Riley Mph P3977 Engine Trouble Code

When your car's 'Riley Mph P3977 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.

Riley Mph P3977 Code Meaning :

When you check Riley Mph car engine light came on code P3977 the reason should be . However manufacturer may have a different definition for the P3977 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P3977 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P3977 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For P3977 Code

The reason of P3977 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P3977 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.

P3976 Previous Engine Trouble Code For Riley Mph

Next Engine Trouble Code For Riley Mph P3978