K20 Engine Control Module X1 (LYX+E88-NTM)

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine Harness
OEM Connector: 34576-0303
Service Connector: 19368142
Description: 49 -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
I	19354746	J-35616-64B (LT BU)	J-38125-213
II	Pending	J-35616-35 (VT)	J-38125-11A

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1	0.5	GN / WH	492	Mass Air Flow Sensor Signal	I	(LYX)+(E88)
2	0.5	WH / BU	6289	Intake Air Temperature Sensor Signal	I	(LYX)+(E88)
3	0.5	WH	4499	High Speed GMLAN Serial Data [-] 7	I	(LTG/LYX)+(NUG)
4	-	-	-	Not Occupied	-	-
5	0.5	WH	7494	High Speed GMLAN Serial Data [-] 3	I	-
6	0.5	WH / BU	6311	Cruise/ETC/TCC Brake Signal	I	(LYX)+(E88)
7	0.5	WH	2501	High Speed GMLAN Serial Data [-] 1	I	-
8	0.5	BN / WH	419	Check Engine Indicator Control	I	(LYX)+(E88)
9	0.5	YE	5991	Powertrain Relay Coil Control	I	(LYX)+(E88)
10 - 11	-	-	-	Not Occupied	-	-
12	0.5	BU / GY	636	Ambient Air Temperature Sensor Signal	I	(LYX)+(E88)
13	0.5	BU / BN	4498	High Speed GMLAN Serial Data [+] 7	I	(LTG/LYX)+(NUG)
14	0.5	WH / GN	5380	Brake Position Sensor Signal	I	(LYX)+(E88)
15	0.5	BU / BK	7493	High Speed GMLAN Serial Data [+] 3	I	-
16	0.5	WH / GY	1786	Transmission Park/Neutral Signal 1	I	(LYX)+(MNH/MNK)+(E88)
17	0.5	BU	2500	High Speed GMLAN Serial Data [+] 1	I	-
18	0.5	WH / GY	459	A/C Compressor Clutch Relay Control	I	(LYX)+(E88)
19 - 20	-	-	-	Not Occupied	-	-
21	0.5	GN / BU	428	EVAP Canister Purge Solenoid Control	I	(LYX)+(E88)
22	-	-	-	Not Occupied	-	-
23	0.5	BK / GY	3927	Transmission Internal Mode Switch Feedback Signal	I	(LYX)+(E88)
24	0.5	BK / BU	1271	Accelerator Pedal Position Low Reference 1	I	(LYX)+(E88)
25 - 29	-	-	-	Not Occupied	-	-
30	0.5	BK / VT	1272	Accelerator Pedal Position Low Reference 2	I	(LYX)+(E88)
31	-	-	-	Not Occupied	-	-
32	0.5	VT / BU	5291	Powertrain Main Relay Fused Supply Voltage 2	I	(LYX)+(E88)
33	0.5	VT / YE	5985	Accessory Wake-Up Serial Data	I	(LYX)+(E88)
34	0.5	RD / WH	140	Battery Positive Voltage	I	(LYX)+(E88)
35	-	-	-	Not Occupied	-	-
36	0.5	YE / VT	4325	Starter Pinion Solenoid Actuator Relay Control	I	-
37	0.5	GN / GY	465	Fuel Pump Primary Relay Control	I	(LYX)+(E88)
38	0.5	WH / RD	1164	Accelerator Pedal Position 5V Reference 1	I	(LYX)+(E88)
39	0.5	YE / BU	4171	Transmission Input Shaft Speed Sensor Circuit 9V Reference	I	(LYX)+(E88)
40	0.5	YE / BN	331	Oil Pressure Sensor Signal	I	(LYX)+(E88)
41	0.5	GN	380	A/C Refrigerant Pressure Sensor Signal	I	(LYX)+(E88)
42 - 43	-	-	-	Not Occupied	-	-
44	0.5	GN / WH	1162	Accelerator Pedal Position Signal 2	I	(LYX)+(E88)
45	0.5	BN / RD	1274	Accelerator Pedal Position 5V Reference 2	I	(LYX)+(E88)
46	0.5	YE	5530	Hood Open Switch Signal	I	KL9+(LYX)+(E88)
47	0.5	VT / GN	439	Run/Crank Ignition 1 Voltage	I	(LYX)+(E88)
48	0.5	VT	5292	Powertrain Main Relay Fused Supply Voltage 3	I	(LYX)+(E88)
49	2	VT / BU	5290	Powertrain Main Relay Fused Supply Voltage 1	II	(LYX)+(E88)