K20 Engine Control Module X3

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Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine
OEM Connector: 34566-0203
Service Connector: 88988372
Description: 73-Way F 0.64, 2.8 Series, Sealed (BK with GY 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	3113	Heated Oxygen Sensor Heater Low Control Bank 1 Sensor 1	III	-
2	-	-	-	Not Occupied	-	-
3	0.5	GN/BN	5298	Camshaft Position Exhaust Sensor Control 2	III	-
4	0.5 0.5	YE GN/BU	5276 428	Camshaft Position Intake Sensor 2 EVAP Canister Purge Solenoid Control	III III	LFY LTG
5	0.5	WH/BU	5302	Camshaft Position Intake Sensor Control 2	III	-
6	0.5 0.5	VT/BU BN/RD	6270 2917	Crankshaft 60X Sensor 5V Reference Fuel Rail Pressure Sensor 5V Reference	III III	LFY LTG
7	0.5	GN	6271	Crankshaft 60X Sensor Signal	III	-
8	0.5 0.5	BN/RD YE/RD	2701 2709	Throttle Position Sensor 5V Reference Fuel Tank Pressure Sensor 5V Reference	III III	LFY LTG
9	0.5	VT/BU	6091	Crankshaft Position Sensor Replicated Signal	III	-
10 - 11	-	-	-	Not Occupied	-	-
12	0.5	BN/BU	2126	Ignition Control 6	III	-
13	0.5	BU/GY	2125	Ignition Control 5	III	-
14	0.5 0.5	YE/BU GY/RD	2124 7331	Ignition Control 4 Pre Throttle Air Temp and Press (TMAP) 5V Reference	III III	LFY LTG
15	0.5 0.5	BK/GY YE/RD	2130 6031	Ignition Control Low Reference Bank 2 Brake Vacuum Sensor 5V Reference	III III	LFY LTG
16	0.75 0.5	YE VT/BU	7301 5294	High Pressure Fuel Pump Actuator High - Control Powertrain Main Relay Fused Supply 5	III III	LFY LTG
17	-	-	-	Not Occupied	-	-
18	0.5	BN	25	Charge Indicator Control	III	-
19	0.5 0.5	BK/BN GY	5299 23	Camshaft Position Exhaust Sensor Low Reference 2 Generator Field Duty Cycle Signal	III III	LFY LTG
20	0.5 0.5	VT/BU BK/WH	5274 2151	Camshaft Position Exhaust Sensor 2 Signal Ground	III III	LFY LTG
21	0.5 0.5	BK/VT BU/WH	5303 2918	Camshaft Position Intake Sensor Low Reference 2 Fuel Rail Pressure Sensor Signal	III III	LFY LTG
22	0.5 0.5	BK/VT BK/GN	6272 2919	Crankshaft 60X Sensor Low Reference Fuel Rail Pressure Sensor Low Reference	III III	LFY LTG
23	0.5	BU/WH	3630	Throttle Position Sensor (SENT1) Signal	III	-
24	0.5	BK/BN	2752	Throttle Position Sensor Low Reference	III	-
25	-	-	-	Not Occupied	-	-
26	0.5	BN	25	Charge Indicator Control	III	-
27	-	-	-	Not Occupied	-	-
28	0.5	GN/BU	2123	Ignition Control 3	III	-
29	0.5	BU/WH	2122	Ignition Control 2	III	-
30	0.5 0.5	BU/VT BK/VT	2121 7332	Ignition Control 1 Pre Throttle Air Temp and Press (TMAP) Low Reference	III III	LFY LTG
31	0.5	BK/BU	2129	Ignition Control Low Reference Bank 1	III	-
32	0.75	VT/BK	7300	High Pressure Fuel Pump Actuator Low - Control	III	-
33	0.5	GN/BU	428	EVAP Canister Purge Solenoid Control	III	-
34	-	-	-	Not Occupied	-	-
35	0.5 0.5	GY/YE GN	5297 6935	Camshaft Position Exhaust Sensor Control 1 Heated Oxygen Sensor Current Adjust Signal	III III	LFY LTG
36	0.5 0.5	VT/BK YE/GY	5273 6936	Camshaft Position Exhaust Sensor 1 Heated Oxygen Sensor Collector Signal	III III	LFY LTG
37	0.5 0.5	BK/GY BN/WH	5296 6933	Camshaft Position Exhaust Sensor Low Reference 1 Heated Oxygen Sensor Current Pump Signal	III III	LFY LTG
