K20 Engine Control Module X1 (LGZ)

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine
OEM Connector: 34566-0303
Service Connector: 13574782
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	Not Available	Not Available	Not Available	Not Available
II	13579770	J-35616-4A (PU)	J-38125-11A	7116-4152-02	Yazaki 9	2	5

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	I	-
6	0.5	YE/WH	1161	Accelerator Pedal Position Signal 1	I	-
7	0.5	BK/BU	1271	Accelerator Pedal Position Low Reference 1	I	-
8	0.5	WH	7494	High Speed GMLAN Serial Data (-)3	I	-
9	0.5	BK/YE	5382	Brake Position Sensor Low Reference	I	-
10 - 11	-	-	-	Not Occupied	-	-
12	0.5	WH	2501	High Speed GMLAN Serial Data (-) 1	I	-
13	0.5	WH/BU	6311	Cruise/ETC/TCC Brake Signal	I	-
14	0.5	WH/GY	459	A/C Compressor Clutch Relay Control	I	-
15	0.5	YE	5991	Powertrain Relay Coil Control	I	-
16	0.5	BN/WH	419	Check Engine Indicator Control	I	-
17	0.5	WH/BK	2366	Cooling Fan Control Relay Speed Signal	I	-
18 - 20	-	-	-	Not Occupied	-	-
21	0.5	BN/RD	1274	Accelerator Pedal Position 5V Reference 2	I	-
22	0.5	GN/WH	1162	Accelerator Pedal Position Signal 2	I	-
23	0.5	WH/RD	1164	Accelerator Pedal Position 5V Reference 1	I	-
24	0.5	BU/BK	7493	High Speed GMLAN Serial Data (+)3	I	-
25	0.5	WH/RD	5381	Brake Position Sensor 5V Reference	I	-
26	0.5	WH/GN	5380	Brake Position Sensor Signal	I	-
27	-	-	-	Not Occupied	-	-
28	0.5	BU	2500	High Speed GMLAN Serial Data (+) 1	I	-
29	0.5	WH/GY	1786	Transmission Park/Neutral Signal 1	I	-
30	0.5	GN/WH	492	Mass Air Flow Sensor Signal	I	-
31 - 37	-	-	-	Not Occupied	-	-
38	0.5	BU/WH	890	Fuel Tank Pressure Sensor Signal	I	-
39	0.5	BN/GY	4008	Humidity Sensor Signal	I	-
40 - 43	-	-	-	Not Occupied	-	-
44	0.5	BK/WH	2151	Signal Ground	I	-
45 - 46	-	-	-	Not Occupied	-	-
47	0.5	BN/RD	2700	A/C Pressure Sensor 5V Reference	I	-
48	-	-	-	Not Occupied	-	-
49	0.5	VT/BU	5292	Powertrain Main Relay Fused Supply 3	I	-
50	0.5	VT/BU	5291	Powertrain Main Relay Fused Supply 2	I	-
51	0.5	VT/YE	5985	Accessory Wakeup Serial Data	I	-
52	0.5	RD/WH	140	Battery Positive Voltage	I	-
53	-	-	-	Not Occupied	-	-
54	0.5	WH	1310	EVAP Canister Vent Solenoid Control	I	-
55 - 63	-	-	-	Not Occupied	-	-
64	0.5	BU/GY	636	Outside Ambient Air Temperature Sensor Signal	I	-
65 - 66	-	-	-	Not Occupied	-	-
67	0.5	GN	380	A/C Refrigerant Pressure Sensor Signal	I	-
68	-	-	-	Not Occupied	-	-
69	0.5	GN/GY	465	Fuel Pump Primary Relay Control	I	-
70	0.5	YE/BK	625	Starter Enable Relay Control	I	-
71	0.5	VT/GY	139	Run/Crank Ignition 1 Voltage	I	-
72	0.5	VT/BU	5290	Powertrain Main Relay Fused Supply 1	I	-
73	2	VT/BU	5290	Powertrain Main Relay Fused Supply 1	II	-