WARNING:
Handling a side air bag improperly can accidentally operate (deploy) the air bag, which may seriously injure you. Read the service warnings/cautions in the Workshop Manual before handling the front seat (side air bag integrated)..
1. Switch the ignition off (LOCK).
2. Disconnect the negative battery cable and wait for 1 min
..
3. Disconnect the connector.

4. Using a flathead screwdriver, disconnect the seat warmer control unit in the direction of the arrow (2) while releasing tab in the direction of the arrow (1) shown in the figure.
5. Install in the reverse order of removal.
Seat Warmer Control Unit Inspection
Seat Warmer Switch Removal/InstallationCar Navigation Unit Removal/Installation
CAUTION:
The audio unit communicates with the car-navigation unit and records the
presence/non-presence of the car-navigation unit when the ignition is switched
to ACC or ON (engine off or on) after connecting the negative battery cable.
If the commander switch is installed ...
Shift Solenoid No.3 [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
Shift solenoid No.3 adjusts the hydraulic pressure in the R-3-5 brake circuit
based on the current demand from the TCM according to the vehicle conditions.
Construction
Shift solenoid No.3 is installed to the solenoid control valve body.
Shift solenoid ...
TCM [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
The TCM detects the vehicle conditions and performs calculations and processing
based on input information from each type of sensor and switch.
Outputs control signals to each solenoid valve so that each type of control
is optimally implemented according to the ...