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C1909 Engine Trouble Code

C1909 Engine

When you check engine light came on code C1909 the reason should be . However your vehicle's manufacturer may have a different definition for the C1909 OBD-II Diagnostic Chassis (C) Trouble Code. So you should chech it on our car models.

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.

C1909 Code Meaning :

C 1 9 0 9
OBD-II Diagnostic Chassis (C) Trouble Code For Engine Fuel And Air Metering Injector Circuit Malfunction - Cylinders Cylinder 10 Contribution/balance Fault Ignition Coil A Primary/Secondary Circuit Malfunction

The catalytic converter has an oxygen sensor in front and behind it. When the vehicle is warm and running in closed loop mode, the upstream oxygen sensor waveform reading should fluctuate.

C1909 OBD-II Diagnostic Chassis (C) Trouble Code Description

C1909 engine trouble code is about Ignition Coil A Primary/Secondary Circuit Malfunction.

Reason For C1909 Code

The reason of C1909 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.

Parts or components should not be replaced with reference to only a C1909 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.