Engine Control Module Connector End Views. Pontiac G6 2006

For 1990-2009 cars only

Makes 🢒 Pontiac 🢒 2006 🢒 G6 🢒 Engine 🢒 Engine Controls - 3.9L 🢒 Engine Control Module Connector End Views

Connector 1:	Engine Control Module (ECM) C1
Connector 2:	Engine Control Module (ECM) C2
Connector 3:	Engine Control Module (ECM) C3

Engine Control Module (ECM) C1

Connector Part Information

OEM: 13510514
Service: 88988683
Description: 56-Way F Receptacle 0.64 Sealed (BU)

Terminal Part Information

Pins: 7, 9, 12-13, 18, 20, 26, 33-37, 39-40, 44, 47-49, 53-55
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Pins: 19
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: K/K
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Engine Control Module (ECM) C1

Pin	Wire Color	Circuit No.	Function
1-6	--	--	Not Available
7	WH	17	Stop Lamp Supply Voltage
8	--	--	Not Available
9	OG/BK	1057	Low Reference
10-11	--	--	Not Available
12	BN/WH	419	MIL Control
13	D-GN/WH	465	Fuel Pump Relay Control
14-17	--	--	Not Available
18	BN	4	Accessory Voltage
19	PK	639	Ignition 1 Voltage
20	RD/WH	540	Battery Positive Voltage
21-25	--	--	Not Available
26	PU/WH	6386	Starter Relay Coil Control
27-32	--	--	Not Available
33	WH/BK	1164	5-Volt Reference 2
34	GY	705	5-Volt Reference 1
35	TN	1274	5-Volt Reference 1
36	BN	1271	Low Reference
37	PU	1272	Low Reference
38	--	--	Not Available
39	BN	818	Vehicle Speed Signal (C3Y)
40	BN	5069	Powertrain Relay Control
41-43	--	--	Not Available
44	PU	1589	Fuel Level Sensor Signal
45-46	--	--	Not Available
47	D-BU	1161	APP Sensor 1 Signal
48	D-GN	890	Fuel Tank Pressure Sensor Signal
49	L-BU	1162	APP Sensor 2 Signal
50-52	--	--	Not Available
53	D-GN/WH	459	A/C Compressor Clutch Relay Control
54	D-BU	473	High Speed Cooling Fan Relay Control
55	WH	1310	EVAP Canister Vent Solenoid Control
56	--	--	Not Available

Engine Control Module (ECM) C2

Connector Part Information

OEM: 15492355
Service: 88988612
Description: 73-Way F Receptacle 0.64 2.8 Sealed (BK)

Terminal Part Information

Pins: 1, 10, 14, 17, 23-24, 26-27, 29, 33, 35, 39-40, 43-46, 59-60, 63-64, 66, 68-69
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Pins: 2-5, 6-9, 11-13, 32, 42, 48-49, 52, 62, 67, 71-72
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: Pins 2-5, 11-13 - K/K
Core/Insulation Crimp: Pins 6-9, 32, 42, 48-49, 52, 62, 67, 71-72 - J/J
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Pins: 73
Terminal/Tray: 7116-4152-02/9
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-35 (VT)

