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
Active Test Mode: Description
- 4WAS front actuator assembly activation is checked according to the control signal from CONSULT.
- 4WAS front lock solenoid valve (lock structure) is activated forcibly (ON/OFF) using each control signal of "LOCK OPERATION". Perform this mode when performing 4WAS front actuator adjustment.CAUTION: Never steer the steering wheel during "RELEASE".
- The steering angle sensor neutral point judgment (OK/NG) is performed using each control signal of "SLOW MODE".
| Select test item | Control signal | Remarks |
|---|---|---|
| LOCK OPERATION | RELEASE | 4WAS front lock solenoid valve lock is released. |
| LOCK | 4WAS front lock solenoid valve lock is applied. | |
| SLOW MODE | MODE START | Steering angle sensor neutral point check starts. (Turn the steering wheel rightward and leftward slowly. Steer until the turning stops.) |
| MODE END | Steering angle sensor neutral point check ends. |
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.