Engine Light ON (or Service Engine Soon Warning Light),Oil pressure warning light ON
P0522 MERCEDES-BENZ Possible Causes
Low oil level or motor mechanical fault,Faulty Oil Pressure sensor,Oil Pressure Sensor harness is open or shorted,Oil Pressure Sensor circuit poor electrical connection
P0522 MERCEDES-BENZ Description
The PCM continuously monitors the engine oil pressure. The Oil Pressure Sensor/Switch sends a signal to the PCM when the engine is running.
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