Physical Values

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

-

Signal name

Input/Output

1

(L)

-

CAN high

Input/Output

-

-

2

(B)

-

Ground

-

-

-

3

(SB)

Ground

Battery power supply

Input

Ignition switch OFF

Battery voltage

4

(L)

Ground

Illumination (+)

ON

Lighting switch

OFF

0 V

1st position

Battery voltage

9

(W)

Ground

IGN 2

Input

Ignition switch ON

Battery voltage

10

(P)

Ground

Front blower motor control signal

Output

• Ignition switch ON
• Front fan speed: 1st speed (manual)

11

(Y)

Ground

RR DEF switch

Output

Defroster switch

OFF

0 V

ON

5 V

12

(G)

Ground

Each door motor LIN signal

Input/Output

Ignition switch ON

13

(W)

Ground

Each door motor power supply

Output

Ignition switch ON

Battery voltage

17

(P)

-

CAN low

Input/Output

-

-

18

(B)

-

Ground

-

-

-

19

(G)

Ground

Ignition power supply

Input

Ignition switch ON

Battery voltage

20

(GR)

-

Illumination (-)

-

-

0 V

21

(R)

-

Sensor ground

-

-

-

22

(P)

Ground

Intake sensor signal

Input

Ignition switch ON

0 - 4.8 V

Output voltage varies with front evaporator fin temperature

25

(Y)

Ground

Compressor ON signal

ON

A/C switch OFF

5 V

ON

A/C switch ON

0 V

26

(L/W)

Ground

Front blower motor feedback

ON

-

Battery voltage

27

(B/W)

Ground

RR DEF feedback

Input

Defroster switch

OFF

0 V

ON

Battery voltage

29

(B)

-

ACTR Ground

-

-

-

30

(W)

Ground

Fan ON signal

ON

Blower switch OFF

5 V

ON

Blower switch ON

0 V