For 1990-2009 cars

Table 1: | A/C Compressor Control Module
Table 2: | A/C Compressor Clutch
Table 3: | A/C Switch
Table 4: | Blower Motor
Table 5: | Blower Motor Resistor
Table 6: | Blower Speed Switch
Table 7: | Main Fan Motor
Table 8: | Auxiliary Fan Motor
Table 9: | Refrigerant Pressure Switch

#### A/C Compressor Control Module

Connector Part Information |

• | 90980-10801

• | WHT

Pin | Wire Color | Function
--- | --- | ---
1 | YEL/BLK | Dual Pressure Switch Signal
2 | -- | Not Used
3 | RED/BLU | A/C Cutout Signal
4 | WHT/BLK | Ground
5 | YEL | Ignition Positive Voltage
6-7 | -- | Not Used
8 | YEL/RED | A/C On Output Control
9 | BLU/BLK | A/C MG Relay Control
10 | -- | Not Used

#### A/C Compressor Clutch

Connector Part Information |

• | 90980-98150 GR

• | GRY

Pin | Wire Color | Function
--- | --- | ---
A | BLU/YEL | A/C MG Relay Output
B | WHT/BLK | Ground

#### A/C Switch

Connector Part Information |

• | 90980-11280

• | BLK

Pin | Wire Color | Function
--- | --- | ---
1 | WHT/GRN | Illumination Lamp
2 | -- | Not Used
3 | GRN | Lights On Signal
4 | WHT/BLK | Ground
5 | YEL | A/C Request
6 | BLU/RED | Heater Relay Output

#### Blower Motor

Connector Part Information |

• | 90080-98151

• | BLK

Pin | Wire Color | Function
--- | --- | ---
1 | BLK/WHT | Blower Motor Resistor Control
2 | BLK | Heater Relay Output

#### Blower Motor Resistor

Connector Part Information |

• | 90080-98149

• | GRY

Pin | Wire Color | Function
--- | --- | ---
1 | WHT/BLK | Ground
2 | BLK/WHT | Low
3 | BLU/BLK | Medium 2
4 | RED | Medium 1

#### Blower Speed Switch

Connector Part Information |

• | 90080-10877

• | BLK

Pin | Wire Color | Function
--- | --- | ---
1 | WHT/BLK | Ground
2 | -- | Not Used
3 | BLU/ORN | Heater Relay Control
4 | RED | Medium 1
5 | BLK/WHT | High Speed
6 | GRN | Lights On Signal
7 | WHT/GRN | Illumination Lamps
8 | BLU/BLK | Medium 2

#### Main Fan Motor

Connector Part Information |

• | 90980-10928

• | GRY

Pin | Wire Color | Function
--- | --- | ---
1 | WHT/BLK | Ground
2 | BLK/RED | Fan No. 1 Relay Output

#### Auxiliary Fan Motor

Connector Part Information |

• | 90980-10928

• | GRY

Pin | Wire Color | Function
--- | --- | ---
1 | WHT | No. 2 Fan Relay Output
2 | BLU/RED | Auxiliary Fan Control

#### Refrigerant Pressure Switch

Connector Part Information |

• | 90980-10943

• | BLK

Pin | Wire Color | Function
--- | --- | ---
1 | BLU/RED | Heater Relay Output
2 | LT GRN | Ground
3 | BLU/BLK | Fan No. 2 Relay Control
4 | YEL/BLK | Pressure Signal to Amplifier