Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2010 Infiniti M45 BaseFACTORY OEM SERVICE PROCEDURE
Engine Control System - DTCS P0171 To P0456
- DTC P0171, P0174 Fuel Injection System Function
- DTC P0172, P0175 Fuel Injection System Function
- DTC P0181 FTT Sensor
- DTC P0182, P0183 FTT Sensor
- DTC P0222, P0223 TP Sensor
- DTC P0300 - P0308 Multiple Cylinder Misfire, No. 1 - 8 Cylinder Misfire
- DTC P0327, P0328, P0332, P0333 KS
- DTC P0335 CKP Sensor (Pos)
- DTC P0340 Camshaft Position (CMP) Sensor (Phase)
- DTC P0420, P0430 Three Way Catalyst Function
- DTC P0441 EVAP Control System
- DTC P0442 EVAP Control System
- DTC P0443 EVAP Canister Purge Volume Control Solenoid Valve
- DTC P0444, P0445 EVAP Canister Purge Volume Control Solenoid Valve
- DTC P0447 EVAP Canister Vent Control Valve
- DTC P0448 EVAP Canister Vent Control Valve
- DTC P0451 EVAP Control System Pressure Sensor
- DTC P0452 EVAP Control System Pressure Sensor
- DTC P0453 EVAP Control System Pressure Sensor
- DTC P0455 EVAP Control System
- DTC P0456 EVAP Control System
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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