Powertrain Control Module (PCM) C2

Fig 1: Powertrain Control Module (PCM) C2 Connector End View

Courtesy of GENERAL MOTORS CORP.

Powertrain Control Module (PCM) C2 Connector & Terminal Parts Information

Connector Part Information

Terminal Part Information

Pins: 1, 2, 4-9, 16-18, 20, 21, 25, 26, 29, 30, 32, 33, 35-43, 45, 46, 48, 51-55, 58-60, 64-66, 68, 69, 73
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Powertrain Control Module (PCM) C2 Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	RD	225	Generator Turn On Signal
2	D-GN	485	TP Sensor 1 Signal
3	-	-	Not Used
4	GY	596	5-Volt Reference
5	GY	2704	5-Volt Reference
6	GY	2701	5-Volt Reference
7	PU	486	TP Sensor 2 Signal
8	D-GN	6291	5-Volt Reference
9	L-BU/BK	1688	5-Volt Reference
10-15	-	-	Not Used
16	PU	6413	Low Reference
17	YE	573	CKP Sensor 1 Signal
18	PU	574	Low Reference
19	-	-	Not Used
20	D-GN/WH	6292	Low Reference
21	PK/BK	632	Low Reference
22-24	-	-	Not Used
25	TN/WH	1669	HO2S Low Signal Sensor 2
26	BN/WH	633	Camshaft Position Signal
27-28	-	-	Not Used
29	GY	1724	Boost Control Solenoid Control
30	OG/BK	469	Low Reference
31	-	-	Not Used
32	TN	1667	HO2S Low Signal Bank 2 Sensor 1
33	BK	1744	Fuel Injector 1 Control
34	-	-	Not Used
35	YE	410	ECT Sensor Signal
36	BK/WH	1704	Low Reference
37	GY	6337	MAP Sensor Signal
38	L-GN	432	SCIP Sensor Signal
39	BK	2752	Low Reference
40	BN/WH	6405	IC 1 Signal
41	YE	492	MAF Sensor Signal
42	D-GN/WH	6407	IC 4 Signal
43	BK/WH	1423	HO2S Heater Low Control Bank 1 Sensor 2
44	-	-	Not Used
45	GY	23	Generator Field Duty Cycle Signal
46	PU/WH	1668	HO2S High Signal Sensor 2
47	-	-	Not Used
48	PU	1666	HO2S High Signal Bank 2 Sensor 1
49-50	-	-	Not Used
51	TN	472	IAT Sensor Signal
52	BK	2761	Low Reference
53	L-GN/BK	1745	Fuel Injector 2 Control
54	L-BU/BK	844	Fuel Injector 4 Control
55	PK/BK	1746	Fuel Injector 3 Control
56-57	-	-	Not Used
58	D-GN	676	HO2S Heater High Control Bank 1 Sensor 1
59	D-BU/WH	6406	IC 3 Signal
60	L-BU/WH	6408	IC 2 Signal
61-63	-	-	Not Used
64	BK	2760	Low Reference
65	BN	582	TAC Motor Control 2
66	YE	581	TAC Motor Control 1
67	-	-	Not Used
68	D-BU	496	Knock Sensor Signal
69	GY	1716	Knock Sensor Signal
70-72	-	-	Not Used
73	BK/WH	451	Ground