Keyless Entry Transmitter: Service and Repair

2011 Infiniti M56 V8-5.6L (VK56VD)SECTION Service and Repair




INTELLIGENT KEY BATTERY


Removal and Installation

1. Release the lock knob at the back of the Intelligent Key and remove the mechanical key.





2. Insert a flat-blade screwdriver (A) wrapped with a cloth into the slit of the corner and twist it to separate the upper part from the lower part.

CAUTION:
- Do not touch the circuit board or battery terminal.
- The key fob is water-resistant. However, if it does get wet, immediately wipe it dry.
3. Replace the battery with new one.

Battery replacement :Coin-type lithium battery (CR2025)






4. Align the tips of the upper and lower parts, and then push them together until it is securely closed.

CAUTION:
- When replacing battery, keep dirt, grease, and other foreign materials off the electrode contact area.
- After replacing the battery, check that all Intelligent Key functions work normally.
RENDER: 1.0x

NO RELATED

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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.