38	0.5 0.5	BU BN	410 6934	Engine Coolant Temperature Sensor Signal Heated Oxygen Sensor Ground	III III	LFY LTG
39	0.5	BN/RD	7445	Fuel Line Pressure Sensor 5V Reference	III	-
40	0.5 0.5	BN/RD GN/WH	2917 432	Fuel Rail Pressure Sensor 5V Reference Manifold Absolute Pressure Sensor Signal	III III	LFY LTG
41	0.5 0.5	BK/GN BN/GN	2919 1174	Fuel Rail Pressure Sensor Low Reference Oil Level Switch Signal	III III	LFY LTG
42	-	-	-	Not Occupied	-	-
43	0.5 0.5	BK/BU BU/VT	6755 1589	Cam Phaser Y Low Reference Primary Fuel Level Sensor Signal	III III	LFY LTG
44	0.5	GN	5272	Camshaft Phaser Intake Solenoid 2	III	-
45	0.5	VT/BN	5284	Camshaft Phaser Intake Solenoid 1	III	-
46	0.5 0.5	BK/BN VT/BU	6753 7330	Cam Phaser W Low Reference Pre Throttle Air Temp and Press (TMAP) Air Pressure Signal	III III	LFY LTG
47	0.75 0.5	WH/GN WH/BU	4805 7329	Direct Fuel Injector (DFI) High Voltage Control Cylinder 5 Pre-Throttle Air Temp and Press (TMAP) Temperature Signal	III III	LFY LTG
48	0.75 0.5	BU YE	4802 3054	Direct Fuel Injector (DFI) High Voltage Control Cylinder 2 Turbo Intake Pressure Sensor Signal Bank 1	III III	LFY LTG
49	0.75	BN	4801	Direct Fuel Injector (DFI) High Voltage Control Cylinder 1	III	-
50	0.75	GY/BU	4804	Direct Fuel Injector (DFI) High Voltage Control Cylinder 4	III	-
51	0.75	VT/GN	4806	Direct Fuel Injector (DFI) High Voltage Control Cylinder 6	III	-
52	0.75 0.5	GN VT/BK	4803 7300	Direct Fuel Injector (DFI) High Voltage Control Cylinder 3 High Pressure Fuel Pump Actuator Low - Control	III III	LFY LTG
53 - 54	-	-	-	Not Occupied	-	-
55	0.5 0.5	GY/BU GN/VT	5300 4621	Camshaft Position Intake Sensor Control 1 Local Interconnect Network Serial Data Bus 21	III III	LFY LTG
56	0.5	YE/VT	5275	Camshaft Position Intake Sensor 1	III	-
57	0.5	BK/GN	5301	Camshaft Position Intake Sensor Low Reference 1	III	-
58	-	-	-	Not Occupied	-	-
59	0.5 0.5	BU/WH BK/GY	7446 2303	Fuel Line Pressure Sensor Signal Knock Sensor Low Reference 2	III III	LFY LTG
60	0.5 0.5	BU/WH WH/GY	2918 1876	Fuel Rail Pressure Sensor Signal Knock Sensor Signal 2	III III	LFY LTG
61	0.5 0.5	GY BK/YE	23 1716	Generator Field Duty Cycle Signal Knock Sensor Low Reference 1	III III	LFY LTG
62	0.5	VT/GY	496	Knock Sensor Signal 1	III	-
63	0.5	BK/GY	6756	Cam Phaser Z Low Reference	III	-
64	0.5	GN/BN	5283	Camshaft Phaser Exhaust Solenoid 2	III	-
65	0.5	GY/BU	5282	Camshaft Phaser Exhaust Solenoid 1	III	-
66	0.5	BK/VT	6754	Cam Phaser X Low Reference	III	-
67	0.75	GN/WH	4905	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 5	III	-
68	0.75 0.5	BU/GY BU/WH	4902 890	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2 Fuel Tank Pressure Sensor Signal	III III	LFY LTG
69	0.75	BN/WH	4901	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1	III	-
70	0.75	BU/WH	4904	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4	III	-
71	0.75	VT/GY	4906	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 6	III	-
72	0.75 0.5	GN/GY YE	4903 7301	Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3 High Pressure Fuel Pump Actuator High - Control	III III	LFY LTG
73	2.5 1.5	BK/WH BK/WH	451 451	Signal Ground Signal Ground	I II	LFY LTG