Computer/Integrating Systems Connector End Views. Saturn ION 2006

For 1990-2009 cars only

Makes 🢒 Saturn 🢒 2006 🢒 ION 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T45-E 🢒 Computer/Integrating Systems Connector End Views

Connector 1:	Body Control Module (BCM) C1
Connector 2:	Body Control Module (BCM) C2
Connector 3:	Body Control Module (BCM) C3
Connector 4:	Body Control Module (BCM) C4
Connector 5:	Body Control Module (BCM) C5 (UE1)
Connector 6:	Data Link Connector (DLC)

Body Control Module (BCM) C1

Connector Part Information

OEM: 1326143-2
Service: See Catalog
Description: 37-Way F Amp (BK)

Terminal Part Information

Pins: 2-4, 19, 25-30
Terminal/Tray: 968074-5/17
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Pins: 5- 7, 21- 23, 34, 37
Terminal/Tray: 968072-2/17
Core/Insulation Crimp: Pins 5- 7, 23 - C/1
Core/Insulation Crimp: Pins 21, 22, 34, 37 - A/5
Release Tool/Test Probe: 12031876-1/J-35616-40 (BU)

Pins: 17, 18, 20, 32
Terminal/Tray: 968075-5/17
Core/Insulation Crimp: Pins 17, 18, 20 - See Terminal Repair Kit
Core/Insulation Crimp: Pins 32 - 2/4
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Body Control Module (BCM) C1

Pin	Wire Color	Circuit No.	Function
1	--	--	Not Used
2	OG	840	Battery Positive Voltage
3	YE	243	Accessory Voltage
4	YE	443	Accessory Voltage
5	D-BU	1307	Power Window Master Switch Lockout Control (Sedan)
6	D-BU	1307	Power Window Master Switch Lockout Control (Sedan w/A31)
7	D-BU	1307	Power Window Master Switch Lockout Control (Sedan w/A31)
8-16	--	--	Not Used
17	OG	1140	Battery Positive Voltage
18	GY	120	Fuel Pump Supply Voltage
19	D-GN/WH	465	Fuel Pump Relay Control
20	OG	1140	Battery Positive Voltage
21	RD	142	Battery Positive Voltage
22	RD	442	Battery Positive Voltage
23	BN	441	Ignition 3 Voltage (A31)
24	--	--	Not Used
25	PK	1200	Headlamp High Beam Signal
26	L-BU	20	Stop Lamp Switch Signal
27	L-BU	20	Stop Lamp Switch Signal
28	L-BU	20	Stop Lamp Switch Signal
29	L-BU	20	Stop Lamp Switch Signal
30	L-BU	20	Stop Lamp Switch Signal
31	--	--	Not Used
32	PK	3	Ignition 1 Voltage
33	--	--	Not Used
34	RD	342	Battery Positive Voltage
35-36	--	--	Not Used
37	RD	242	Battery Positive Voltage

Body Control Module (BCM) C2

Connector Part Information

OEM: 1326143-1
Service: See Catalog
Description: 38-Way F Amp (GY)

Terminal Part Information

Pins: 14
Terminal/Tray: 968072-2/17
Core/Insulation Crimp: A/5
Release Tool/Test Probe: 12031876-1/J-35616-40 (BU)

Pins: 2, 3, 5, 6, 8-11, 15, 17-19, 21- 23, 28-30, 33-35, 38
Terminal/Tray: 968074-5/17
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Pins: 7, 37
Terminal/Tray: 968075-5/17
Core/Insulation Crimp: Pins 7 - 2/4
Core/Insulation Crimp: Pins 37 - See Terminal Repair Kit
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Pins: 13, 31, 32
Terminal/Tray: 968072-2
Core/Insulation Crimp: C/1
Release Tool/Test Probe: 12031876-1/J-35616-40 (BU)

