Climate Control Unit Connector for Inputs and Outputs
Climate Control Unit Connector for Inputs and Outputs

Cavity
Terminal name
Description
1
GND
Ground for climate control unit (G502)
2
Not used
????
3
TSUN
Detects sunlight sensor signal
4
HUM DATA
Humidity sensor communication signal
5
HUM CLK
Humidity sensor communication signal
6
RFD-P
Detects potentiometer signal of recirculation control motor (door position)
7
BLOWER G
Outputs power transistor gate voltage
8
BLOWER V
Feedback signal of power transistor drain voltage
9
ILLUMI+
Power source for illumination
10
M-DEF
Outputs to drive mode control motor to DEF side
11
M-VENT
Outputs to drive mode control motor to VENT side
12
IG2 A/C
IG2 power source
13
M-HOT DR
Output to drive driver's air mix control motor to HOT side
14
M-COOL DR
Output to drive driver's air mix control motor to COOL side
15
B-CAN_L
B-CAN_L communication signal
16
B-CAN_H
B-CAN_H communication signal
17
SENSOR 5V
Outputs sensor 5 V
18
TEVA
Detects evaporator temperature sensor signal
19
TAM
Detects outside air temperature sensor signal
20
AMD P DR
Detects potentiometer signal of driver's air mix control motor (door position)
21
AMD P AS
Detects potentiometer signal of passenger's air mix control motor (door position)
22
MODE-P
Detects potentiometer signal of mode control motor (door position)
23
SENSOR COM
Sensor ground
24
ACS
Outputs A/C on/off signal
25
GND
Ground for climate control unit (G502)
26
ILL- (LED)
Detects illumination control signal
27
F/R MTR(FRESH)
Output to drive recirculation control motor to FRESH side
28
F/R MTR(REC)
Output to drive recirculation control motor to RECIRCULATE side
29
M-HOT AS
Output to drive passenger's air mix control motor to HOT side
30
M-COOL AS
Output to drive passenger's air mix control motor to COOL side
31
Not used
????
32
RR DEF RLY CL-
Signal for rear window defogger relay