K20 Engine Control Module X2 (LTG)

WARNING: This page is about a different car, the 2021 GMC Terrain and 2021 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine Harness
OEM Connector: 34566-0103
Service Connector: 19333090
Description: 73 -Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool
I	19354746	J-35616-64B (LT BU)	J-38125-215A
II	Pending	J-35616-35 (VT)	J-38125-11A

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	-	-	-	Not Occupied	-	-
2	0.5	BU	410	Engine Coolant Temperature Sensor Signal	I	LTG
3 - 4	-	-	-	Not Occupied	-	-
5	0.5	GY / RD	2704	Manifold Absolute Pressure Sensor 5V Reference	I	LTG
6	0.5	GY / YE	5297	Exhaust Camshaft Position Sensor 1 Voltage Reference	I	LTG
7	0.5	GY / BU	5300	Intake Camshaft Position Sensor 1 Voltage Reference	I	LTG
8 - 11	-	-	-	Not Occupied	-	-
12	0.5	BN / RD	2701	Throttle Position Sensor 5V Reference	I	LTG
13	0.5	BU / WH	3630	Throttle Position Sensor SENT 1 Signal	I	LTG
14	0.5	WH / RD	2705	Oil Pressure Sensor 5V Reference	I	LTG
15	0.5	VT / BU	6270	Crankshaft Position Sensor Voltage	I	LTG
16 - 20	-	-	-	Not Occupied	-	-
21	0.5	BK / GN	469	Manifold Absolute Pressure Sensor Low Reference	I	LTG
22	0.5	BK / GY	5296	Exhaust Camshaft Position Sensor Low Reference 1	I	LTG
23	0.5	BK / GN	5301	Intake Camshaft Position Sensor Low Reference 1	I	LTG
24 - 27	-	-	-	Not Occupied	-	-
28	0.5	BK / BN	2752	Throttle Position Sensor Low Reference	I	LTG
29	0.5	YE / BN	331	Oil Pressure Sensor Signal	I	LTG
30	0.5	BK / VT	2755	Oil Pressure Sensor Low Reference	I	LTG
31	0.5	BK / VT	6272	Crankshaft Position Sensor Low Reference	I	LTG
32	0.5	GN	3060	Turbocharger Bypass Solenoid Valve Control Bank 1	I	LTG
33	-	-	-	Not Occupied	-	-
34	0.5	WH / YE	3121	HO2S Low Signal Bank 1 Sensor 2	I	LTG
35	-	-	-	Not Occupied	-	-
36	0.5	BK / VT	6754	Camshaft Position Actuator Solenoid Valve X Low Reference	I	LTG
37	0.5	BK / BN	6753	Camshaft Position Actuator Solenoid Valve W Low Reference	I	LTG
38	0.5	VT / BK	5273	Exhaust Camshaft Position Sensor 1	I	LTG
39	0.5	YE / VT	5275	Intake Camshaft Position Sensor 1	I	LTG
40	0.5	GN	6271	Crankshaft Position Sensor Signal	I	LTG
41	-	-	-	Not Occupied	-	-
42	0.5	VT / BU	6091	Crankshaft Position Sensor Replicated Signal	I	LTG+NKC
43	0.5	BK / YE	548	Engine Control Sensors Low Reference 1	I	LTG
44	0.5	BK / BU	2129	Ignition Control Low Reference Bank 1	I	LTG
45	0.5	GN / BU	2123	Ignition Control 3	I	LTG
46	0.5	BU / VT	2121	Ignition Control 1	I	LTG
47	-	-	-	Not Occupied	-	-
48	0.75	BU	4802	Direct Fuel Injector High Voltage Control Cylinder 2	I	LTG
49	0.75	GY / BU	4804	Direct Fuel Injector High Voltage Control Cylinder 4	I	LTG
50	0.75	GN	4803	Direct Fuel Injector High Voltage Control Cylinder 3	I	LTG
51	0.75	BN	4801	Direct Fuel Injector High Voltage Control Cylinder 1	I	LTG
52	0.5	YE	581	Throttle Actuator Open Control	I	LTG
53	-	-	-	Not Occupied	-	-
54	0.5	VT / BU	3120	HO2S High Signal Bank 1 Sensor 2	I	LTG
55	-	-	-	Not Occupied	-	-
56	0.5	GY / BU	5282	Exhaust Camshaft Position Actuator Solenoid Valve 1	I	LTG
57	0.5	VT / BN	5284	Intake Camshaft Position Actuator Solenoid Valve 1	I	LTG
58 - 59	-	-	-	Not Occupied	-	-
60	0.5	GY / WH	3122	HO2S Heater Low Control Bank 1 Sensor 2	I	LTG
61 - 62	-	-	-	Not Occupied	-	-
63	0.5	BN / YE	258	Turbocharger Wastegate Solenoid Valve Control	I	LTG
64	0.5	BU	179	Engine Oil Pump Control	I	LTG
65	0.5	BU / WH	2122	Ignition Control 2	I	LTG
66	0.5	YE / BU	2124	Ignition Control 4	I	LTG
67	-	-	-	Not Occupied	-	-
68	0.75	BU / GY	4902	Direct Fuel Injector High Voltage Supply Cylinder 2	I	LTG
69	0.75	BU / WH	4904	Direct Fuel Injector High Voltage Supply Cylinder 4	I	LTG
70	0.75	GN / GY	4903	Direct Fuel Injector High Voltage Supply Cylinder 3	I	LTG
71	0.75	BN / WH	4901	Direct Fuel Injector High Voltage Supply Cylinder 1	I	LTG
72	0.5	BN / WH	582	Throttle Actuator Close Control	I	LTG
73	2	BK / WH	151	Signal Ground	II	LTG