The exhaust emission test of imported Kia Souranto four-wheel drive failed.

According to the relevant information inquired, the countermeasures for Kia Souranto four-wheel drive vehicle to fail the exhaust emission test:

1, repair shop maintenance: replace everything that should be replaced, tidy it up, and then check the exhaust gas, which is more expensive.

2. Cleaning the tail: the nozzle can be treated to clean the oil circuit, and the fuel partner is used before the test. The nozzle does not work, and the three-way catalyst needs to be replaced. The price is about 4,000 yuan.

3, find someone to bring: just find a scalper to help with the annual review, the vehicle management office has a bunch of such scalpers, just give some money, it is relatively easy, you can pass.

4. Cleaning the three-way catalytic converter: If it is unqualified, you can clean the three-way catalytic converter. You can consult the car wash shop for details.

5, drop the spark plug, change 97 oil and then flush the exhaust pipe with water, which can change the exhaust gas in a short time. Automobile exhaust emission refers to the emission of harmful gases such as CO (carbon monoxide), HC+ nitrogen oxides (hydrocarbons and nitrogen oxides) and PM (particulate matter, smoke and dust) in automobile exhaust, which poses a serious threat to human health.