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.
Consult-III ECM Reprogramming Procedure (ITB09-019)
Reference number: ITB09-019
CONSULT-III ECM REPROGRAMMING PROCEDURE
TECHNICAL SERVICE BULLETIN
| INFINITI: | All CONSULT-III (C-III) compatible Infiniti vehicles |
| CLASSIFICATION: | EC09-008 |
| APPLIED VEHICLES: | All CONSULT-III (C-III) compatible Infiniti vehicles |
SERVICE INFORMATION
A complete step-by-step General Procedure for C-III ECM Reprogramming is now available by hyperlink.
This General Procedure is also available via hyperlink from specific C-III symptom-based Technical Service Bulletins in ASIST.
- Connect a battery charger to the vehicle battery.
If the 12V battery voltage drops during reprogramming, the ECM may be damaged.
- Be sure to turn OFF all vehicle electrical loads.
If a vehicle electrical load remains ON, the ECM may be damaged.
- For ECM reprogramming, the C-III MUST be connected to the VI using the USB cable.
- Be sure to connect the AC Adapter.
If the C-III battery voltage drops during reprogramming, the process will be interrupted and the ECM will be damaged.
NO RELATED
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.