K20 Engine Control Module X1 (LCV, LTG)

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Connector Part Information

Harness Type: Engine
OEM Connector: 12603597
Service Connector: 13574948
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	13576392	J-35616-35 (VT)	J-38125-11A	7116-4152-02	Yazaki 9	2	5
II	19330179	J-35616-64B (LT BU)	J-38125-12A	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	II	LTG
2 - 3	-	-	-	Not Occupied	-	-
4	0.5	GN/BU	428	EVAP Canister Purge Solenoid Control	II	-
5 - 7	-	-	-	Not Occupied	-	-
8	0.5	YE/RD	2709	Fuel Tank Pressure Sensor 5V Reference	II	-
9 - 10	-	-	-	Not Occupied	-	-
11	0.75	GY/BK	3096	Output Speed (Digital) Sensor 5V Reference	II	M3L
12 - 13	-	-	-	Not Occupied	-	-
14	0.5 0.5	WH/RD GY/RD	3201 7331	Throttle Inlet Absolute Pressure Sensor 5V Reference Pre Throttle Air Temp and Press (TMAP) 5V Reference	II II	LCV LTG
15	0.5	YE/RD	6031	Brake Vacuum Sensor 5V Reference	II	KL9
16	0.5	VT/BU	5293	Powertrain Main Relay Fused Supply 4	II	-
17	0.5	WH/GY	4578	Surge Accumulator Solenoid Low Side Control	II	M5N
18	0.5	BN	25	Charge Indicator Control	II	-
19	0.5	GY	23	Generator Field Duty Cycle Signal	II	-
20	0.5	BK/WH	2151	Signal Ground	II	-
21 - 26	-	-	-	Not Occupied	-	-
27	0.75	WH/BK	3097	Output Speed (Digital) Sensor Low Reference	II	M3L
28 - 29	-	-	-	Not Occupied	-	-
30	0.5	BK/VT	7332	Pre Throttle Air Temp and Press (TMAP) Low Reference	II	LTG
31 - 34	-	-	-	Not Occupied	-	-
35	0.5	GN	6935	Heated Oxygen Sensor Current Adjust Signal	II	LTG
36	0.5	YE/GY	6936	Heated Oxygen Sensor Collector Signal	II	LTG
37	0.5	BN/WH	6933	Heated Oxygen Sensor Current Pump Signal	II	LTG
38	0.5	BN	6934	Heated Oxygen Sensor Ground	II	LTG
39	-	-	-	Not Occupied	-	-
40	0.5	GN/WH	432	Manifold Absolute Pressure Sensor Signal	II	-
41	0.5	BN/GN	1174	Oil Level Switch Signal	II	-
42	-	-	-	Not Occupied	-	-
43	0.5	BU/VT	1589	Primary Fuel Level Sensor Signal	II	-
44	0.5	BU/WH	1937	Secondary Fuel Level Sensor Signal	II	-
45	-	-	-	Not Occupied	-	-
46	0.5 0.5	YE/WH VT/BU	3200 7330	Throttle Inlet Absolute Pressure Sensor Signal Pre Throttle Air Temp and Press (TMAP) Air Pressure Signal	II II	LCV LTG
47	0.5	WH/BU	7329	Pre-Throttle Air Temp and Press (TMAP) Temperature Signal	II	LTG
48	0.5	YE	3054	Turbo Intake Pressure Sensor Signal Bank 1	II	LTG
49 - 51	-	-	-	Not Occupied	-	-
52	0.75	VT/BK	7300	High Pressure Fuel Pump Actuator Low - Control	II	-
53	0.5	GN/YE	4623	Local Interconnect Network Serial Data Bus 23	II	M5N
54	-	-	-	Not Occupied	-	-
55	0.5	GN/VT	4621	Local Interconnect Network Serial Data Bus 21	II	LTG
56 - 58	-	-	-	Not Occupied	-	-
59	0.5	BK/GY	2303	Knock Sensor Low Reference 2	II	-
60	0.5	WH/GY	1876	Knock Sensor Signal 2	II	-
61	0.5	BK/YE	1716	Knock Sensor Low Reference 1	II	-
62	0.5	VT/GY	496	Knock Sensor Signal 1	II	-
63	0.75	GN	3098	Output Speed (Digital) Signal	II	M3L
64 - 66	-	-	-	Not Occupied	-	-
67	0.75	GN/WH	5007	Reverse Switch Signal	II	M3L
68	0.5	BU/WH	890	Fuel Tank Pressure Sensor Signal	II	-
69 - 71	-	-	-	Not Occupied	-	-
72	0.75	YE	7301	High Pressure Fuel Pump Actuator High - Control	II	-
73	2 2	BK/WH BK/WH	451 151	Signal Ground Signal Ground	I I	LCV LTG