1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Inspect for resistance and continuity between the seat warmer switch terminals using a tester.

If not as specified, replace the seat warmer switch.
Seat Track Position Sensor Removal/Installation [Two Step Deployment Control
System]
Seat Warmer Switch Removal/InstallationSide Air Bag Sensor Removal/Installation [Standard Deployment Control System]
WARNING:
Handling the side air bag sensor improperly can accidentally operate (deploy)
the air bag module, which may seriously injure you. Read the air bag system
service warnings and cautions before handling the side air bag sensor..
1. Switch the ignition to off.
2. Disconnec ...
Windshield Washer Hose Removal/Installation
1. Remove the following parts:
a. Windshield wiper arm and blade.
b. Front fender molding.
c. Cowl grille.
d. Front mudguard (RH).
2. Disconnect joint pipes, then remove windshield washer hose B, C and D.
3. Remove the windshield washer hose B.
4. Disconnect windshield washer hose C fr ...
DSC HU/CM Inspection
1. Disconnect the DSC HU/CM connector..
2. Connect the negative battery cable..
3. Attach the tester lead to the DSC HU/CM wiring harness-side connector and
inspect voltage, continuity, or resistance according to the standard (reference)
on the table.
Standard (Reference)
...