For 1990-2009 cars

Connector 1: | 4-Way Wiring Harness Connector (C3)
Connector 2: | Input Shaft Speed (ISS) Sensor Connector, Wiring Harness Side
Connector 3: | Output Shaft Speed (OSS) Sensor, Wiring Harness Side

### 4-Way Wiring Harness Connector (C3)

#### Connector Part Information

- OEM: Aisin AW
- Service: Non-serviceable
- Description: Conn 4-Way M (BK)

#### Terminal Part Information

- Terminal: Non-serviceable
- Core/Insulation Crimp: Non-serviceable
- Release Tool/Test Probe: Non-serviceable

#### 4-Way Wiring Harness Connector (C3)

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | BK | 401 | OSS Low Signal
2 | RD | 400 | OSS High Signal
3 | L-BU | 1230 | AT ISS Sensor High Signal
4 | TN | 1231 | AT ISS Sensor Low Signal

### Input Shaft Speed (ISS) Sensor Connector, Wiring Harness Side

#### Connector Part Information

- OEM: Aisin AW
- Service: Non-serviceable
- Description: Conn 2F (BK)

#### Terminal Part Information

- Terminal: Non-serviceable
- Core/Insulation Crimp: Non-serviceable
- Release Tool/Test Probe: Non-serviceable

#### Input Shaft Speed (ISS) Sensor Connector, Wiring Harness Side

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | TN | 1231 | AT ISS Sensor Signal (Low)
2 | L-BU | 1230 | AT ISS Sensor High Signal

### Output Shaft Speed (OSS) Sensor, Wiring Harness Side

#### Connector Part Information

- OEM: Aisin AW
- Service: Non-serviceable
- Description: Conn 2F (BK)

#### Terminal Part Information

- Terminal: Non-serviceable
- Core/Insulation Crimp: Non-serviceable
- Release Tool/Test Probe: Non-serviceable

#### Output Shaft Speed (OSS) Sensor, Wiring Harness Side

Pin | Wire Color | Circuit No. | Function
--- | --- | --- | ---
1 | BK | 401 | OSS Low Signal
2 | RD | 400 | OSS High Signal