Body Control Module (BCM) C2

Pin	Wire Color	Circuit No.	Function
1	--	--	Not Used
2	OG	40	Battery Positive Voltage
3	OG	240	Battery Positive Voltage
4	--	--	Not Used
5	BN	9	Park Lamp Supply Voltage (T82)
6	OG	840	Battery Positive Voltage
7	PK	1200	Headlamp High Beam Signal
8	L-BU	20	Stop Lamp Switch Signal
9	PK	339	Ignition 1 Voltage (w/o Redline)
10	PK	339	Ignition 1 Voltage (M/T)
11	PK	339	Ignition 1 Voltage
12	--	--	Not Used
13	OG	52	Blower Motor Supply Voltage
14	BN	41	Ignition 3 Voltage
15	BN	141	Ignition 3 Voltage
16	--	--	Not Used
17	OG	1040	Battery Positive Voltage
18	OG	1440	Battery Positive Voltage
19	OG	1440	Battery Positive Voltage
20	--	--	Not Used
21	OG	40	Battery Positive Voltage
22	YE	143	Accessory Voltage
23	YE	143	Accessory Voltage (A/T)
24-27	--	--	Not Used
28	PK	339	Ignition 1 Voltage (2.2L, 2.4L w/M/T)
29	YE	343	Accessory Voltage
30	PK	343	Accessory Voltage (UXE)
31	OG	52	Blower Motor Supply Voltage
32	OG	52	Blower Motor Supply Voltage
33	YE	1139	Ignition 1 Voltage
34	YE	1139	Ignition 1 Voltage (w/o Redline)
35	PK	1539	Ignition 1 Voltage
36	--	--	Not Used
37	OG	1140	Battery Positive Voltage
38	OG	140	Battery Positive Voltage

Body Control Module (BCM) C3

Connector Part Information

OEM: 1326144-1
Service: See Catalog
Description: 56-Way F Amp (BK)
1241495-1 28-Way F (D-GN)
1241494-1 28-Way F (RD)

Terminal Part Information

Pins: 1-10, 47- 53, 55, 56
Terminal/Tray: 968074-5/17
Core/Insulation Crimp: Pins 1-10, 48-53, 55, 56 - E/C
Core/Insulation Crimp: Pins 47 - 2/4
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Pins:13, 17, 18, 20-23, 25-27, 33-35, 43-46, 11, 15, 39-41
Terminal/Tray: 928999-5/15
Core/Insulation Crimp: Pins: 13, 17, 18, 20-23, 25, 26, 35, 43, 45 - J/J
Core/Insulation Crimp: Pins 11, 15, 27, 33, 34, 39, 40, 41, 44, 46 - H/H
Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)

Pins: 12, 14, 16, 19, 24, 28, 29-32, 36-38, 42, 54, 28
Terminal/Tray: --
Core/Insulation Crimp: Pins 12, 14, 16, 19, 24, 28, 29-32, 36-38, 42, 54 - --
Core/Insulation Crimp: Pins 28 - See Terminal Repair Kit
Release Tool/Test Probe: --

