The turbo appears not to be the only major weakness of the petrol 2.3L CX7. Another is a problem with the timing chain and over-revving of the VVTi engine, as well as excessive heat build up. Additionally, owners complain of poor mileage from the vehicle even on open road / highway driving from the turbo 2.3L engine. Aug 29, 2022 · A faulty fuel pump can affect the turbocharger of the Mazda CX-5 in several ways. First, it can cause the engine to run lean, which can damage the turbocharger. Second, it can cause the engine to misfire, which can also put more stress on the turbocharger. Finally, it can cause the engine to overheat, which can lead to engine failure and damage May 23, 2022 · Top Mazda CX-7 Problems. Failure Turbocharger. The turbocharger in the Mazda CX-7 is widely known to be prone to failure, resulting in a lack of power and acceleration. In addition to the lack of acceleration and power, another symptom of a failed turbo is white smoke coming from the exhaust. A lack of power may develop due to a failed turbocharger. Failed turbochargers will require replacement to restore engine power. 313 people reported this problem 133 comments Mazda CX-7 Vehicles With This Problem 6 model years affected 2007, 2008, 2009, 2010, view all Average mileage: 92,834 (15,500–177,000) Sep 10, 2022 · 3. Bad Fuel Economy. Another symptom of wastegate stuck on closed is a poor fuel economy. Your engine will consume more without actually being burned. The fuel will be expelled through the exhaust system. The turbo system is a great way to improve the fuel consumption of your vehicle. Once you notice that your vehicle consumes more fuel than There appear to be 2 major reasons for turbocharger failure and Mazda CX-7 issues. The 2.3L petrol has 1) has known issues with the VVT actuator and 2) the motor runs hot. Both contribute to turbocharger issues and can cause complete engine failure. The VVT actuator uses oil pressure to change camshaft positions in the engine. .

mazda cx 7 turbo failure symptoms