1. Measure the temperature around the passenger compartment temperature sensor and measure the resistance between passenger compartment temperature sensor terminals A and B.
If the characteristics of the passenger compartment temperature sensor are not as shown in the graph, replace the passenger compartment temperature sensor.

Differential Oil Temperature Sensor Removal/Installation
Passenger Compartment Temperature Sensor Removal/Installation [Full Auto Air
Conditioner]Panel Light
Purpose
The panel light adjusts the instrument cluster and steering switch illumination
brightness.
Function
The instrument cluster adjusts the brightness of the following illumination
lights when a TNS illumination signal sent via CAN transmission from the front
body co ...
Power Flow [Fw6 A EL, Fw6 Ax EL]
Power flow
1 GR
2 GR
3 GR
4 GR
5 GR
6 GR
REVERSE
...
Rain Sensor
Outline
The rain sensor detects the amount of rainfall and calculates the wiper operation
speed, and outputs a windshield wiper control signal to the front body control
module (FBCM) to perform automatic wiper operation (auto wiper system) according
to the amount of rainfall.
...