K20 Engine Control Module X2

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Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine
OEM Connector: 34566-0103
Service Connector: 88988931
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	Service Terminal	Tray Name	Core Crimp	Insulation Crimp
I	13579770	J-35616-4A (PU)	J-38125-11A	7116-4152-02	Yazaki 9	A	5
II	13579770	J-35616-4A (PU)	J-38125-11A	Not Available	Not Available	Not Available	Not Available
III	19330179	J-35616-64B (LT BU)	J-38125-215A	Not Available	Not Available	Not Available	Not Available

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	0.5	GY/WH	3122	Heated Oxygen Sensor Heater Low Control Bank 1 Sensor 2	III	-
2	0.5 0.5	WH/BN BU	3223 410	Heated Oxygen Sensor Heater Low Control Bank 2 Sensor 2 Engine Coolant Temperature Sensor Signal	III III	LFY LTG
3	-	-	-	Not Occupied	-	-
4	0.5	BN/RD	7445	Fuel Line Pressure Sensor 5V Reference	III	-
5	0.5	GY/RD	2704	Manifold Absolute Pressure Sensor 5V Reference	III	-
6	0.5	GY/YE	5297	Camshaft Position Exhaust Sensor Control 1	III	-
7	0.5 0.5	GN/VT GY/BU	4621 5300	Local Interconnect Network Serial Data Bus 21 Camshaft Position Intake Sensor Control 1	III III	LFY LTG
8	-	-	-	Not Occupied	-	-
9	0.5	BN/GN	1174	Oil Level Switch Signal	III	-
10	-	-	-	Not Occupied	-	-
11	0.5	YE/BN	331	Oil Pressure Sensor Signal	III	-
12	0.5 0.5	BK/BN BN/RD	2761 2701	Coolant Temperature Sensor Low Reference Throttle Position Sensor 5V Reference	III III	LFY LTG
13	0.5	BU/WH	3630	Throttle Position Sensor (SENT1) Signal	III	-
14	0.5	WH/RD	2705	Oil Pressure Sensor 5V Reference	III	-
15	0.5	VT/BU	6270	Crankshaft 60X Sensor 5V Reference	III	-
16	-	-	-	Not Occupied	-	-
17	0.5	GY/WH	3113	Heated Oxygen Sensor Heater Low Control Bank 1 Sensor 1	III	-
18	0.5	GN/YE	3212	Heated Oxygen Sensor Heater Low Control Bank 2 Sensor 1	III	-
19	-	-	-	Not Occupied	-	-
20	0.5	BU/WH	7446	Fuel Line Pressure Sensor Signal	III	-
21	0.5 0.5	BU/WH BK/GN	1937 469	Secondary Fuel Level Sensor Signal Manifold Absolute Pressure Sensor Low Reference	III III	F48 LTG
22	0.5 0.5	BU/VT BK/GY	1589 5296	Primary Fuel Level Sensor Signal Camshaft Position Exhaust Sensor Low Reference 1	III III	LFY LTG
23	0.5	BK/GN	5301	Camshaft Position Intake Sensor Low Reference 1	III	-
24 - 27	-	-	-	Not Occupied	-	-
28	0.5 0.5	VT/BU BK/BN	5294 2752	Powertrain Main Relay Fused Supply 5 Throttle Position Sensor Low Reference	III III	LFY LTG
29	0.5	YE/BN	331	Oil Pressure Sensor Signal	III	-
30	0.5	BK/VT	2755	Oil Pressure Sensor Low Reference	III	-
31	0.5	BK/VT	6272	Crankshaft 60X Sensor Low Reference	III	-
32	0.5	GN	3060	Turbo Bypass Solenoid Control Bank 1	III	-
33	-	-	-	Not Occupied	-	-
34	0.5	WH/YE	3121	Heated Oxygen Sensor Low Signal Bank 1 Sensor 2	III	-
35	0.5	WH/BK	3111	Heated Oxygen Sensor Low Signal Bank 1 Sensor 1	III	-
36	0.5 0.5	YE/WH BK/VT	3211 6754	Heated Oxygen Sensor Low Signal Bank 2 Sensor 1 Cam Phaser X Low Reference	III III	LFY LTG
37	0.5 0.5	WH/YE BK/BN	3121 6753	Heated Oxygen Sensor Low Signal Bank 1 Sensor 2 Cam Phaser W Low Reference	III III	LFY-F48 LTG
