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 M56 V8-5.6L (VK56VD)FACTORY OEM SERVICE PROCEDURE
Work Procedure
ADDITIONAL SERVICE WHEN REPLACING ECM
Work Procedure
1. PERFORM INITIALIZATION OF IVIS (NATS) SYSTEM AND REGISTRATION OF ALL IVIS (NATS) IGNITION KEY IDS
Perform initialization of IVIS (NATS) system and registration of all IVIS (NATS) ignition key IDs. Work Procedure.
- GO TO 2.
2. PERFORM VIN REGISTRATION
Perform VIN registration. Work Procedure.
- GO TO 3.
3. PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING
Perform accelerator pedal released position learning. Work Procedure.
- GO TO 4.
4. PERFORM THROTTLE VALVE CLOSED POSITION LEARNING
Perform throttle valve closed position learning. Work Procedure.
- GO TO 5.
5. PERFORM IDLE AIR VOLUME LEARNING
Perform idle air volume learning. Work Procedure.
- WORK END
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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