LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Infiniti >> 2004 >> FX45 >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Intelligent Key System >> Intelligent Key System >> Intelligent Key Inspection >> Intelligent Key Disassembly And Assembly
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Intelligent Key Disassembly And Assembly

  1. Remove Intelligent Key cover.
  2. Insert a thin screwdriver wrapped with tape into Area A and then separate lower and upper cases while twisting screwdriver.
    Fig 1: Separating Intelligent Key Lower And Upper Cases
    G00724729Courtesy of NISSAN MOTOR CO., U.S.A.
  3. When replacing the circuit board or rubber
    • Remove the circuit board assembly from the upper case. (Substrate assembly: circuit board + rubber)
    • Gently press the rubber and remove the circuit board.
      CAUTION: Be careful not to touch the printed circuits directly.
  4. When replacing the battery
    • Remove the battery from the lower case and replace it.

      Battery replacement : Coin-shaped lithium battery 3V (CR2032)

      CAUTION: When replacing battery, be sure to keep dirt, grease, and other foreign materials off the electrode contact area.
  5. After replacement, assemble the upper and lower cases by engaging the hooks on their circumference while being careful not to pinch the rubber, etc.
    CAUTION: After replacing the battery, check to make sure all Intelligent Key functions work normally.
Fig 2: Disassembling Intelligent Key
G00724730Courtesy of NISSAN MOTOR CO., U.S.A.