Mercedes Sl 55 P3957 Engine Trouble Code

Mercedes Sl 55 P3957 code can be about replacing a broken oxygen sensor can eventually lead to a busted catalytic convertor which can cost upwards of $2,000. Taking your car into a shop will cost you around $200 depending on the car. However, an oxygen sensor is easy to replace on many cars and is usually detailed in the owner's manual. If you know where the sensor is, you only have to unclip the old sensor and replace it with a new one. Regardless of how you approach it, you should get this fixed right away.

Mercedes Sl 55 P3957 Code Meaning :

When you check Mercedes Sl 55 car engine light came on code P3957 the reason should be . However manufacturer may have a different definition for the P3957 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P3957 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P3957 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For P3957 Code

The reason of P3957 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P3957 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.

P3956 Previous Engine Trouble Code For Mercedes Sl 55

Next Engine Trouble Code For Mercedes Sl 55 P3958