Traditional Culture Encyclopedia - The 24 Solar Terms - Performance of automobile gearbox problems
Performance of automobile gearbox problems
Although the car is a relatively large existence, there are actually many parts on the car. No matter which accessory fails, it may be more serious for the car. Let's take a look at these performances that may indicate gearbox failure.
1, impact when starting or driving
Fault condition: the car has obvious impact when starting, driving or accelerating.
The reasons for this failure may be: the engine idle speed is too high; Improper adjustment of throttle cable or throttle position sensor causes high oil pressure in the main oil circuit; The failure of the main oil pressure regulating valve causes the oil pressure in the main oil circuit to be too high; The shift actuator slips; The oil pressure solenoid valve does not work; There is something wrong with this computer.
2, into the car.
Fault phenomenon: after the car starts, put the D or R gear, release the brake, and the car will not respond and will not move forward. Manual gear shift 1 gear release the clutch and the car will not run.
Cause: It may be that the transmission input shaft or reverse clutch is damaged or the reverse brake is damaged. It may also be caused by oil leakage in the gearbox and a serious shortage of gearbox oil.
3. Engine flameout after gear shifting.
Phenomenon: When the engine is idling, the engine stops when the joystick is changed from P or N to R, D, S and L (or 2, 1). Or when driving in forward gear or reverse gear, press the brake pedal and the engine stops.
Cause of failure: It may be the following four reasons: the engine idle speed is too low; The locking control valve in the valve plate is stuck; The gear switch is faulty; The input shaft speed sensor is faulty.
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