Mazda Carol P90C9 Engine Trouble Code
When your car's 'Mazda Carol P90C9 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
Mazda Carol P90C9 Code Meaning :
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
Injector Circuit Malfunction - Cylinders
Cylinder 10 Contribution/balance Fault
Exhaust Gas Recirculation Sensor B Circuit High

When you check Mazda Carol car engine light came on code P90C9 the reason should be . However manufacturer may have a different definition for the P90C9 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.
P90C9 OBD-II Diagnostic Powertrain (P) Trouble Code Description
P90C9 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.Reason For P90C9 Code
The reason of P90C9 OBD-II Engine Trouble Code is Injector Circuit Malfunction - Cylinders.P90C9 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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