P1228
Manufacturer-specific fault code
This code has different meanings depending on the manufacturer. Select your vehicle make below to view specific diagnosis and solutions:
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
2 — Subsystem
Fuel and air metering (injector circuit)
Manufacturer-specific meanings
- Wastegate guasta aperta (pressione insufficiente) (USA) o regolatore di velocità veicolo (Europa) o input alto
- Injector Circuit Cylinder 3 Intermittent
- Wastegate Failed Open Under Pressure
- Mechanical Guard Circuit High Input
- Fuel Injector 4 Circuit Low Voltage
- Cylinder 4 Injector Circuit Short To Ground