K20 Engine Control Module X1 (LGX)

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine
OEM Connector: 12615655
Service Connector: 13574946
Description: 73-Way F 0.64, 2.8 Series, Sealed (BK with BU 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-35616-35 (VT)	J-38125-11A	7116-4152-02	Yazaki 9	A	5
II	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 - 4	-	-	-	Not Occupied	-	-
5	0.5	BK/VT	1272	Accelerator Pedal Position Low Reference 2	II	-
6	0.5	YE/WH	1161	Accelerator Pedal Position Signal 1	II	-
7	0.5	BK/BU	1271	Accelerator Pedal Position Low Reference 1	II	-
8	0.5	WH	7494	High Speed GMLAN Serial Data [-] 3	II	MI1
9	0.5	BK/YE	5382	Brake Position Sensor Low Reference	II	MI1
10	0.5	YE	6111	Clutch Pedal Position Sensor Signal	II	M13
11	0.5	BK/GY	6110	Clutch Pedal Position Sensor Low Reference	II	M13
12	0.5	WH	2501	High Speed GMLAN Serial Data [-] 1	II	-
13	0.5	WH/BU	6311	Cruise/ETC/TCC Brake Signal	II	-
14	0.5	WH/GY	459	A/C Compressor Clutch Relay Control	II	-
15	0.5	YE	5991	Powertrain Relay Coil Control	II	-
16	0.5	BN/WH	419	Check Engine Indicator Control	II	-
17	0.5	WH/BK	2366	Cooling Fan Speed Control Signal	II	-
18 - 20	-	-	-	Not Occupied	-	-
21	0.5	BN/RD	1274	Accelerator Pedal Position 5V Reference 2	II	-
22	0.5	GN/WH	1162	Accelerator Pedal Position Signal 2	II	-
23	0.5	WH/RD	1164	Accelerator Pedal Position 5 Volt Reference 1	II	-
24	0.5	BU/BK	7493	High Speed GMLAN Serial Data [+] 3	II	MI1
25	0.5	WH/RD	5381	Brake Position Sensor 5V Reference	II	MI1
26	0.5	WH/GN	5380	Brake Position Sensor Signal	II	MI1
27	0.5	GY/RD	6109	Clutch Pedal Position Sensor 5V Reference	II	M13
28	0.5	BU	2500	High Speed GMLAN Serial Data [+] 1	II	-
29	-	-	-	Not Occupied	-	-
30	0.5	GN/WH	492	Mass Air Flow Sensor Signal	II	-
31 - 37	-	-	-	Not Occupied	-	-
38	0.5	BU/WH	890	Fuel Tank Pressure Sensor Signal	II	-
39	0.5	BN/GY	4008	Humidity Sensor Signal	II	-
40	0.5	WH/RD	480	Engine Control Vehicle Sensors 5 Volt Reference 1	II	MI1
41 - 43	-	-	-	Not Occupied	-	-
44	0.5	BK/WH	2151	Ground 21	II	-
45	-	-	-	Not Occupied	-	-
46	0.5	GY	4109	Driver Mode Switch 5V Reference	II	-
47	0.5	BN/RD	2700	A/C Pressure Sensor 5V Reference	II	-
48	-	-	-	Not Occupied	-	-
49	0.5	VT/BU	5292	Powertrain Main Relay Fused Supply 3	II	-
50	0.5	VT/BU	5291	Powertrain Main Relay Fused Supply 2	II	-
51	0.5	VT/YE	5985	Accessory Wake-Up Serial Data	II	-
52	0.5	RD/BN	440	Secondary Fused Battery Positive Voltage 4	II	-
53	-	-	-	Not Occupied	-	-
54	0.5	WH	1310	EVAP Vent Solenoid Valve Control	II	-
55 - 59	-	-	-	Not Occupied	-	-
60	0.5	GN/YE	3337	Transmission Internal Mode Switch Mode Control Y	II	MI1
61 - 63	-	-	-	Not Occupied	-	-
64	0.5	BU/GY	636	Ambient Air Temperature Sensor Signal	II	-
65	-	-	-	Not Occupied	-	-
66	0.5	WH/VT	4108	Driver Mode Switch Signal	II	-
67	0.5	GN	380	A/C Refrigerant Pressure Sensor Signal	II	-
68	-	-	-	Not Occupied	-	-
69	0.5	GN/GY	465	Fuel Pump Primary Relay Control	II	-
70	0.5	VT/GY	6386	Starter Enable Relay (PPEI 3) Control	II	-
71	0.5	VT/GN	439	Run/Crank Ignition 1 Voltage 4	II	-
72	0.5	VT/BU	5290	Powertrain Main Relay Fused Supply 1	II	-
73	2.5	VT/BU	5290	Powertrain Main Relay Fused Supply 1	I	-