38	0.5 0.5	YE/BU VT/BK	3221 5273	Heated Oxygen Sensor Low Signal Bank 2 Sensor 2 Camshaft Position Exhaust Sensor 1	III III	LFY LTG
39	0.5 0.5	BK/YE YE/VT	1716 5275	Knock Sensor Low Reference 1 Camshaft Position Intake Sensor 1	III III	LFY LTG
40	0.5 0.5	BK/GY GN	2303 6271	Knock Sensor Low Reference 2 Crankshaft 60X Sensor Signal	III III	LFY LTG
41	-	-	-	Not Occupied	-	-
42	0.5 0.5	YE/WH VT/BU	3200 6091	Throttle Inlet Absolute Pressure Sensor Signal Crankshaft Position Sensor Replicated Signal	III III	LFY LTG
43	0.5	WH/RD	3201	Throttle Inlet Absolute Pressure Sensor 5V Reference	III	LFY
44	0.5	BK/BU	2129	Ignition Control Low Reference Bank 1	III	-
45	0.5	GN/BU	2123	Ignition Control 3	III	-
46	0.5 0.5	YE/RD BU/VT	2709 2121	Fuel Tank Pressure Sensor 5V Reference Ignition Control 1	III III	LFY LTG
47	0.5	GY/RD	2704	Manifold Absolute Pressure Sensor 5V Reference	III	-
48	0.5 0.75	BK/GN BU	469 4802	Manifold Absolute Pressure Sensor Low Reference Direct Fuel Injector (DFI) High Voltage Control Cylinder 2	III III	LFY LTG
49	0.75	GY/BU	4804	Direct Fuel Injector (DFI) High Voltage Control Cylinder 4	III	-
50	0.75	GN	4803	Direct Fuel Injector (DFI) High Voltage Control Cylinder 3	III	-
51	0.5 0.75	BK/GY BN	3927 4801	IMS Mode Switch Low Reference Direct Fuel Injector (DFI) High Voltage Control Cylinder 1	III III	LFY LTG
52	0.5 0.5	BN/WH YE	582 581	Throttle Actuator Control Close Throttle Actuator Control Open	III III	LFY LTG
53	-	-	-	Not Occupied	-	-
54	0.5	VT/BU	3120	Heated Oxygen Sensor High Signal Bank 1 Sensor 2	III	-
55	0.5	VT/GY	3110	Heated Oxygen Sensor High Signal Bank 1 Sensor 1	III	-
56	0.5 0.5	VT/WH GY/BU	3210 5282	Heated Oxygen Sensor High Signal Bank 2 Sensor 1 Camshaft Phaser Exhaust Solenoid 1	III III	LFY LTG
57	0.5 0.5	VT/BU VT/BN	3120 5284	Heated Oxygen Sensor High Signal Bank 1 Sensor 2 Camshaft Phaser Intake Solenoid 1	III III	LFY LTG
58	0.5	VT/GN	3220	Heated Oxygen Sensor High Signal Bank 2 Sensor 2	III	-
59	0.5	VT/GY	496	Knock Sensor Signal 1	III	-
60	0.5 0.5	WH/GY GY/WH	1876 3122	Knock Sensor Signal 2 Heated Oxygen Sensor Heater Low Control Bank 1 Sensor 2	III III	LFY LTG
61 - 62	-	-	-	Not Occupied	-	-
63	0.5	BK/VT	2760	Intake Air Temperature Sensor Low Reference	III	LTG
64	0.5	BU	179	Oil Pump Command Signal	III	-
65	0.5	BU/WH	2122	Ignition Control 2	III	-
66	0.5	YE/BU	2124	Ignition Control 4	III	-
67	0.5	GN/WH	432	Manifold Absolute Pressure Sensor Signal	III	-
68	0.75	BU/GY	4902	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2	III	-
69	0.75	BU/WH	4904	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4	III	-
70	0.5 0.75	WH/BU GN/GY	6289 4903	Induction Air Temperature Sensor Signal Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3	III III	LFY LTG
71	0.75	BN/WH	4901	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1	III	-
72	0.5 0.5	YE BN/WH	581 582	Throttle Actuator Control Open Throttle Actuator Control Close	III III	LFY LTG
73	2.5 1.5	BK/WH BK/WH	451 451	Signal Ground Signal Ground	I II	LFY LTG