K20 Engine Control Module X1 (LTG)

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. 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
OEM Connector: 13649839
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	13575812	J-35616-64B (LT BU)	J-38125-213	33467-0003	Delphi 23	H	H
II	13576377	J-35616-35 (VT)	J-38125-12A	1326030-8	Lear 17	A	4
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 - 4	-	-	-	Not Occupied	-	-
5	0.35	BU/BN	4498	High Speed GMLAN Serial Data (+) 7	I	-
6	0.35	WH	4499	High Speed GMLAN Serial Data (-) 7	I	-
7	0.35	WH	7494	High Speed GMLAN Serial Data (-)3	I	-
8	0.35	BU/BK	7493	High Speed GMLAN Serial Data (+)3	I	-
9	0.5	BU	2500	High Speed GMLAN Serial Data (+) 1	III	-
10	0.5	WH	2501	High Speed GMLAN Serial Data (-) 1	III	-
11	0.35	BN/RD	1274	Accelerator Pedal Position 5V Reference 2	I	-
12	0.35	WH/RD	1164	Accelerator Pedal Position 5V Reference 1	I	-
13	0.5	VT/YE	5985	Accessory Wakeup Serial Data	III	-
14	0.5	VT/GN	439	Run/Crank Ignition 1 Voltage	III	-
15	0.5	RD/WH	140	Battery Positive Voltage	III	-
16	0.75	VT/BU	5292	Powertrain Main Relay Fused Supply 3	III	-
17	-	-	-	Not Occupied	-	-
18	0.5	GY/RD	3053	Turbo Intake Pressure Sensor High Reference Bank 1	III	-
19 - 22	-	-	-	Not Occupied	-	-
23	0.5	BK/GY	3927	IMS Mode Switch Low Reference	III	-
24	-	-	-	Not Occupied	-	-
25	0.35	BK/YE	5382	Brake Position Sensor Low Reference	I	-
26	-	-	-	Not Occupied	-	-
27	0.35	BK/VT	1272	Accelerator Pedal Position Low Reference 2	I	-
28	0.35	BK/BU	1271	Accelerator Pedal Position Low Reference 1	I	-
29 - 31	-	-	-	Not Occupied	-	-
32	0.35	YE/VT	6030	Brake Vacuum Sensor Signal	I	-
33	0.35	GN/WH	1162	Accelerator Pedal Position Signal 2	I	-
34	0.5	GN/WH	492	Mass Air Flow Sensor Signal	III	-
35 - 36	-	-	-	Not Occupied	-	-
37	0.5	BN/RD	2700	A/C Pressure Sensor 5V Reference	III	-
38	-	-	-	Not Occupied	-	-
39	0.5	WH/RD	596	5V Reference	III	-
40	-	-	-	Not Occupied	-	-
41	0.35	WH/RD	5381	Brake Position Sensor 5V Reference	I	-
42 - 43	-	-	-	Not Occupied	-	-
44	0.35	YE/BK	625	Starter Enable Relay Control	I	-
45	0.35	YE/WH	1161	Accelerator Pedal Position Signal 1	I	-
46	-	-	-	Not Occupied	-	-
47	0.35	BU/GY	636	Outside Ambient Air Temperature Sensor Signal	I	-
48	0.5	WH/BU	6289	Induction Air Temperature Sensor Signal	III	-
49	-	-	-	Not Occupied	-	-
50	0.35	WH/BU	6311	Cruise/ETC/TCC Brake Signal	I	-
51	0.5	VT/BU	5291	Powertrain Main Relay Fused Supply 2	III	-
52	0.5	WH/BK	2366	Cooling Fan Control Relay Speed Signal	III	-
53	-	-	-	Not Occupied	-	-
54	0.35	WH/GY	459	A/C Compressor Clutch Relay Control	I	-
55 - 56	-	-	-	Not Occupied	-	-
57	0.5	GN	380	A/C Refrigerant Pressure Sensor Signal	III	-
58	-	-	-	Not Occupied	-	-
59	0.5	WH/BU	5726	Ignition Mode Switch Mode Control Backup	III	-
60	0.5	BN/GY	4008	Humidity Sensor Signal	III	-
61	0.35	WH/GN	5380	Brake Position Sensor Signal	I	-
62 - 63	-	-	-	Not Occupied	-	-
64	0.35	GN/GY	465	Fuel Pump Primary Relay Control	I	-
65	0.35	WH	1310	EVAP Canister Vent Solenoid Control	I	-
66	-	-	-	Not Occupied	-	-
67	0.35	YE	5991	Powertrain Relay Coil Control	I	-
68 - 70	-	-	-	Not Occupied	-	-
71	0.35	BN/WH	419	Check Engine Indicator Control	I	-
72	-	-	-	Not Occupied	-	-
73	2	VT/BU	5290	Powertrain Main Relay Fused Supply 1	II	-