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P0303 code mercedes The codes coming on the computer was P0303 - cylinder 3 See full list on mechanicbase. This misfire can lead to a lack of power, rough idling, increased emissions, and even potential damage to the catalytic converter. If the engine speed fluctuates enough to cause the Crankshaft Position (CKP) sensor signal to vary, the Engine Control Module (ECM) can determine that a misfire is occurring. . P0303 Mercedes-Benz Code - Cylinder 3 Misfire Detected Mar 7, 2013 · Code P0303 Type PowerTrain Status Pending ECU $7E8 Description Cylinder 3 Misfire Detected "A P0303 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. Jun 14, 2020 · Code P0303 Mercedes-Benz Description. com Causes. When a misfire occurs, engine speed will fluctuate. Apr 7, 2025 · P0303 Mercedes code indicates a cylinder 3 misfire detected by the engine control unit (ECU). In this case it's cylinder #3. I sent it to the first mechanic and he said the spark plugs, injectors and coils need replacing, I did that and the issue was still there. In some cases, the catalytic converter has gone bad. This article from AutoExplain. Possible causes of OBD code P0303 Mercedes A code P0303 Mercedes may mean that one or more of the following has happened: Faulty spark plug or wire Faulty coil (pack) Faulty oxygen sensor(s) Faulty fuel injector Burned exhaust valve Faulty catalytic converter(s) Running out of fuel Poor compression Defective computer Code P0303 Mercedes-Benz Description When a Mercedes-Benz vehicle displays the diagnostic trouble code P0303, it indicates that a misfire has been detected in cylinder 3 of the engine. com provides a comprehensive guide Jan 21, 2024 · Only a few weeks after I got the car the check engine light started coming on, the started shaking as I would slow down or come to a complete stop. knt upolyj ocv rlcbgyd rxhom nvevq gke oqtcf wxwi qfvk |
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