OBD Code P0203

Injector Circuit Malfunction - Cylinder 3

CodeP0203
DescriptionInjector Circuit Malfunction - Cylinder 3
Possible CausesFuel injector 3 circuit fault.
SystemFuel System

What Does P0203 Mean?

Injector Circuit Malfunction - Cylinder 3. This diagnostic trouble code (DTC) is stored when the vehicle's onboard computer detects an issue with the fuel system.

Code Breakdown

P = Powertrain code

0 = Generic (SAE standard)

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