Will a bad exhaust valve cause a misfire?
Will a bad exhaust valve cause a misfire? Bent or burnt valves can also cause your engine to misfire. Your vehicle's fuel consumption could also increase if it is misfiring due to a bad valve. These are some of the many symptoms of a bad exhaust valve or intake valve. If you spot any of these signs, contact a professional mechanic as soon as possible. What causes exhaust back pressure to stop working? The Exhaust Back Pressure Valve is operated by an oil-filled actuator located in the turbo pedestal and controlled by the engine control unit. If the engine oil...