Body Control Module (BCM) C3

Pin	Wire Color	Circuit No.	Function
1	BK/WH	56	Trunk Release Motor Supply Voltage
2	TN	694	Driver Door Lock Actuator Unlock Control
3	OG	1732	Inadvertent Power Supply Voltage
4	D-BU	338	Run/Crank Voltage
5	BN	4	Accessory Voltage
6	BN	9	Park Lamp Supply Voltage
7	BN	9	Park Lamp Supply Voltage
8	BN	9	Park Lamp Supply Voltage
9	BN	9	Park Lamp Supply Voltage
10	RD	228	Windshield Washer Pump Control
11	WH	156	Courtesy Lamp Low Control
12	--	--	Not Used
13	OG	1732	Inadvertent Power Supply Voltage (DG7)
14	--	--	Not Used
15	D-GN	113	Windshield Wiper Switch Signal 2
16	--	--	Not Used
17	YE/BK	68	Low Coolant Level Indicator Signal
18	BK/WH	151	Ground (Sedan)
19	--	--	Not Used
20	BK/WH	151	Ground (Sedan)
21	L-BU	395	Passenger Door Jamb Switch Signal (Sedan)
22	L-BU	395	Passenger Door Jamb Switch Signal (Sedan)
23	YE	196	Windshield Wiper Motor Park Switch Signal
24	--	--	Not Used
25	PK	849	Brake Fluid Level Sensor Signal
26	PU	1807	BCM Class 2 Serial Data (JM4/JL9)
27	PU	1807	BCM Class 2 Serial Data
28	--	--	Not Used (Late Production)
28	GY	8	Not Used (Early Production)
29-32	--	--	Not Used
33	WH	682	Driver Door Lock Actuator Unlock Control
34	WH	682	Driver Door Lock Actuator Unlock Control
35	D-GN	146	Trunk Ajar Indicator Control
36-38	--	--	Not Used
39	WH	193	Rear Defog Relay Control
40	BK	28	Horn Relay Control
41	YE	317	Fog Lamp Relay Coil Supply Voltage (T37/T96)
42	--	--	Not Used
43	YE	18	Left Turn Signal Lamps Supply Voltage
44	L-BU	14	Left Turn Signal Lamp Supply Voltage
45	D-GN	19	Right Turn Signal Lamps Supply Voltage
46	D-BU	15	Right Turn Signal Lamp Supply Voltage
47	BK	650	Ground
48	GY	295	Door Lock Actuator Lock Control (Sedan)
49	GY	295	Door Lock Actuator Lock Control (Sedan)
50	GY	295	Door Lock Actuator Lock Control
51	GY	295	Door Lock Actuator Lock Control
52	TN	294	Door Lock Actuator Unlock Control
53	TN	294	Door Lock Actuator Unlock Control (Sedan)
54	--	--	Not Used
55	TN	294	Door Lock Actuator Unlock Control (Sedan)
56	D-BU	1201	Headlamp Low Beam Signal

Body Control Module (BCM) C4

Connector Part Information

OEM: 1326144-2
Service: See Catalog
Description: 56-Way F Amp (GY)
1241495-2 28-Way F (GY)
1241494-2 28-Way F (BU)

Terminal Part Information

Pins: 1, 2, 4-7, 9, 35, 48-50, 52, 53, 55
Terminal/Tray: 968074-5/17
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Pins: 47
Terminal/Tray: 968075-5/17
Core/Insulation Crimp: 2/4
Release Tool/Test Probe: 12031876-1/J-35616-4A (PU)

Pins: 11, 12, 23, 43, 44, 45, 13- 20, 22, 27, 29, 30-34, 36, 37, 39, 40-42, 46
Terminal/Tray: 928999-5/15
Core/Insulation Crimp: Pins 11, 12, 23, 28, 43, 44, 45 - J/J
Core/Insulation Crimp: Pins 13-20, 22, 27-29, 30-34, 36, 37, 39, 40, 41, 42, 46 - H/H
Release Tool/Test Probe: 12094429/J-35616-64B (L-BU)

