Electronic Key Battery Replacement: Notes
WARNING: This page is about a different car, the 2003 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
- Remove the mounting screw on the back side of the electronic key, and insert a slotted coin into the emergency key slot. Twist the coin to separate the upper body from the lower body. Then take out the electronic key transmitter.
- Insert a slotted screwdriver wrapped with tape into the electronic key transmitter (A) and twist the screwdriver to disassemble the transmitter.
- During disassembly, be careful not to touch the board surface. Visually check the board for color change (bluish) and deposit.
- When replacing the battery, keep the electrode contact clear of foreign materials such as dust and grease.
- Replace the battery fixed on the lower body. Be sure to install new battery properly with the positive side facing the lower case.
- After replacing the battery, engage the tab on the side of the body while being careful not to pinch the rubber, and assemble the upper and lower bodies.
- While being careful of engagement between the upper and lower bodies at the end, assemble the electronic key transmitter, and tighten it with screws.
CAUTION:
During disassembly, do not impact the transponder on the lower body.
CAUTION:
CAUTION:
After replacing the battery, be sure to check that the door locking operates normally using the electronic key.