What is the big setback of Peugeot 308 automatic transmission at low speed?

The reasons for the sudden shift of Peugeot 308 automatic gear in Pacific Auto Network at low speed are: 1, and the ignition system of the vehicle is faulty; 2. The ignition system parts are loose; 3. The engine has serious carbon deposition; 4, engine parts aging; 5, throttle carbon deposition is more; 6. The air filter was not replaced in time; 7. Too much carbon deposit in the injector; 8. The oil pressure is unstable.

It may be that stubborn impurities and dirt are formed inside the gearbox, which will block the control pipeline, lead to the delay of the automatic transmission control valve and cause the gearbox to bump and impact. It is recommended to clean the carbon deposit in the gearbox as much as possible.

It may be that stubborn impurities and dirt are formed inside the gearbox, which will block the control pipeline, lead to the delay of the automatic transmission control valve and cause the gearbox to bump and impact. It is recommended to clean the carbon deposit in the gearbox as much as possible.

Generally, it is very easy to be frustrated when a car accelerates suddenly or after braking. In general, when the driver refuels slowly, the original logic of the computer is that only upshifts can complete acceleration. However, due to excessive force, the clutch found that it needed to downshift in the upshift process to complete the rapid acceleration, so it immediately downshifted, so that once, the power could not be transmitted smoothly and it was easy to cause frustration.

The treatment method of Dongfeng Peugeot 308 gearbox retrogression is as follows:

1, first judge whether this frustration is normal according to the normal reasons mentioned above. Generally speaking, it should be normal if frustration persists. If you suddenly feel different, there may be something wrong.

2. Check whether the temperature of the gearbox is normal. If it is not normal, check the cooling system of the gearbox. If the cooling is normal, check the following.

3. Reprogram the gearbox computer system.

4. Change the gearbox oil at least once every 2 years or 40,000 kilometers.

5. Check whether the valve body in the gear box is damaged.

(Photo/Text/Photo: Pacific Auto Network Q&A called Beast)