C0366 Mercedes-Benz 290+ is described as Fuel Rail Pressure Sensor Circuit Malfunction. This code is strictly about the incoming signal from the FRP (fuel rail pressure) sensor falling below the calibrated limit for a certain period of time. As you drive and when specific conditions are slowly met, the vapors will gradually purge from the charcoal canister and will get burned within your engine.
SymptomsSymptoms of a C0366 Mercedes-Benz 290+ diagnostic trouble code may include:
Possible Causes :
If all testing has passed so far yet you still have the same code, check your scan tool and see if it can open and close the IMRC valve. With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground.
Diagnostic trouble code C0366 Mercedes-Benz 290+ is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.
Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before C0366 Mercedes-Benz 290+.
Fortunately, C0366 Mercedes-Benz 290+ is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.