K20 Engine Control Module X2 (LSA)

WARNING: This page is about a different car, the 2013 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Connector Part Information

Harness Type: Engine
OEM Connector: 12582677
Service Connector: 88988931
Description: 73-Way F 0.64/2.8 Series, Sealed (BK with BK Terminal Position Assurance Lock)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool	Service Terminal	Tray	Core Crimp	Insulation Crimp
I	13575575	J-35616-64B (L-BU)	J-38125-213	33467-0005	23	J	J
II	13575811	J-35616-64B (L-BU)	J-38125-213	33467-0003	23	H	H
III	Pending	J-35616-35 (VT)	J-38125-11A	7116-4152-02	9	A	5

K20 Engine Control Module X2 (LSA)

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	0.5	PU	2121	Ignition Control (1)	I	-
2	0.5	TN	1664	HO2S Low Signal - Bank 1 Sensor 1	I	-
3	0.5	PU/WH	1665	HO2S High Signal - Bank 1 Sensor 1	I	-
4	0.5	PU/WH	1668	HO2S High Signal - Bank 1 Sensor 2	I	-
5	0.5	TN/WH	1669	HO2S Low Signal - Bank 1 Sensor 2	I	-
6	0.35	L-BU	1876	Knock Sensor (KS) 2 Signal	II	-
7	0.35	GY	2303	Knock Sensor (KS) Signal	II	-
8	0.35	D-BU	496	Knock Sensor (KS) 1 Signal	II	-
9	0.35	GY	1716	Knock Sensor (KS) 1 Signal	II	-
10	-	-	-	Not Occupied	-	-
11	0.5	YE	581	Throttle Actuator Control Open	I	-
12	0.5	BN	582	Throttle Actuator Control Close	I	-
13	0.8	PK/BK	5290	Ignition 1 Voltage	I	-
14-15	-	-	-	Not Occupied	-	-
16	0.5	PK/BK	1746	Fuel Injector 3 Control	I	-
17	0.5	PU/WH	2128	Ignition Control (8)	I	-
18	0.5	D-GN/WH	2124	Ignition Control (4)	I	-
19	0.8	BN/WH	2130	Ignition Control Low Reference Bank 2	I	-
20-22	-	-	-	Not Occupied	-	-
23	0.35	BN	6266	Low Reference	II	-
24	0.8	BK	2755	Oil Pressure Sensor Low Reference	I	-
25	0.8	D-GN	7125	Super Charger Inlet Air Pressure Sensor Return	I	-
26	-	-	-	Not Occupied	-	-
27	0.35	GY/BK	6272	Low Reference	II	-
28	0.8	PK/BK	5290	Ignition 1 Voltage	I	-
29	0.35	TN	2752	Low Reference	II	-
30-31	-	-	-	Not Occupied	-	-
32	0.5	L-GN/BK	1745	Fuel Injector 2 Control	I	-
33	0.5	OG	2127	Ignition Control (7)	I	-
34	0.5	D-GN	2125	Ignition Control (5)	I	-
35	0.8	BN	2129	Ignition Control Low Reference Bank 1	I	-
36-38	-	-	-	Not Occupied	-	-
39	0.35	D-BU	6259	5-Volt Reference 1	II	-
40	0.8	GY	2705	5-Volt Reference 1	I	-
41	0.8	YE/BK	7124	5-Volt Reference 1	I	-
42	0.5	TN	2760	Intake Air Temperature Sensor Low Reference	I	-
43	0.35	PU/WH	6270	5-Volt Reference 2	II	-
44	0.35	GY	2701	5-Volt Reference 2	II	-
45	0.35	OG/BK	586	Transmission Oil Temperature Sensor Low Reference	II	MG9
46-47	-	-	-	Not Occupied	-	-
48	0.5	D-BU/WH	878	Fuel Injector 8 Control	I	-
49	0.5	TN/WH	845	Fuel Injector 5 Control	I	-
50-51	-	-	-	Not Occupied	-	-
52	0.5	YE/BK	846	Fuel Injector 6 Control	I	-
53	0.5	OG/WH	2122	Ignition Control (2)	I	-
54	0.5	D-BU/WH	2126	Ignition Control (6)	I	-
55	0.5	D-BU	2123	Ignition Control (3)	I	-
56-58	-	-	-	Not Occupied	-	-
59	0.35	D-BU/WH	6265	CMP Sensor Signal	II	-
60	0.8	TN/WH	331	Oil Pressure Sensor Signal	I	-
61	-	-	-	Not Occupied	-	-
62	0.5	TN	472	Induction Air Temperature Sensor Signal	I	-
63	0.35	WH/BK	6271	CKP Sensor Signal	II	-
64	0.35	D-GN	485	Throttle Position Sensor Signal (1)	II	-
65	0.35	TN/WH	585	Transmission Oil Temperature Sensor Signal	II	MG9
66	0.35	PU	486	Throttle Position Sensor Signal (2)	II	-
67	0.5	YE	492	Mass Air Flow Sensor Signal	I	-
68	0.5	GY/WH	3113	HO2S Heater Low Control - Bank 1 Sensor 1	I	-
69	0.5	GY/WH	3122	HO2S Heater Low Control - Bank 1 Sensor 2	I	-
70	0.5	L-BU/BK	844	Fuel Injector 4 Control	I	-
71	0.5	OG/BK	877	Fuel Injector 7 Control	I	-
72	0.5	TN	1744	Fuel Injector 1 Control	I	-
73	3.0	BK	1550	Ground	III	-