Engine Control Module (ECM) X2 (LNJ)

WARNING: This page is about a different car, the 2009 Suzuki XL7, 2009 Pontiac Torrent, and 2009 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Engine Control Module (ECM) X2 (LNJ) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	-	-	Not Used
2	0.5 PU/WH	6270	5-Volt Reference 2
3	0.5 GY	2701	5-Volt Reference 2
4	-	-	Not Used
5	0.8 BN	582	Throttle Actuator Control (TAC) Motor Control - 2
6	0.8 YE	581	Throttle Actuator Control (TAC) Motor Control - 1
7	-	-	Not Used
8	0.5 D-GN/WH	428	EVAP Canister Purge Solenoid Control
9-11	-	-	Not Used
12	0.5 GY/WH	3113	HO2S 1 Heater Low Control
13-14	-	-	Not Used
15	0.5 OG	1676	EGR Solenoid High Control
16	-	-	Not Used
17	0.5 L-GN/BK	1745	Fuel Injector 2 Control
18	0.5 YE/BK	846	Fuel Injector 6 Control
19	0.5 TN/WH	845	Fuel Injector 5 Control
20	0.5 TN	1744	Fuel Injector 1 Control
21	0.5 YE	410	Engine Coolant Temperature Sensor Signal
22-25	-	-	Not Used
26	0.5 D-BU	496	Knock Sensor 1 Signal
27	0.5 GY	1716	Knock Sensor 1 Signal
28	-	-	Not Used
29	0.5 L-BU	1876	Knock Sensor 2 Signal
30	0.5 GY	2303	Knock Sensor 2 Signal
31	-	-	Not Used
32	0.5 GY	23	Generator Field Duty Cycle Signal
33-34	-	-	Not Used
35	0.5 TN	2752	Low Reference
36	-	-	Not Used
37	0.5 L-BU/BK	844	Fuel Injector 4 Control
38-39	-	-	Not Used
40	0.5 PK/BK	1746	Fuel Injector 3 Control
41	-	-	Not Used
42	0.5 GY	5047	5-Volt Reference 1
43	0.5 GY	2704	5-Volt Reference 1
44	0.5 D-BU	6259	5-Volt Reference 1
45	-	-	Not Used
46	0.5 GY	435	EGR Solenoid Low Control
47-52	-	-	Not Used
53	0.5 OG/BK	469	Low Reference
54	0.5 TN	2753	Low Reference
55	0.5 BN	1456	EGR Valve Position Signal
56	0.5 TN/WH	1653	HO2S Low Signal - Bank 1 Sensor 1
57	0.5 PU/WH	1665	HO2S High Signal - Bank 1 Sensor 1
58	0.5 L-GN	432	Manifold Absolute Pressure (MAP) Sensor Signal
59-60	-	-	Not Used
61	0.5 OG	225	Generator Turn On Signal
62	-	-	Not Used
63	0.5 PU	486	Throttle Position Sensor 2 Signal
64	0.5 BN/WH	633	Camshaft Position Sensor (CMP) Signal
65	0.5 D-GN	485	Throttle Position Sensor 1 Signal
66	0.5 TN	407	Low Reference
67	-	-	Not Used
68	0.5 WH/BK	6271	Crankshaft Position Sensor Signal
69	0.5 GY/BK	6272	Low Reference
70	0.5 PU	2121	IC 1 Control
71	0.5 OG/WH	2122	IC 2 Control
72	0.5 L-BU	2123	IC 3 Control
73-77	-	-	Not Used
78	0.5 YE	2174	Low Reference
79	-	-	Not Used
80	0.5 TN/BK	231	Oil Pressure Switch Signal

Connector Part Information

OEM: 34566-0803
Service: 19115670
Description: 80-Way F Receptacle 0.64 2.8 Sealed (GY)

Terminal Part Information

Pins: 2, 3, 5, 6, 8, 12, 15, 17-21, 26-32, 35, 37, 40, 42-44, 46, 53-58, 61, 63-66, 68-72, 78, 80
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: Pins 2, 3, 8, 12, 15, 17-21, 26-32, 35, 37, 40, 42-44, 46, 53-58, 61, 63-66, 68-72, 78, 80 - J/J
Core/Insulation Crimp: Pins 5-6 - K/K
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)