Bristol 408 DF012 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.
Bristol 408 DF012 Code Meaning :
For Engine
Injector Circuit Malfunction - Cylinders
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Bristol 408 car engine light came on code DF012 the reason should be . However manufacturer may have a different definition for the DF012 . So you should chech it on our car models.
DF012 Description
DF012 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For DF012 Code
The reason of DF012 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.DF012 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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