Fiat 10-12 P30F3 Engine Trouble Code
Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.
Fiat 10-12 P30F3 Code Meaning :
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
Ignition System Or Misfire
Injector Circuit Malfunction - Cylinders
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Fiat 10-12 car engine light came on code P30F3 the reason should be . However manufacturer may have a different definition for the P30F3 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P30F3 OBD-II Diagnostic Powertrain (P) Trouble Code Description
P30F3 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For P30F3 Code
The reason of P30F3 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.P30F3 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.
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