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Ningbo Landi Transmission Parts Manufacturing Co.,Ltd
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Knowledge
Symptoms: After the wheel alignment value misalignment, vehicle direction when cornering feel heavy, back to being bad, there will be partial tire wear phenomenon. According to statistics Benz W140 chassis repair cars typically 60,000 to 70,000 km when driving around, hanging pouches under due to damage caused by inaccurate positioning value more.
Resolution: The above symptom occurs, you must promptly to the repair shop to replace the hanging pouches, wheel alignment adjustment.
2 Replace the spark plug
Symptoms: After the spark plug performance deterioration, was driving when you will feel underpowered engine, and is accompanied by hard acceleration suck car exhaust pipe issue a "sudden, sudden" sound when idling engine shake and so on.
Solution: We recommend that you travel 30,000 kilometers every repair shop to check the spark plug and replace if necessary.
3 Symptoms after three dirty throttle body
Symptoms: Mercedes-Benz W140 sedan throttle when traveling 20,000 km or so, due to air quality reasons, there will be a lot of dirt at the shut-off valve, when the dirt accumulated to a certain thickness, the engine will be difficult when you start the car, with the car idling abnormal phenomena such as moving flame, then you need to clean up the throttle.
Solution: After cleaning can meet the standards set by the original diagnostic.
4 injector cleaning for demolition
Symptoms: After dirty fuel injectors, the engine will be difficult to start, power down, accelerate slow, idle shivering, black smoke, excessive exhaust, severe engine will not start.
Solution: to avoid demolition clean fuel injectors, cleaning can also coke combustion chamber and piston top cleansed. Recommend traveling 20,000 km per vehicle once to avoid demolition clean. This also prevents accumulation of thick coke intake system.
5 steering oil spill
Symptoms: After the W140 chassis car steering damage repair kits, steering there will be many external machine oil, power steering oil to make a loss. Severe loss of oil will be issued at the time of turning a lot of noise, if not repaired will make the loss of oil booster pump damage.
Solution: find steering oil spill should go to the repair shop to replace the steering gear repair kits to prevent loss of power steering system component damage caused by oil. General W140 chassis cars traveling 100,000 kilometers around, steering oil leakage phenomenon more.
