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Home >> Saturn >> 2007 >> Aura Green Line >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Wiring Diagrams >> OEM Connector End Views (4 Of 5) >> Engine Control Module Connector End Views >> Engine Control Module (ECM) Connector End View C2

Engine Control Module (ECM) Connector End View C2

Fig 1: Engine Control Module (ECM) C2 Connector End View
GM1650395Courtesy of GENERAL MOTORS CORP.
Engine Control Module (ECM) C2 Connector Parts Information

Connector Part Information 
  • OEM: 13588080
  • Service: See Catalog
  • Description: 73-Way F Sealed (BK)
Terminal Part Information 
  • Pins: 73
  • Terminal/Tray: 7116-4152-02/9
  • Core/Insulation Crimp: 2/5
  • Release Tool/Test Probe: 12094430/J-35616-35 (VT)
  • Pins: 1, 14, 17, 20, 23, 24, 27, 29, 30, 33, 35, 36, 39, 42, 43, 44, 46, 50, 53, 56, 59, 62, 63, 64, 66, 67, 2, 3, 8, 12, 13, 16, 21, 22, 24, 32, 33, 34, 35, 41, 43, 44, 50, 52, 53, 58, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 78
  • Terminal/Tray: 33467-0003/23
  • Core/Insulation Crimp: Pins 1, 14, 17, 20, 23, 24, 27, 29, 30, 33, 35, 36, 39, 42, 43, 44, 46, 50, 53, 56, 59, 62, 63, 64, 66, 67 - H/H
  • Core/Insulation Crimp: Pins 2, 3, 8, 12, 13, 16, 21, 22, 24, 32, 33, 34, 35, 41, 43, 44, 50, 52, 53, 58, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 78 - H/H
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
Engine Control Module (ECM) C2 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 PU 2121 IC 1 Control
2 TN/WH 3111 HO2S Low Signal Sensor 1
3 PU/WH 3110 HO2S High Signal Sensor 1
4 PU 3120 HO2S High Signal Sensor 2
5 TN/WH 3121 HO2S Low Signal Sensor 2
6-7 - - Not Used
8 D-BU 496 KS Signal
9 GY 1716 KS Signal
10 - - Not Used
11 YE 581 TAC Motor Control - 1
12 BN 582 TAC Motor Control - 2
13 PK/BK 5290 Ignition 1 Voltage
14 PK/BK 6395 CMP Control
15-16 - - Not Used
17 L-BU 2123 IC 3 Control
18-19 - - Not Used
20 GY 5296 Low Reference
21-22 - - Not Used
23 TN 5301 Low Reference
24 TN 2759 Low Reference
25-26 - - Not Used
27 PU 574 Low Reference
28 - - Not Used
29 TN 2752 Low Reference
30 L-GN 5282 Low Reference
31 - - Not Used
32 L-GN/BK 1745 Fuel Injector 2 Control
33 D-GN/WH 2124 IC 4 Control
34 - - Not Used
35 BN 2129 Low Reference
36 YE/BK 5297 5-Volt Reference
37-38 - - Not Used
39 D-BU 5300 5-Volt Reference 1
40-41 - - Not Used
42 TN/BK 2760 Low Reference
43 L-GN 2867 5-Volt Reference
44 GY 2701 5-Volt Reference 2
45 - - Not Used
46 PU 5284 Low Reference
47 - - Not Used
48 PK/BK 1746 Fuel Injector 3 Control
49 - - Not Used
50 WH/BK 6396 CMP Control
51-52 - - Not Used
53 OG/WH 2122 IC 2 Control
54-55 - - Not Used
56 D-GN 5273 CMP Sensor Signal
57-58 - - Not Used
59 OG 5275 CMP Sensor Signal
60-61 - - Not Used
62 TN 472 IAT Sensor Signal
63 YE 573 CKP Sensor 1 Signal
64 D-GN 485 TP Sensor 1 Signal
65 - - Not Used
66 PU 486 TP Sensor 2 Signal
67 YE 492 MAF Sensor Signal
68 GY/WH 3113 HO2S Heater Low Control Sensor 1
69 GY/WH 3122 HO2S Heater Low Control Sensor 2
70 - - Not Used
71 L-BU/BK 844 Fuel Injector 4 Control
72 TN 1744 Fuel Injector 1 Control
73 BK/WH 451 Ground


Fig 1: Engine Control Module (ECM) C2 Connector End View
GM1650395Courtesy of GENERAL MOTORS CORP.
Engine Control Module (ECM) C2 Connector Parts Information

