several benefits of a VVT-i engine like increased torque, elevated output, better fuel economy and emission reduction. Today's article will discuss the emergence of VVT-i, the difference between VVT and VVT-i engines, and their advantages and drawbacks. 7. Toyota Model: Corolla T-spirit 1.6 2002. Posted April 30, 2005. I have read lots of threads regarding heavy oil consumption on the various. versions of the VVT1 engine. In my case it concerns the 1.6 VVTI fitted to a 2002 Corolla T-Spirit. This engine is consuming over half a litre of oil every 1000 miles. Engine Performance Problems . A malfunctioning VVT solenoid can prevent the valve timing from advancing or retarding as needed. As a result, the engine may exhibit performance problems, such as rough running and poor acceleration. Rattling Noise From the Engine . A faulty VVT solenoid can prevent the VVT actuator from getting the oil pressure Posted March 27, 2013. The HJ review of the current Yaris (from 2011) doesn't have enough feedback for common problems on the current Yaris. If you're looking for a 2010 1.33 TR, this will be the old shape (produced 2006 to 2011), and there are some potential problem areas highlighted in the HJ review of that model. Quote. GWtEqw.

dual vvti engine problems