Fiat 70 P1721 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 70 P1721 Code Meaning :
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
Fuel And Air Metering
Engine Oil Temperature Sensor Malfunction
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Fiat 70 car engine light came on code P1721 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P1721 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P1721 OBD-II Diagnostic Powertrain (P) Trouble Code Description
P1721 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For P1721 Code
The reason of P1721 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.P1721 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.
P1720 Previous Engine Trouble Code For Fiat 70 | Next Engine Trouble Code For Fiat 70 P1722 |