Changsha Huaxing garage ALLEN: 13908462346 Tang: 13707480626 Address:?? Furong District lofty Road Ma Poling (Mapo Road Primary School opposite) Changsha best car paint care Huaxing auto repair shop located in Changsha Furong District, Changsha Huaxing lofty Road Ma Poling repair franchise auto repair shop car repair, sheet metal painting, maintenance, car air conditioning deodorant, car odor treatment, plating crystal paint, polishing, waxing, insurance claims, bus services agency, car painting, car, paint care and other services. Changsha best car paint care 1002.6E an Audi sedan (original engine), to start the car, but idle instability, shaking badly. Can slowly accelerate to 2000r / min, the car went out hard acceleration. Use V. A. G1551 is detected, the computer no fault output; detection engine, no leaks and plug loose; the use of fuel oil pressure gauge measuring systems, normal. Check the spark plugs, the color black, indicating a bad burn. Measurement of cylinder pressure is normal, did not find the phenomenon of black smoke exhaust pipe, fuel injection nozzle can exclude large reason. Because this car is original Audi, with catalytic converters, catalytic converters suspect may be clogged. Start the engine, then the vacuum table, slow acceleration, the degree of vacuum is gradually decreased to a very low value. Description exhaust system blocking phenomenon. Remove the catalytic converters, poured a lot of powder from the inside. After replacing the catalytic converter test, troubleshooting. Changsha best car paint care