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.
2012 Infiniti M37 BaseFACTORY OEM SERVICE PROCEDURE
Automatic Transmission DTCS
AUTOMATIC TRANSMISSION DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC U0300 | CAN COMMUNICATION DATA |
| DTC U1000 | CAN COMM CIRCUIT |
| DTC P0615 | STARTER RELAY |
| DTC P0705 | TRANSMISSION RANGE SENSOR A |
| DTC P0710 | TRANSMISSION FLUID TEMPERATURE SENSOR A |
| DTC P0717 | INPUT SPEED SENSOR A |
| DTC P0720 | OUTPUT SPEED SENSOR |
| DTC P0725 | ENGINE SPEED |
| DTC P0729 | 6GR INCORRECT RATIO |
| DTC P0730 | INCORRECT GEAR RATIO |
| DTC P0731 | 1GR INCORRECT RATIO |
| DTC P0732 | 2GR INCORRECT RATIO |
| DTC P0733 | 3GR INCORRECT RATIO |
| DTC P0734 | 4GR INCORRECT RATIO |
| DTC P0735 | 5GR INCORRECT RATIO |
| DTC P0740 | TORQUE CONVERTER |
| DTC P0744 | TORQUE CONVERTER |
| DTC P0745 | PRESSURE CONTROL SOLENOID A |
| DTC P0750 | SHIFT SOLENOID A |
| DTC P0775 | PRESSURE CONTROL SOLENOID B |
| DTC P0780 | SHIFT |
| DTC P0795 | PRESSURE CONTROL SOLENOID C |
| DTC P1705 | TP SENSOR |
| DTC P1721 | VEHICLE SPEED SIGNAL |
| DTC P1730 | INTERLOCK |
| DTC P1734 | 7GR INCORRECT RATIO |
| DTC P1815 | M-MODE SWITCH |
| DTC P2713 | PRESSURE CONTROL SOLENOID D |
| DTC P2722 | PRESSURE CONTROL SOLENOID E |
| DTC P2731 | PRESSURE CONTROL SOLENOID F |
| DTC P2807 | PRESSURE CONTROL SOLENOID G |
Factory Service Tools
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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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