Removal and Installation
1. Release the lock knob at the back of the Intelligent Key and remove the mechanical key.
2. Insert a suitable tool (A) wrapped with a cloth into the slit of the corner and twist it to separate the upper part from the lower part.
CAUTION:

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:
WITHOUT INTELLIGENT KEY SYSTEM
P0734 4GR Incorrect ratio
Description
This malfunction is detected when the A/T does not shift into 4GR position as
instructed by TCM. This is not
only caused by electrical malfunction (circuits open or shorted) but by
mechanical malfunction such as control
valve sticking, improper solenoid valve operation, etc.
DTC ...
P0963 Pressure control solenoid A
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0963
Pressure Control Solenoid "A"
Control Circuit High
The following diagnosis conditions
are met, and the current
monitor reading of the TCM line
pressure ...