Engine Control Module (ECM) C2

Fig 1: Identifying Engine Control Module (ECM) C2 Connector Pinouts

Courtesy of SUZUKI OF AMERICA CORP.

Connector Part Information

OEM: 1928404916

Service: 19115599

Description: 58-Way F 2.8 Series Sealed (BK)

Terminal Part Information

Pins: 1, 2, 4, 5

Terminal/Tray: 1928498058/8

Core/Insulation Crimp: E/1

Release Tool/Test Probe: J-38125-561/J-35616- 4A (PU)

Pins: 7, 9, 10, 11, 12, 13, 14, 15, 17, 19, 20, 22, 23, 24, 25, 27, 34, 35, 36, 38, 39, 41, 42, 44, 45, 46, 47, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58

Terminal/Tray: 1928498135/19

Core/Insulation Crimp: J/J

Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

ENGINE CONTROL MODULE C2 TERMINALS REFERENCE

Pin	Wire Color	Circuit No.	Function
1	BK/WH	451	Ground
2	BK/WH	451	Ground
3	-	-	Not Used
4	BK/WH	451	Ground
5	PK/BK	5290	Ignition 1 Voltage
6	-	-	Not Used
7	GY/WH	3122	HO2S Heater Low Control [- Bank 2 Sensor 1]
8	-	-	Not Used
9	TN	2759	Low Reference
10	D-GN/WH	465	Fuel Pump Relay Control [- Primary]
11	TN	5514	Low Reference
12	BN/WH	419	MIL Control
13	YE	492	MAF Sensor Signal
14	GY	2709	5-Volt Reference
15	D-BU	1161	APP Sensor 1 Signal
16	-	-	Not Used
17	OG/BK	1786	Park/Neutral Signal
18	-	-	Not Used
19	WH	1310	EVAP Canister Vent Solenoid Control
20	OG/WH	3223	Heated Oxygen Sensor Heater Low Control Bank 2 Sensor (2)
21	-	-	Not Used
22	TN	2760	Low Reference
23	TN/WH	1669	HO2S Low Signal [- Bank 1 Sensor 2]
24	TN	1671	HO2S Low Signal [- Bank 2 Sensor 2]
25	L-BU	1162	APP Sensor 2 Signal
26	-	-	Not Used
27	D-GN	890	Fuel Tank Pressure Sensor Signal
28-33	-	-	Not Used
34	BN	1271	Low Reference
35	GY	2700	5-Volt Reference
36	PU	1589	Fuel Level Sensor Signal [-Primary]
37	-	-	Not Used
38	PU/WH	1668	HO2S High Signal [- Bank 1 Sensor 2]
39	OG/BK	380	A/C Refrigerant Pressure Sensor Signal
40	-	-	Not Used
41	BN	4	Accessory Voltage
42	TN/BK	2500	High Speed GMLAN Serial Data Bus+
43	-	-	Not Used
44	D-GN/WH	459	A/C Compressor Clutch Relay Control
45	D-BU	473	High Speed Cooling Fan Relay Control
46	D-GN	335	Low Speed Cooling Fan Relay Control
47	PU	1272	Low Reference
48	TN	1274	5-Volt Reference
49	WH/BK	1164	5-Volt Reference
50	TN	472	IAT Sensor Signal
51	PU	1670	HO2S High Signal [- Bank 2 Sensor 2]
52	WH	17	Stop Lamp Switch Signal
53	-	-	Not Used
54	PK	439	Ignition 1 Voltage
55	TN	2501	High Speed GMLAN Serial Data Bus-
56	RD/WH	1540	Battery Positive Voltage
57	YE	447	Starter Relay Coil Control
58	BN	5069	Engine Main Relay Coil Control