Powertrain Control Module (PCM) Connector End View C3

Fig 1: Powertrain Control Module (PCM) C3 Connector End View

Courtesy of GENERAL MOTORS CORP.

Powertrain Control Module (PCM) C3 Connector & Terminal Parts Information

Connector Part Information

Terminal Part Information

Pins: 1, 2, 4, 6, 7, 15, 17, 19, 20, 21, 25, 30, 33, 35, 36, 37, 39, 43, 44, 45, 46, 48, 50, 52
Terminal/Tray: 15359541/4
Core/Insulation Crimp: M/M
Release Tool/Test Probe: 15381651-2/J-35616-64B (L-BU)

Powertrain Control Module (PCM) C3 Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	PK	1224	Transmission Fluid Pressure Switch Signal A (M30)
2	GY	773	Transmission Range Switch Signal C (M30)
3	-	-	Not Used
4	TN/WH	1669	HO2S Low Signal
5	-	-	Not Used
6	RD/BK	1228	PC Solenoid Valve High Control (M30)
7	YE/BK	1227	TFT Sensor Signal (M30)
8-14	-	-	Not Used
15	TN/BK	231	Oil Pressure Switch Signal
16	-	-	Not Used
17	BK	2762	Low Reference (M30)
18	-	-	Not Used
19	PU/WH	1668	HO2S High Signal
20	BK/WH	771	Transmission Range Switch Signal A (M30)
21	WH	687	3-2 Shift Solenoid Valve Control (M30)
22-24	-	-	Not Used
25	TN/BK	422	TCC Solenoid Valve Control (M30)
26-29	-	-	Not Used
30	RD	1226	Transmission Fluid Pressure Switch Signal C (M30)
31-32	-	-	Not Used
33	L-GN	1222	1-2 Shift Solenoid Valve Control (M30)
34	TN/BK	464	Delivered Torque Signal (2WD)
35	YE/BK	1223	2-3 Shift Solenoid Valve Control (M30)
36	PU	114	Low Oil Pressure Switch Signal
37	D-GN/WH	428	EVAP Canister Purge Solenoid Control
38	-	-	Not Used
39	BN	418	TCC PWM Solenoid Valve Control (M30)
40-42	-	-	Not Used
43	D-BU	1225	Transmission Fluid Pressure Switch Signal B (M30)
44	PU	401	Signal Low - Front
45	YE	400	Signal High - Front
46	BK/WH	1423	HO2S Heater Low Control
47	OG/BK	463	Requested Torque Signal (2WD)
48	L-BU/WH	1229	PC Solenoid Valve Low Control (M30)
49	D-BU	6253	Low Reference
50	YE	772	Transmission Range Switch Signal B (M30)
51	-	-	Not Used
52	WH	776	Transmission Range Switch Signal P (M30)
53-56	-	-	Not Used