Climate Control Unit Inputs and Outputs
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 Honda Crosstour, 2014 Honda Crosstour, 2013 Honda Crosstour, 2012 Honda Crosstour, and 2011 Honda Accord Crosstour. However, it is still accessible from the selected car via links, so may be relevant.
TERMINALS DESCRIPTION CHART
| Cavity | Wire color | Terminal name | Description | Signal | ||||
|---|---|---|---|---|---|---|---|---|
| 1 | GRY | AMD-P-Dr | Detects potentiometer signal of driver's air mix control motor | With ignition switch ON (II): about 0.5-4.5 V (depending on driver's air mix control motor position), | ||||
| 2 | LT BLU(1) YEL(2) |
AMD-P-As | Detects potentiometer signal of passenger's air mix control motor | With ignition switch ON (II): about 0.5-4.5 V (depending on passenger's air mix control motor position) | ||||
| 3 | BLU(1) PNK(2) |
RFD-P | Detects potentiometer signal of recirculation control motor | -- | ||||
| 4 | RED(1) LT GRN(2) |
MDD-P | Detects potentiometer signal of mode control motor | -- | ||||
| 5 | Not used | Not used | -- | -- | ||||
| 6 | RED(1) LT GRN(2) |
IG2 | IG2 power source | With ignition switch ON (II): battery voltage | ||||
| 7 | GRY(1) GRN(2) | M-DEF | Outputs to drive mode control motor to DEF side | With ignition switch ON (II) and mode control motor moving to DEF: battery voltage | ||||
| 8 | YEL(1) WHT(2) | M-VENT | Outputs to drive mode control motor to VENT side | With ignition switch ON (II) and mode control motor moving to VENT: battery voltage | ||||
| 9 | PNK | M-HOT-Dr | Output to drive driver's air mix control motor to HOT side | With ignition switch ON (II) and driver's air mix control motor moving to HOT: battery voltage | ||||
| 10 | PUR(1) ORN(2) |
M-REC | Output to drive recirculation control motor to RECIRCULATE side | With ignition switch ON (II) and recirculation control motor moving to RECIRCU: battery voltage | ||||
| 11 | LT BLU | M-COOL-Dr | Output to drive driver's air mix control motor to COOL side | With ignition switch ON (II) and driver's air mix control motor moving to COOL: battery voltage | ||||
| 12 | RED(1) PUR(2) |
M-FRS | Output to drive recirculation control motor to FRESH side | With ignition switch ON (II) and recirculation control motor moving to FRESH: battery voltage | ||||
| 13 | BRN(1) WHT(2) |
M-COOL-As | Output to drive passenger's air mix control motor to COOL side | With ignition switch ON (II) and passenger's air mix control motor moving to COOL: battery voltage | ||||
| 14 | LT GRN | M-HOT-As | Output to drive passenger's air mix control motor to HOT side | With ignition switch ON (II) and passenger's air mix control motor moving to HOT: battery voltage | ||||
| 15(1) | GRN | BUS-DATA | Communication signal to driver's climate control switch | With ignition switch ON (II): pulses | ||||
| 16 | Not used | Not used | -- | -- | ||||
| 17 | BLK(1) LT BLU(2) | Tr | Detects in-car temperature sensor signal | With ignition switch ON (II): about 1.0-4.0 V (depending on in-car temperature) | ||||
| 18 | YEL(1) PUR(2) |
Tsun | Detects sunlight sensor signal | With ignition switch ON (II) and sensor out of direct sunlight: 3.6-3.7 V or more With ignition switch ON (II) and sensor in direct sunlight: 3.3-3.5 V or less |
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| 19 | LT GRN(1) BLU(2) |
Tarn | Detects outside air temperature sensor signal | With ignition switch ON (II). about 1.0-4.0 V (depending on outside air temperature) | ||||
| 20 | BRN | Teva | Detects evaporator temperature sensor signal | With ignition switch ON (II): about 1.0-4 0 V (depending on evaporator temperature) | ||||
| 21 | Not used | Not used | -- | -- | ||||
| 22 | PUR | ACS | Outputs A/C on/off signal | With ignition switch ON (II), normal A/C pressure, and A/C switch ON: less than 0.5 V With ignition switch ON (II), normal A/C pressure, and A/C switch OFF: battery voltage |
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| 23 | BLU(1) PUR(2) |
DISP-SI | Communication signal to subdisplay potentiometer signal | With ignition switch ON (II): pulses | ||||
| 24 | LT BLU(1) RED(2) |
DISP-CLK | Communication signal from subdisplay | With ignition switch ON (II). pulses | ||||
| 25(2) | GRY | SMALL | Inputs voltage for illumination | With combination light switch ON: battery voltage | ||||
| 26 | Not used | Not used | -- | -- | ||||
| 27(2) | RED | ILL - (BULB) | Detects illumination control signal | With illumination switch ON: changed voltage (depending on dashlights brightness controller) | ||||
| 28 | Not used | Not used | -- | -- | ||||
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TERMINALS DESCRIPTION CHART
| Cavity | Wire color | Terminal name | Description | Signal | ||||
|---|---|---|---|---|---|---|---|---|
| 1 | BLU | BLW-V | Feedback signal of power transistor drain voltage | With ignition switch ON (II): about 0 V battery voltage (depending on blower motor speed) | ||||
| 2 | PUR(1) YEL(2) |
BLW-G | Outputs power transistor gate voltage | With ignition switch ON (II) and fan control button OFF: less than 0.5 V With ignition switch ON (II) and fan control button ON: about 4.0 V battery voltage (depending on blower motor control) |
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| 3 | Not used | Not used | -- | -- | ||||
| 4 | BLK | GND | Ground for climate control unit (G502) | Less than 0.5 V at all times | ||||
| 5 | RED(1) BLU(2) |
B-CAN L | B-CAN communication signal | With ignition switch ON (II): pulses | ||||
| 6 | WHT(1) PNK(2) |
B-CAN H | B-CAN communication signal | With ignition switch ON (II): pulses | ||||
| 7 | BLK | S5V | Outputs sensor 5 V | With ignition switch ON (II): about 5.0 V | ||||
| 8 | GRY | HUM | Detects humidity sensor signal | With ignition switch ON (II): about 1.0-4.0 V (depending on humidity) | ||||
| 9 | WHT(1) RED(2) |
SENS-COM | Sensor ground | Less than 0.5 V at all times | ||||
| 10(1) | RED | NAVI-CLK | Communication signal from navigation unit | With ignition switch ON (II): pulses | ||||
| 11(1) | LT GRN | NAVI-SI | Communication signal to navigation unit | With ignition switch ON (II): pulses | ||||
| 12(1) | BRN | NAVI-SO | Communication signal from navigation unit | With ignition switch ON (II): pulses | ||||
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