K20 Engine Control Module X1 (LTG)

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine
OEM Connector: 12677626
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	2	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 - 8	-	-	-	Not Occupied	-	-
9	0.5	BU	2500	High Speed GMLAN Serial Data [+] 1	II	-
10	0.5	WH	2501	High Speed GMLAN Serial Data [-] 1	II	-
11	0.5	BN/RD	1274	Accelerator Pedal Position 5V Reference 2	II	-
12	0.5	WH/RD	1164	Accelerator Pedal Position 5 Volt Reference 1	II	-
13	0.5	VT/YE	5985	Accessory Wake-Up Serial Data	II	-
14	0.5	VT/GN	439	Run/Crank Ignition 1 Voltage 4	II	-
15	0.5	RD/BN	440	Secondary Fused Battery Positive Voltage 4	II	-
16	0.5	VT/BU	5292	Powertrain Main Relay Fused Supply 3	II	-
17	-	-	-	Not Occupied	-	-
18	0.5	GY/RD	3053	Turbocharger Intake Pressure Sensor High Reference Bank 1	II	-
19 - 24	-	-	-	Not Occupied	-	-
25	0.5	BK/YE	5382	Brake Position Sensor Low Reference	II	-
26	0.5	BK/GY	6110	Clutch Pedal Position Sensor Low Reference	II	-
27	0.5	BK/VT	1272	Accelerator Pedal Position Low Reference 2	II	-
28	0.5	BK/BU	1271	Accelerator Pedal Position Low Reference 1	II	-
29 - 32	-	-	-	Not Occupied	-	-
33	0.5	GN/WH	1162	Accelerator Pedal Position Signal 2	II	-
34	0.5	GN/WH	492	Mass Air Flow Sensor Signal	II	-
35 - 36	-	-	-	Not Occupied	-	-
37	0.5	BN/RD	2700	A/C Pressure Sensor 5V Reference	II	-
38	0.5	GY	4109	Driver Mode Switch 5V Reference	II	-
39 - 40	-	-	-	Not Occupied	-	-
41	0.5	WH/RD	5381	Brake Position Sensor 5V Reference	II	-
42	0.5	GY/RD	6109	Clutch Pedal Position Sensor 5V Reference	II	-
43	-	-	-	Not Occupied	-	-
44	0.5	VT/GY	6386	Starter Enable Relay (PPEI 3) Control	II	-
45	0.5	YE/WH	1161	Accelerator Pedal Position Signal 1	II	-
46	-	-	-	Not Occupied	-	-
47	0.5	BU/GY	636	Ambient Air Temperature Sensor Signal	II	-
48	0.5	WH/BU	6289	Intake Air Temperature Sensor Signal	II	-
49	0.5	WH/GY	1786	Transmission Park/Neutral Signal 1	II	-
50	0.5	WH/BU	6311	Cruise/ETC/TCC Brake Signal	II	-
51	0.5	VT/BU	5291	Powertrain Main Relay Fused Supply 2	II	-
52	0.5	WH/BK	2366	Cooling Fan Speed Control Signal	II	-
53	-	-	-	Not Occupied	-	-
54	0.5	WH/GY	459	A/C Compressor Clutch Relay Control	II	-
55 - 56	-	-	-	Not Occupied	-	-
57	0.5	GN	380	A/C Refrigerant Pressure Sensor Signal	II	-
58	0.5	WH/VT	4108	Driver Mode Switch Signal	II	-
59	-	-	-	Not Occupied	-	-
60	0.5	BN/GY	4008	Humidity Sensor Signal	II	-
61	0.5	WH/GN	5380	Brake Position Sensor Signal	II	-
62	0.5	YE	6111	Clutch Pedal Position Sensor Signal	II	-
63	-	-	-	Not Occupied	-	-
64	0.5	GN/GY	465	Fuel Pump Primary Relay Control	II	-
65	0.5	WH	1310	EVAP Vent Solenoid Valve Control	II	-
66	-	-	-	Not Occupied	-	-
67	0.5	YE	5991	Powertrain Relay Coil Control	II	-
68 - 70	-	-	-	Not Occupied	-	-
71	0.5	BN/WH	419	Check Engine Indicator Control	II	-
72	-	-	-	Not Occupied	-	-
73	2	VT/BU	5290	Powertrain Main Relay Fused Supply 1	I	-