U2004 Engine Trouble Code

When your car's ' U2004 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.

U2004 Code Meaning :

When you check car engine light came on code U2004 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the U2004 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U2004 OBD-II Diagnostic Network (U) Trouble Code Description

U2004 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For U2004 Code

The reason of U2004 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.

U2004 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.

U2003 Previous Engine Trouble Code For

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