Bmw 320i U209U Engine Trouble Code
When your car's 'Bmw 320i U209U 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 320i U209U Code Meaning :
OBD-II Diagnostic Network (U) Trouble Code For Engine
Fuel And Air Metering (Injector Circuit Malfunctions Only)
Injector Circuit Malfunction - Cylinders
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Bmw 320i car engine light came on code U209U the reason should be . However manufacturer may have a different definition for the U209U OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
U209U OBD-II Diagnostic Network (U) Trouble Code Description
U209U engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For U209U Code
The reason of U209U OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.U209U 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.
U209F Previous Engine Trouble Code For Bmw 320i | Next Engine Trouble Code For Bmw 320i U20A0 |