Engine Control Module (ECM) C2

Pin	Wire Color	Circuit No.	Function
1	PU	2121	IC 1 Control
2	TN/WH	3111	HO2S Low Signal (Bank 1 Sensor 1)
3	PU/WH	3110	HO2S High Signal (Bank 1 Sensor 1)
4	PU	3120	HO2S Low Signal (Bank 1 Sensor 2)
5	TN/WH	3121	HO2S Low Signal (Bank 1 Sensor 2)
6	L-BU	1876	Knock Sensor 2 Signal
7	GY	2303	Low Reference
8	D-BU	496	Knock Sensor 1 Signal
9	GY	1716	Low Reference
10	GY/BK	1798	Drain Wire
11	YE	581	TAC Motor Control 1
12	BN	582	TAC Motor Control 2
13	PK/BK	5290	Ignition 1 Voltage
14	BN	2198	Camshaft Position Actuator Solenoid High Control
15-16	--	--	Not Available
17	OG/WH	2122	IC 2 Control
18-22	--	--	Not Available
23	PK/BK	632	Low Reference
24	BK	2755	Low Reference
25	--	--	Not Available
26	OG/BK	645	Low Reference
27	PU	574	Low Reference
28	--	--	Not Available
29	TN	2752	Low Reference
30-31	--	--	Not Available
32	L-BU/BK	844	Fuel Injector 4 Control
33	L-BU	2123	IC 3 Control
34	--	--	Not Available
35	YE	2174	Low Reference
36-38	--	--	Not Available
39	OG/WH	812	5-Volt Reference
40	GY	2705	5-Volt Reference
41	--	--	Not Available
42	OG	2760	Low Reference
43	L-GN	1867	12-Volt Reference
44	GY	2701	5-Volt Reference 2
45	OG/BK	1175	Low Reference
46	TN	2199	Low Reference
47	--	--	Not Available
48	L-GN/BK	1745	Fuel Injector 2 Control
49	YE/BK	846	Fuel Injector 6 Control
50-51	--	--	Not Available
52	TN/WH	845	Fuel Injector 5 Control
53-58	--	--	Not Available
59	BN/WH	633	CMP Sensor Signal
60	TN/WH	331	Oil Pressure Sensor Signal
61	--	--	Not Available
62	TN	472	IAT Sensor Signal
63	L-BU/BK	647	Medium Resolution Engine Speed Signal
64	D-GN	485	TP Sensor 1 Signal
65	--	--	Not Available
66	PU	486	TP Sensor 2 Signal
67	YE	492	MAF Sensor Signal
68	GY/WH	3113	HO2S Heater Low Control (Bank 1 Sensor 1)
69	GY/WH	3122	HO2S Heater Low Control (Bank 1 Sensor 2)
70	--	--	Not Available
71	PK/BK	1746	Fuel Injector 3 Control
72	TN	1744	Fuel Injector 1 Control
73	BK/WH	451	Ground

Engine Control Module (ECM) C3

Connector Part Information

OEM: 15492353
Service: 88988615 (M15)
Description: 73-Way F Receptacle 0.64 2.8 Sealed (D-GY)

Terminal Part Information

Pins: 3-6
Terminal/Tray: 33467-0005/23
Core/Insulation Crimp: K/K
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Pins: 7, 15, 18, 21, 23-24, 29, 32-33, 35, 37, 39, 43, 46, 48-50, 53, 55, 57, 59, 64, 66-67
Terminal/Tray: 33467-0003/23
Core/Insulation Crimp: H/H
Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)

Engine Control Module (ECM) C3

Pin	Wire Color	Circuit No.	Function
1-2	--	--	Not Available
3	TN/WH	3211	HO2S Low Reference (Bank 2 Sensor 1)
4	PU/WH	3210	HO2S Reference Voltage (Bank 2 Sensor 1)
5	PU	3220	HO2S High Signal (Bank 2 Sensor 2)
6	TN	3221	HO2S Low Signal (Bank 2 Sensor 2)
7	OG	225	Generator Turn On Signal
8-14	--	--	Not Available
15	L-GN	3212	HO2S Heater Low Signal (Bank 2 Sensor 1)
16-17	--	--	Not Available
18	BN	1174	Oil Level Switch Signal
19-20	--	--	Not Available
21	TN	5514	Low Reference
22	--	--	Not Available
23	OG/BK	469	Low Reference
24	BK/WH	2759	Low Reference
25-26	--	--	Not Available
27	D-GN/WH	6294	Low Reference (MT2)
28	--	--	Not Available
29	GY	23	Generator Field Duty Cycle Signal
30-31	--	--	Not Available
32	OG	6392	IMT Valve Control
33	TN	2501	High Speed GMLAN Serial Data Bus -
34	--	--	Not Available
35	TN	2761	Low Reference
36	--	--	Not Available
37	GY	2700	5-Volt Reference 2
38	--	--	Not Available
39	GY	2704	5-Volt Reference 1
40-42	--	--	Not Available
43	D-GN	6293	5-Volt Reference 1 (MT2)
44-45	--	--	Not Available
46	OG/BK	1786	Park/Neutral Signal (M15)
47	--	--	Not Available
48	D-GN/WH	428	EVAP Canister Purge Solenoid Control
49	D-GN	335	Low Speed Cooling Fan Relay Control
50	OG/WH	3223	HO2S Heater Low Control (Bank 2 Sensor 2)
51-52	--	--	Not Available
53	TN/BK	2500	High Speed GMLAN Serial Data Bus +
54	--	--	Not Available
55	YE	410	ECT Sensor Signal
56	--	--	Not Available
57	OG/BK	380	A/C Refrigerant Pressure Sensor Signal
58	--	--	Not Available
59	L-GN	432	MAP Sensor Signal
60-63	--	--	Not Available
64	YE/BK	6806	IMT Valve Signal
65	--	--	Not Available
66	YE	400	VSS High Signal (MT2)
67	PU	401	VSS Low Signal (MT2)
68-72	--	--	Not Available
73	--	--	Not Used