12 What happened to the trouble light of Regal gs?

Reasons for the trouble light of Regal gs in Pacific Auto Network 12: Poor combustion state and poor engine combustion state are the main reasons for the trouble light of the engine. 2. The engine knocks, the vehicle is weak, the engine noise is too high, and there is obvious knocking sound. 3. Poor fuel quality. 4. The inside of the engine cylinder is not clean and there is carbon deposit.

Automobile exhaust emission is not up to standard.

The reasons for the trouble light of Regal engine are as follows:

1, the exhaust emission is not up to standard, such as poor fuel, failure of three-way catalyst, excessive carbon deposition in intake pipe, blocked fuel nozzle, failure of oxygen sensor, occasional misfire of engine, etc. , engine fault lights will be on, and poor oil quality will lead to the most engine fault lights;

2. The fault light is on due to poor engine system, such as the fault of accelerator pedal sensor, throttle position sensor, air flow meter and crankshaft position sensor. Or poor line contact, etc. , it will cause the engine fault light to light up;

3. Some vehicle gearbox system failures are also indicated by engine failure lights, such as internal gearbox failures, slippage, high temperature, etc. 97% oil. If this oil does not meet the standard of this car, it means that your car does not meet the national oil standard and is not suitable for production and sales. Consumers can bear the loss! Now Shanghai GM uses the term engine oil problem to cover up the quality problems of the car itself, such as engine problems, three-way catalyst problems and so on.

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