GM Service Manual Online
For 1990-2009 cars only
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)


Object Number: 1938974  Size: CH

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


Object Number: 882510  Size: CH

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


Object Number: 882510  Size: CH

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