Bmw M1 P400B Engine Trouble Code
When your car's 'Bmw M1 P400B 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.
Bmw M1 P400B Code Meaning :
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
Injector Circuit Malfunction - Cylinders
Crankshaft Position Sensor A Circuit Malfunction
Exhaust Gas Recirculation Sensor B Circuit High

When you check Bmw M1 car engine light came on code P400B the reason should be . However manufacturer may have a different definition for the P400B OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P400B OBD-II Diagnostic Powertrain (P) Trouble Code Description
P400B engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For P400B Code
The reason of P400B OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.P400B 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.
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