CARWATCH

Code P0263

Cylinder 1 Injector Circuit High

What does code P0263 mean?

The OBD-II diagnostic code P0263 is triggered when your vehicle's Engine Control Unit (ECU) detects an issue described as: "Cylinder 1 Injector Circuit High".

Being a standardized error, it affects all OBD-II compliant vehicles. However, the precise diagnosis, the location of the faulty sensor, and the cost of parts will vary depending on the exact model of your car.

Have this code in your car? Select your brand:

Toyota Ford Chevrolet Honda Nissan Volkswagen BMW Mercedes-Benz Audi Hyundai Kia Peugeot Renault Seat Skoda Fiat Volvo Mazda Subaru Suzuki Jeep Dacia

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The easiest way to read engine data and fix this alert is by using a Bluetooth OBD2 reader directly from your smartphone.

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Want to know if this fault is dangerous for your specific car?

Avoid expensive unnecessary repairs. The CarWatch AI Mechanic cross-references this error's data with your brand's history to give you a precise diagnosis and tell you if it's safe to keep driving.

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