Q
Hello, Chen Gong, what effect does ordinary gasoline car have on the engine by adding pure oxygen to the engine air inlet and driving with ignition?
A
will cause poor combustion. The oxygen content in the air is sufficient, and sufficient redundancy has been prepared during engine design. Adding oxygen will make the engine mixture too lean.
Q
Chen Gong, 12 Landwind X8, diesel two-wheel drive manual, what is the reasonable 2-speed range? Slow traffic in a traffic jam, and the speed drops below 20 (20~10 yards/speed 1200~800). Do I need to change the first gear? Is it out of gear? Will it hurt the car?
A
Reverse gear, as long as the car does not move forward and backward, it is a suitable gear.
Q
Hello, Chen Gong, I would like to ask, Toyota Vichi, 2007 model 1.3 manual transmission, 110000 kilometers, the first and second gears are stuck, but it is smooth after stopping the car a few times (but not Go), the driving is stuck again. What is the reason?
A
There are two problems with this phenomenon: the first is that the clutch is not completely separated, and the second is that the lock ring of the first and second gear synchronizer is worn out. These two problems.
Q
Hello Chen Gong, Mai Rui Bao 17, 1.5T, 70,000 kilometers, the vehicle suddenly appeared in normal driving, the sound of the engine power is reduced, the fault light is on, the speed is 1 After a while, the engine makes a rattling sound. The faster the speed, the louder the sound.
A
The phenomenon of engine knock is also caused by engine carbon pollution. The way to solve the problem is: Thoroughly clean the intake duct and combustion chamber to solve the problem, this car has no other problems.
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.