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Subaru Impreza 3 C3121 Engine Trouble Code

When the check engine light comes Subaru Impreza 3 C3121 code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.

Subaru Impreza 3 C3121 Code Meaning :

C
OBD-II Diagnostic Chassis (C) Trouble Code For Engine
3
Ignition System Or Misfire
1
Engine Oil Temperature Sensor Malfunction
2
Cylinder 10 Contribution/balance Fault
1
Exhaust Gas Recirculation Sensor B Circuit High
Subaru Impreza 3 Engine

When you check Subaru Impreza 3 car engine light came on code C3121 the reason should be . However manufacturer may have a different definition for the C3121 OBD-II Diagnostic Chassis (C) Trouble Code. So you should chech it on our car models.

C3121 OBD-II Diagnostic Chassis (C) Trouble Code Description

C3121 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For C3121 Code

The reason of C3121 OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

C3121 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.

C3120 Previous Engine Trouble Code For Subaru Impreza 3 Next Engine Trouble Code For Subaru Impreza 3 C3122

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