Transaxle Connector Layouts

Fig 1: PCM Transaxle Connector - C175T

Courtesy of FORD MOTOR CO.

Pin Number	Circuit Function
14	OSS Sensor Signal
15	TSS Sensor Signal
16	Transmission Control (TC) Switch
17	TR1
18	TR2
19	TR3
20	TFT Sensor Supply
27	SSB
28	SSD
29	TCC Solenoid
32	TR4
35	LPC
38	SSE
39	SSA
40	SSC
41	TSS/OSS Power
43	TFT Signal Return
45	TR/TSS/OSS Ground
47	Transaxle Solenoid Power Control (TSPC) Voltage

Fig 2: Transaxle Vehicle Harness Connector - C168

Courtesy of FORD MOTOR CO.

Pin Number	Circuit Function
1	SSE
2	TFT Sensor Supply
3	TFT Signal Return
4	TR1
5	TR2
6	TR3
7	TR4
8	TR Sensor Ground
9	TSS/OSS Sensor Ground
10	OSS Sensor Signal
11	Not Used
12	SSD
13	SSA
14	TCC Solenoid
15	Transaxle Solenoid Power Control (TSPC) Voltage
16	SSB
17	SSC
18	LPC
19	TSS Sensor Signal
20	TSS/OSS Sensor Power Supply

Fig 3: Solenoid Body-to-Transmission Range (TR) Sensor Internal Circuit Diagram

Courtesy of FORD MOTOR CO.

Solenoid Body Main Connector Pin Number	TR Sensor Pin Number	Circuit Function
4	5	TR1
5	4	TR2
6	3	TR3
7	2	TR4
8	1	TR Ground
-	6	Empty

NOTE: The OSS sensor connector is on top of the 20-pin solenoid body connector (next to the TR sensor connector).

Fig 4: Solenoid Body-to-OSS Sensor Internal Circuit Diagram

Courtesy of FORD MOTOR CO.

Solenoid Body Main Connector Pin Number	Output Shaft Speed (OSS) Sensor Pin Number	Circuit Function
9	3	TSS/OSS Sensor Ground Circuit
10	1	OSS Sensor Signal
20	2	TSS/OSS Sensor Power Supply

NOTE: The TSS sensor connector is below the 20-pin solenoid body connector.

Fig 5: Solenoid Body-to-TSS Sensor Internal Circuit Diagram

Courtesy of FORD MOTOR CO.

Solenoid Body Main Connector Pin Number	Turbine Shaft Speed (TSS) Sensor Pin Number	Circuit Function
9	1	TSS/OSS Sensor Ground Circuit
19	3	TSS Sensor Signal
20	2	TSS/OSS Sensor Power Supply

Fig 6: Digital Transmission Range (TR) Sensor Connector

Courtesy of FORD MOTOR CO.

Fig 7: Turbine Shaft Speed (TSS) Sensor

Courtesy of FORD MOTOR CO.

Fig 8: Output Shaft Speed (OSS) Sensor Connector

Courtesy of FORD MOTOR CO.