Engine Overview and Common Failures
The weight of the XU7JB engine according to the catalog is 115 kg. The engine number XU7JB is located at the junction of the block and gearbox. Electrical problems. This strong and durable engine is known for regular failures in the electrical system. The most common failures are: fuel pump, stepper motor in the idle control valve, as well as throttle position sensors and coolant temperature sensors. Throttle. The engine is equipped with a simple throttle with a cable drive, but there are complaints about it: its throttle valve not only gets dirty quite quickly, but also regularly freezes in winter. In addition, in cold weather, crankcase ventilation pipes can freeze and oil will be squeezed out through the dipstick. Other problems. Owners often have to deal with air leaks, lubricant leaks, adjust valve clearances, and keep an eye on the belt, as its breakage can cause valve interference. Also, due to the low position of the air intake, hydraulic shock can occur.