How much is Nissan Teana cleaning the throttle?

Nissan Teana generally needs about 60 to 80 yuan to clean the throttle, and it can be cleaned directly in the repair shop. There is no strict limit on the frequency of cleaning the throttle, which has a lot to do with car habits and environment. If it is dirty, it should be washed. Phenomenologically, when the idle speed is unstable, cleaning should be considered. Under normal circumstances, the 4S shop will advise the owner to clean about 20,000 kilometers. Of course, different models have different situations, and some throttles are easy to get dirty. It is not unusual to clean seven or eight thousand kilometers when it is serious.

Five functions of regular cleaning:

1. can effectively clean and dredge the glue and carbon deposit of the injector and keep the fuel system clean.

2. It can clean the exhaust gas circulation system, reduce exhaust gas emission and save fuel, thus effectively protecting the oxygen sensor and the three-way catalytic converter.

3. It helps to prevent symptoms such as knocking, unstable idle speed and poor acceleration caused by colloid and carbon deposition.

4. It can eliminate the carbon deposit on the valve seat, lubricate the valve and valve guide, improve the sealing performance, restore the cylinder pressure and increase the power.

5. It can blow off the carbon deposit in the combustion chamber, lubricate the upper part of the cylinder, reduce the wear of the piston ring and prolong the service life.

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