Troubleshooting public Polo idling, easy to extinguish
  • Automotive

A mileage of about 81000km, equipped with 1.4L 16 valve engine, manual transmission Volkswagen Polo car. The car owner reflected that the car had previously cleaned the oil road, the injector, grinded the gas valve, replaced the spark plug, the ignition coil, and interchanged the engine control unit, but the fault was not excluded.