Replace KIA k4 throttle.

Kia's 40,000 km is recommended to be maintained in a qualified repair shop or 4S. The maintenance cost of KIA's 40,000km is about 1.90 yuan. KIA K4404 million km maintenance project: 1. Replace KIA K4 oil, oil filter, fuel filter and air filter; 2. Check whether the KIA K4 brake system leaks oil and whether the brake pads are within the specified thickness; 3. Check the wear of KIA K4 engine belt and adjust the belt tension if necessary; 4. Check KIA K4 transmission, transmission shaft and universal joint sheath for oil leakage and damage; 5. Check the tread depth, tire pressure and tire wear of KIA K4 tire, and conduct four-wheel alignment if necessary; 6. Check whether KIA K4 throttle valve and idle valve are too dirty, and clean them if necessary; 7. Check the condition of KIA K4 spark plug, replace it if necessary, and clean the fuel nozzle without disassembly; 8. Check the conditions of KIA K4 steering assistance, braking system and automatic transmission; 9. Check whether the braking force, shifting and steering of KIA K4 are normal; 10. Lubrication of related parts of the whole vehicle.