Engine Control Module (ECM) Connector End View C2

Fig 1: Engine Control Module (ECM) C2 Connector End View

Courtesy of GENERAL MOTORS CORP.

Engine Control Module (ECM) C2 Connector Parts Information

Connector Part Information

OEM: 13511426
Service: 19115670
Description: 80-Way F Receptacle 0.64 2.8 Sealed (GY)

Terminal Part Information

Pins: 2-3, 16, 34-35, 41-53, 58, 63-69
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Pins: 5-14, 17-33, 37-40, 56-57, 59-61, 70-79
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: Pins 5-14, 17-22, 29-33, 37-40, 56-57, 59-61, 70-79: J/J
Core/Insulation Crimp: Pins 26-27: K/K
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Engine Control Module (ECM) C2 Connector Terminal Identification

Pin	Wire Color	Circuit No.	Function
1	-	-	Not Used
2	PU/WH	6270	5-Volt Reference
3	GY	2701	5-Volt Reference
4	-	-	Not Used
5	BN	582	TAC Motor Control - 2
6	YE	581	TAC Motor Control - 1
7	-	-	Not Used
8	D-GN/WH	428	EVAP Canister Purge Solenoid Control
9	GY	5493	Cylinder Shutoff Solenoid Control (3)
10	D-BU	5491	Cylinder Shutoff Solenoid Control (1)
11	OG	5494	Cylinder Shutoff Solenoid Control (4)
12	GY/WH	3113	HO2S Heater Low Control - Bank 1 Sensor 1
13	L-GN	3212	HO2S Heater Low Control - Bank 2 Sensor 1
14	L-GN/BK	5492	Cylinder Shutoff Solenoid Control (2)
15	-	-	Not Used
16	PU	5284	Camshaft Actuator Solenoid Control (L76, L92, LY6)
17	D-BU/WH	878	Fuel Injector 8 Control
18	TN/WH	845	Fuel Injector 5 Control
19	YE/BK	846	Fuel Injector 6 Control
20	TN	1744	Fuel Injector 1 Control
21	YE	410	ECT Sensor Signal
22	TN	2761	Low Reference
23-25	-	-	Not Used
26	D-BU	496	Knock Sensor 1 Signal
27	GY	1716	Low Reference
28	-	-	Not Used
29	L-BU	1876	Knock Sensor 2 Signal
30	GY	2303	Low Reference
31	-	-	Not Used
32	GY	23	Generator Field Duty Cycle Signal
33	BN	1174	Oil Level Switch Signal
34	BK	2755	Low Reference
35	TN	2752	Low Reference
36	-	-	Not Used
37	L-GN/BK	1745	Fuel Injector 2 Control
38	PK/BK	1746	Fuel Injector 3 Control
39	L-BU/BK	844	Fuel Injector 4 Control
40	OG/BK	877	Fuel Injector 7 Control
41	GY	2705	5-Volt Reference
42	-	-	Not Used
43	GY	2704	5-Volt Reference
44	D-BU	6259	5-Volt Reference
45-49	-	-	Not Used
50	TN/WH	331	Oil Pressure Sensor Signal
51	-	-	Not Used
52	TN	2199	Low Reference (L76, L92, LY6)
53	OG/BK	469	Low Reference
54-55	-	-	Not Used
56	TN	1664	HO2S Low Signal - Bank 1 Sensor 1
57	PU/WH	1665	HO2S High Signal - Bank 1 Sensor 1
58	L-GN	432	MAP Sensor Signal
59	PU	1666	HO2S High Signal - Bank 2 Sensor 1
60	TN	1667	HO2S Low Signal - Bank 2 Sensor 1
61	BN	25	Charge Indicator Control/Charge Indicator Signal
62	-	-	Not Used
63	PU	486	TP Sensor 2 Signal
64	D-BU/WH	6265	CMP Sensor Signal
65	D-GN	485	TP Sensor 1 Signal
66	BN	6266	Low Reference
67	-	-	Not Used
68	WH/BK	6271	CKP Sensor Signal
69	GY/BK	6272	Low Reference
70	PU	2121	IC 1 Control
71	PU/WH	2128	IC 8 Control
72	OG	2127	IC 7 Control
73	OG/WH	2122	IC 2 Control
74	L-BU/WH	2126	IC 6 Control
75	D-GN	2125	IC 5 Control
76	D-GN/WH	2124	IC 4 Control
77	L-BU	2123	IC 3 Control
78	BN	2129	Low Reference
79	BN/WH	2130	Low Reference
80	-	-	Not Used