Mercedes-benz 540 P0477 Engine Trouble Code

Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

Mercedes-benz 540 P0477 Code Meaning :

When you check Mercedes-benz 540 car engine light came on code P0477 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P0477 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P0477 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0477 OBD-II Trouble Code Exhaust Back Pressure Regulator - Is a variable position valve that controls exhaust back pressure during cold ambient temperatures to increase cab heat and decrease the amount of time needed to defro P0477 code.

Reason For P0477 Code

The reason of P0477 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P0477 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

P0476 Previous Engine Trouble Code For Mercedes-benz 540

Next Engine Trouble Code For Mercedes-benz 540 P0478