| Circuit Diagram |

|
NO |
Description |
|
1 |
ECU Battery(+) |
|
2 |
ECU Battery(+) |
|
3 |
Passenger heater power |
|
4 |
Passenger NTC (+) |
|
5 |
Passenger heater indicator (Low) |
|
6 |
- |
|
7 |
Passenger heater indicator (High) |
|
8 |
- |
|
9 |
ILL (-) |
|
10 |
Passenger heater switch |
|
11 |
Passenger NTC (-) |
|
12 |
Passenger heater GND |
|
13 |
ECU GND |
|
14 |
IGN 1 |
|
15 |
IGN 2 |
|
16 |
Drive heater power |
|
17 |
Drive NTC (+) |
|
18 |
Drive heater indicator (Low) |
|
19 |
- |
|
20 |
Drive heater indicator (High) |
|
21 |
- |
|
22 |
DETENT |
|
23 |
Drive heater switch |
|
24 |
Drive NTC (-) |
|
25 |
Drive heater GND |
|
26 |
ECU GND |
Component Location [Front Seat Heater] 1. Seat heater unit (Assist seat only) 2. Front seat cushion heater 3.
Inspection Front Seat Heater 1. Check for continuity and measure the resistance between terminals No 3 and No 6.
Inspection • Before measuring the pressure of the refriferant line, check whether the refrigerant amount is charged in accordance with the specified charging amount.
Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to th