1. Turbocharger blade tenon sealing performance is poor.
Common faults: when waiting for the speed, the tail gas emissions black smoke, light and light, when driving, the car oil is exhausted.
2. The organic waste gas circulation pipe is seriously blocked.
Common faults: when running at constant speed, black smoke is emitted from exhaust gas, fuel supply is more serious, and fuel consumption is high.
3. Engine piston, cylinder wall and valve oil seal are worn out or brittle.
Common faults: cars emit very large black smoke, turbochargers have noise, turbochargers leak oil.
4. Turbocharger gas hose cracked.
Common fault conditions: the car to the throttle and oil will appear under the condition of "flapping" sound.