P0204 OBD-II Trouble Code: Injector Circuit Malfunction – Cylinder 4.
What does the P0204 code mean?
OBD-II Code P0204 is defined as a Injector Circuit/Open – Cylinder 4. The engine control module (PCM) has special transistors called “drivers” to turn the Fuel Injectors on and off in the Fuel Injection System. If the PCM cannot control the fuel injector, it will set code P0204.
What causes open injector circuit?
Here are some of the possible causes of the code: Defective fuel injector. Circuit issues, such as corroded wiring or poor connections. An issue with the PCM, such as software in need of an update.
What does injector circuit malfunction mean?
P0200 means that the engine control module (ECM) has detected a malfunction in the fuel injector circuit. The fuel injector circuit controls the fuel injectors and commands how much fuel and when to spray the fuel.
How do I fix code P0203?
What repairs can fix the P0203 code?
- Repair or replacement of wiring harness.
- Cylinder 3 injector replacement.
- ECM replacement.
- Connection issues fixed.
How do I fix error code P0204?
What repairs can fix the P0204 code?
- Replacing fuel injector cylinder 3.
- Repairing or replacing the wiring harness.
- Fixing connection issues.
- Replacing the ECM.