Replace the shock absorber buffer block
    Symptoms: According to statistics, Jetta shock absorber system failure rate is relatively high. In the process of driving the car, due to road conditions Jetta car pressure bearings often crack damage phenomenon, serious will make the wheel positioning inaccurate, handling performance is reduced. After the slow block after the damage, such as driving in the bumpy road, the body will be instantly off the ground gap may cause too much off the end of the phenomenon.
    Solution: should travel to 50,000 km to the car repair shop maintenance.
    Maintenance price: before the replacement of the pressure bearing capacity of 48 / month, the material cost of 75 / month. Replacement after the reduction of red block working hours fee of 33 / month, material costs 40 (oem) / month.
    Clean the throttle body
    Symptoms: Jetta sedan 5v throttle for semi-electronic. In the exercise of 20,000 km or so, due to air quality reasons, the closure valve will have a lot of dirt, when the dirt accumulated to a certain thickness, the engine will start when the car, driving flame and other phenomena, then the throttle need to clean The
    Solution: After cleaning, the computer can be set to meet the standard.
    Maintenance price: cleaning throttle working hours fee of 80 yuan, 18 material fee.
    Replace the spark plug
    Symptoms: Spark plug working environment and its harsh, if you do not replace the spark plug for a long time, when you drive driving will feel the engine power shortage, slow fuel and so on.
    Solution: You should check with the repair shop to replace the spark plug.
    Maintenance price: General manufacturers require every 30,000 km to check the replacement of a spark plug. Replace the spark plug 5v model working hours fee of 7 / month, material costs 5v models for 9 / month. 2v model working hours fee 7 / month, 2v models material costs 9 / month. Carburetor models working hours fee 3.5 / month, material costs 5 / month.
    Wheel alignment
    Symptom: The wheel position is related to the angle of the suspension system assembly. If the positioning value is inaccurate, the handling performance of the vehicle will be reduced, and when the vehicle turns, the direction will be heavy and the sensitivity will be reduced.
    Solution: When you find the car running deviation and tire partial grinding phenomenon, you must promptly to a qualified repair shop for commissioning repair.
    Maintenance price: four rounds of working hours for the EFI models of 160 yuan, 140 of the carburetor models.
    Disassembly cleaning nozzle
    Symptoms: Because the gasoline will contain impurities, so these impurities may be attached to the needle in the injector. Driving will feel the engine powerless, trembling, the work of the unstable, exhaust exceeded, serious engine will not start.
    Solution: At this point you need to clean the nozzle, but also the combustion chamber and the top of the piston coke washed away. General requirements of the vehicle every 20,000 km for a cleaning.
    Maintenance price: cleaning fuel injector working hours fee of 52.8 / times, material costs 68 / bottle (650ml).
    Replace the outer cage and outer cage dust cover
    Symptom: Since the Jetta sedan is a front wheel drive and independent suspension type, the front wheel is both the drive wheel, but also the steering wheel, the outer cage and its dust cover under various stress, the use will be damaged, after damage We can see with the naked eye.