P1203 — GMC
P1203 — GMC: Alternative Fuel Gas Mass Sensor Circuit High Frequency
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
2 — Subsystem
Fuel and air metering (injector circuit)
Manufacturer-specific meanings (GMC)
- Interruzione/cortocircuito iniettore cilindro n° 3
- (Alternative Fuel) Gas Mass Sensor Circuit High Frequency
- Alternative Fuel Gas Mass Sensor Circuit High Frequency
- Cylinder 3 Misfire
- Cylinder 3 Injector Circuit Open/Shorted
- Cylinder 3 Fuel Injector Circuit Electrical Malfunction