1. Disconnect the negative battery cable..
2. Remove the decoration panel.
3. Take the shaded area shown in the figure, and pull the center panel in the direction of the arrow in the order of (1), (2), (3), (4) and remove it while detaching clips A, pins B and hooks C.

4. Install in the reverse order of removal.
C Pillar Trim Removal/Installation
Column Cover Removal/InstallationPower Seat System
Outline
The power seat system drives the electric motor, operates the front seat
safely, and changes the driving posture to suit the occupant by operating the
power seat switch.
8 way power seats or 6 way power seats have been adopted on the driver's
seat.
Function
...
Fuel Pump Relay
Purpose, Function
Controls the fuel pump on/off according to control signals from the PCM.
The fuel pump is operated only at engine start or when the engine is running
to improve safety.
Construction
The fuel pump relay is installed in the relay and fuse block.
...
Keyless Antenna [Keyless Entry System]
Purpose
Outputs a request signal and specifies the remote transmitter location.
Function
The keyless antennas output request signals based on the signals from the
start stop unit.
Construction, Operation
Request signals are output by the keyless antenna installed ...