Body Control Module (BCM) C4

Pin	Wire Color	Circuit No.	Function
1	RD	228	Windshield Washer Pump Control
2	BN	9	Park Lamp Supply Voltage
3	--	--	Not Used
4	BN	9	Park Lamp Supply Voltage
5	BN	9	Park Lamp Supply Voltage (T82)
6	BN	4	Accessory Voltage
7	D-BU	338	Run/Crank Voltage
8	--	--	Not Used
9	BN/WH	230	Instrument Panel Lamps Dimming Control
10	--	--	Not Used
11	YE	18	Left Turn Signal Lamps Supply Voltage
12	D-GN	19	Right Turn Signal Lamps Supply Voltage
13	GY	8	Instrument Panel Lamps Supply Voltage
14	GY	8	Instrument Panel Lamps Supply Voltage
15	GY	8	Instrument Panel Lamps Supply Voltage
16	GY	8	Instrument Panel Lamps Supply Voltage
17	GY	8	Instrument Panel Lamps Supply Voltage
18	PU	1807	BCM Class 2 Serial Data
19	PU	1807	BCM Class 2 Serial Data
20	PU	1807	BCM Class 2 Serial Data
21	--	--	Not Used
22	L-GN	66	A/C Request Signal (C60)
23	PK/WH	1970	Headlamp Low Beam Relay Control (T82)
24-26	--	--	Not Used
27	BK/WH	151	Ground
28	PU	719	Low Reference
29	GY	8	Instrument Panel Lamps Supply Voltage (UXE)
30	GY	8	Instrument Panel Lamps Supply Voltage
31	GY	8	Instrument Panel Lamps Supply Voltage (T37/T96)
32	YE	317	Fog Lamp Relay Coil Supply Voltage (T37/T96)
33	BK	28	Horn Relay Control
34	BN	323	Shift Lock Solenoid Supply Voltage (A/T)
35	PU	5234	Passenger Seat Belt Indicator
36	WH	193	Rear Defog Relay Control
37	PU/WH	549	Headlamp Switch Headlamps Off Signal (T82)
38	--	--	Not Used
39	PU/WH	1572	Traction Control Indicator Control (NW7)
40	L-BU	1508	Turn/Hazard Switch Supply Voltage
41	GY	112	Windshield Wiper Switch Signal 1
42	BN/WH	1571	Traction Control Switch Signal (NW7)
43	L-BU	1134	Park Brake Switch Signal
44	L-BU	395	Passenger Door Jamb Switch Signal
45	L-GN/BK	394	Driver Door Jamb Switch Signal
46	L-BU	292	Rear Defog Switch Signal
47	D-BU	1201	Headlamp Low Beam Signal
48	WH/BK	1073	5-Volt Reference
49	GY	728	Security Indicator Control
50	L-GN/BK	1137	DRL Ambient Light Sensor Signal 5-Volt (T82)
51	--	--	Not Used
52	OG	192	Front Fog Lamp Switch Signal (T37/T96)
53	WH	1390	Off/Run/Crank Voltage
54	--	--	Not Used
55	YE/BK	1138	DRL Ambient Light Sensor Low Reference (T82)
56	--	--	Not Used

Body Control Module (BCM) C5 (UE1)

Connector Part Information

OEM: 12193928
Service: 88988740
Description: 6-Way F Metri-Pack 280 Series Flexlock (GY)

Terminal Part Information

Pins: A, D
Terminal/Tray: 12110844/4
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Body Control Module (BCM) C5 (UE1)

Pin	Wire Color	Circuit No.	Function
A	OG	1340	Battery Positive Voltage
B-C	--	--	Not Used
D	PU	1807	Class 2 Serial Data (UE1)
E-F	--	--	Not Used

Data Link Connector (DLC)

Connector Part Information

OEM: 179631-1
Service: See Catalog
Description: 16-Way F (WH)

Terminal Part Information

Pins: 1, 2, 4, 5, 16
Terminal/Tray: 776001-1/16
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Pins: 6, 14
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Data Link Connector (DLC)

Pin	Wire Color	Circuit No.	Function
1	D-GN	5060	Low Speed GMLAN Serial Data
2	PU	1807	Class 2 Serial Data
3	--	--	Not Used
4	BK	550	Ground
5	BK/WH	151	Ground
6	TN/WH	2500	High Speed GM LAN Serial Data Bus+ (2.2L, 2.4L)
7-13	--	--	Not Used
14	TN	2501	High Speed GM LAN Serial Data Bus- (2.2L, 2.4L)
15	--	--	Not Used
16	OG	40	Battery Positive Voltage