For 1990-2009 cars

Connector 1: | JX103 (2.4L)
Connector 2: | JX202
Connector 3: | JX303
Connector 4: | JX305
Connector 5: | JX306

### JX103 (2.4L)

#### Connector Part Information

- OEM: N/A
- Service: N/A
- Description: 14-Way (BK)

#### JX103 (2.4L)

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-3 | BN/WH | -- | HO2S Low Reference
4-7 | GY | -- | 5-Volt Reference
8-10 | OG/BK | -- | Low Reference
11-14 | BN | -- | 5-Volt Reference

### JX202

#### Connector Part Information

- OEM: MG 621818-5
- Service: N/A
- Description: F 090II 20-Way S/PACK CONNECTOR Unsealed (D-BU/BK)

#### JX202

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-10 | GN | -- | Serial Data - BUS
11-20 | YE | -- | Interior Lights Dimming Control - BUS

### JX303

#### Connector Part Information

- OEM: MG 621818-5
- Service: N/A
- Description: F 090II 20-Way S/PACK CONNECTOR Unsealed (BK/BN)

#### JX303

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-5 | L-BU | -- | Stop Lamp Supply Voltage - BUS
6-10 | GY/BK | -- | Courtesy Lamp Relay Control - BUS
11-13 | RD/WH | -- | Battery Positive Voltage - BUS
14-17 | BU | -- | Serial Data - BUS
18-20 | OG | -- | Rear Fog Lamp Supply Voltage - BUS

### JX305

#### Connector Part Information

- OEM: MG 621818-5
- Service: N/A
- Description: F 090II 20-Way S/PACK CONNECTOR Unsealed (BK)

#### JX305

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-4 | YE | -- | Mirror Motor Right/Up Control - BUS
PU/WH | -- | Stop Lamp Supply Voltage - BUS (C105/Short Body)
5-10 | L-GN | -- | Back Up Lamp Supply Voltage - BUS
11-14 | BU | -- | Power Window Master Switch Lockout Signal - BUS
15-20 | BN | -- | Door Deadlock Actuator Control - BUS

### JX306

#### Connector Part Information

- OEM: MG 621818-5
- Service: N/A
- Description: F 090II 20-Way S/PACK CONNECTOR Unsealed (D-BU/BK)

#### JX306

Pin | Wire | Circuit | Function
--- | --- | --- | ---
1-4 | BN/WH | -- | Door Open Switch Signal - BUS
5-10 | BN | -- | Door Unlock Control - BUS
RD/WH | -- | Battery Positive Voltage - BUS (C105/Short Body)
11-14 | L-BU | -- | Park Brake Switch Signal - BUS
BN | -- | Door Deadlock Actuator Control - BUS (C105/Short Body)
15-20 | GY | -- | Door Unlock Control - BUS