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.
2011 Infiniti M37 BaseFACTORY OEM SERVICE PROCEDURE
Engine Control System - DTCS U0101 To P0153
- DTC U0101: Can Comm Circuit
- DTC U0164: Can Comm Circuit
- DTC U1001: Can Comm Circuit
- DTC U1003: Can Comm Circuit
- DTC U1024: Can Comm Circuit
- DTC P0011, P0021: IVT Control
- DTC P0031, P0032, P0051, P0052: A/F Sensor 1 Heater
- DTC P0037, P0038, P0057, P0058: Ho2S2 Heater
- DTC P006A, P0101, P010B: MAF Sensor
- DTC P0075, P0081: IVT Control Solenoid Valve
- DTC P0102, P0103, P010C, P010D: MAF Sensor
- DTC P0106: Manifold Absolute Pressure Sensor
- DTC P010A: Manifold Absolute Pressure Sensor
- DTC P0112, P0113: IAT Sensor
- DTC P0116: ECT Sensor
- DTC P0117, P0118: ECT Sensor
- DTC P0122, P0123, P0227, P0228: TP Sensor
- DTC P0125: ECT Sensor
- DTC P0127: IAT Sensor
- DTC P0128: Thermostat Function
- DTC P0130, P0150: A/F Sensor 1
- DTC P0131, P0151: A/F Sensor 1
- DTC P0132, P0152: A/F Sensor 1
- DTC P0133, P0153: A/F Sensor 1
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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