K20 Engine Control Module X3

Courtesy of GENERAL MOTORS COMPANY

Connector Part Information

Harness Type: Engine
OEM Connector: 34576-1303
Service Connector: 19366869
Description: 49 -Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)

Terminal Part Information

Terminal Type ID	Terminated Lead	Diagnostic Test Probe	Terminal Removal Tool
I	13578937	J-35616-35 (VT)	J-38125-11A
II	19354746	J-35616-64B (LT BU)	J-38125-215A

Pin	Size	Color	Circuit	Function	Terminal Type ID	Option
1 - 4	-	-	-	Not Occupied	-	-
5	0.5	GN	6935	HO2S Pump Current Trim Signal	II	-
6	0.5	BN / WH	6933	HO2S Pump Current Signal	II	-
7	0.5	BN	6934	HO2S Ground	II	-
8	0.5	YE / GY	6936	HO2S Signal	II	-
9 - 14	-	-	-	Not Occupied	-	-
15	0.5	BU	2572	Heated Oxygen Sensor 2 Current Adjust Signal	II	-
16	0.5	YE / WH	2570	Heated Oxygen Sensor 2 Pump Current Signal	II	-
17	0.5	WH	2571	-	II	-
18	0.5	BN / GY	2573	Heated Oxygen Sensor 2 Collector Signal	II	-
19 - 21	-	-	-	Not Occupied	-	-
22	0.5	VT	7985	Particulate Filter Exhaust Gas Temperature Sensor 4 Signal	II	-
23 - 31	-	-	-	Not Occupied	-	-
32	0.5	VT / BU	5294	Powertrain Main Relay Fused Supply Voltage 5	II	-
33	0.5	VT / BU	5294	Powertrain Main Relay Fused Supply Voltage 5	II	-
34	0.5	VT / BU	5294	Powertrain Main Relay Fused Supply Voltage 5	II	-
35	-	-	-	Not Occupied	-	-
36	0.5	BK / VT	7986	Particulate Filter Exhaust Gas Temperature Sensor 4 Low Reference	II	-
37	0.5	BN / BU	357	Oil Temperature Sensor Signal	II	-
38 - 42	-	-	-	Not Occupied	-	-
43	0.5	YE / BK	3000	Coolant Temperature Sensor 2 Signal	II	-
44	0.5	VT	2988	Engine Outlet Coolant Temperature Signal	II	-
45 - 48	-	-	-	Not Occupied	-	-
49	2	VT / BU	5290	Powertrain Main Relay Fused Supply Voltage 1	I	-