Connector Part Information 
  • OEM: 13547243
  • Service: See Catalog
  • Description: 73-Way F Receptacle 0.64 2.8 Series Sealed (BK)
Terminal Part Information 
  • Pins: 1, 14, 15, 17, 24, 27, 29, 30, 31, 33, 34, 43, 44, 46, 47, 50, 51, 53, 54, 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: 1, 14, 17, 20, 23, 24, 27, 29, 30, 33, 35, 36, 39, 42, 43, 44, 46, 50, 53, 56, 59, 62, 63, 64, 66, 67, 2, 3, 8, 12, 13, 16, 21, 22, 24, 32, 33, 34, 35, 41, 43, 44, 50, 52, 53, 58, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 78
  • Terminal/Tray: 33467-0003/23
  • Core/Insulation Crimp: Pins 1, 14, 17, 20, 23, 24, 27, 29, 30, 33, 35, 36, 39, 42, 43, 44, 46, 50, 53, 56, 59, 62, 63, 64, 66, 67 - H/H
  • Core/Insulation Crimp: Pins 2, 3, 8, 12, 13, 16, 21, 22, 24, 32, 33, 34, 35, 41, 43, 44, 50, 52, 53, 58, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 78 - H/H
  • Core/Insulation Crimp: Pins 17, 18, 19, 20, 26, 27, 29, 30, 37, 40 - J/J
  • Core/Insulation Crimp: Pins 6, 7, 8, 9, 19, 20, 21, 22, 23, 32, 35, 36, 37, 38, 39, 42, 48, 49, 52, 56, 57, 58, 59, 62, 67, 71, 72 - J/J
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
  • Pins: 2, 3, 4, 5, 8, 9, 32, 48, 68, 69, 71, 72, 11, 12, 13, 17, 18, 19, 20, 26, 27, 29, 30, 37, 40, 6, 7, 8, 9, 19, 20, 21, 22, 23, 32, 35, 36, 37, 38, 39, 42, 48, 49, 52, 56, 57, 58, 59, 62, 67, 71, 72
  • Terminal/Tray: 33467-0005/23
  • Core/Insulation Crimp: Pins 2, 3, 4, 5, 8, 9, 32, 48, 68, 69, 71, 72 - J/J
  • Core/Insulation Crimp: Pins 11, 12, 13 - K/K
  • Core/Insulation Crimp: Pins 17, 18, 19, 20, 26, 27, 29, 30, 37, 40 - J/J
  • Core/Insulation Crimp: Pins 6, 7, 8, 9, 19, 20, 21, 22, 23, 32, 35, 36, 37, 38, 39, 42, 48, 49, 52, 56, 57, 58, 59, 62, 67, 71, 72 - J/J
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
Engine Control Module (ECM) C2 Connector Terminal Identification

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 High Signal Bank 1 Sensor 2
5 TN/WH 3121 HO2S Low Signal Bank 1 Sensor 2
6 L-BU 1876 KS 2 Signal
7 GY 2303 KS 2 Signal
8 D-BU 496 KS 1 Signal
9 GY 1716 KS 1 Signal
10 - - Not Used
11 YE 581 TAC Motor Control - 1
12 BN 582 TAC Motor Control - 2
13 PK/BK 5290 Ignition 1 Voltage
14 PU 5284 CMP Actuator Solenoid Signal Bank 1 Intake
15 OG/BK 5272 CMP Actuator Solenoid Signal Bank 2 Intake
16 - - Not Used
17 OG/WH 2122 IC 2 Control
18 - - Not Used
19 PK 6414 ECM Low Reference
20 GY 5296 CMP Sensor Low Reference Bank 1 Exhaust
21 BN/WH 5303 CMP Sensor Low Reference Bank 2 Intake
22 BN 5299 CMP Sensor Low Reference Bank 2 Exhaust
23 TN 5301 CMP Sensor Low Reference Bank 1 Intake
24 BK 2755 Low Reference
25-26 - - Not Used
27 PU 574 Low Reference
28 - - Not Used
29 TN 2752 Low Reference
30 BN/WH 6754 CMP Actuator Solenoid Bank 1 Exhaust
31 D-BU 6755 CMP Actuator Solenoid Bank 2 Exhaust
32 L-BU/BK 844 Fuel Injector 4 Control
33 L-BU 2123 IC 3 Control
34 L-BU/WH 2126 IC 6 Control
35 PU 6413 Low Reference
36 YE/BK 5297 CMP Sensor 5-Volt Reference Bank 1 Exhaust
37 L-BU 5302 CMP Sensor 5-Volt Reference Bank 2 Intake
38 L-GN 5298 CMP Sensor 5-Volt Reference Bank 2 Exhaust
39 D-BU 5300 CMP Sensor 5-Volt Reference Bank 1 Intake
40-41 - - Not Used
42 TN/BK 2760 Low Reference
43 L-GN 2867 5-Volt Reference
44 GY 2701 5-Volt Reference
45 - - Not Used
46 BN 6753 CMP Actuator Solenoid Bank 1 Intake
47 D-BU/WH 6756 CMP Actuator Solenoid Bank 2 Intake
48 L-GN/BK 1745 Fuel Injector 2 Control
49 YE/BK 846 Fuel Injector 6 Control
50 L-GN 5282 CMP Actuator Solenoid Signal Bank 1 Exhaust
51 WH/BK 5283 CMP Actuator Solenoid Signal Bank 2 Exhaust
52 TN/WH 845 Fuel Injector 5 Control
53 D-GN/WH 2124 IC 4 Control
54 D-GN 2125 IC 5 Control
55 - - Not Used
56 D-GN 5273 CMP Signal Bank 1 Exhaust
57 YE 5276 CMP Signal Bank 2 Intake
58 PU 5274 CMP Signal Bank 2 Exhaust
59 OG 5275 CMP Signal Bank 1 Intake
60-61 - - Not Used
62 TN 472 IAT Sensor Signal
63 YE 573 CKP Sensor [1] Signal
64 D-GN 485 TP Sensor 1 Signal
65 - - Not Used
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 Used
71 PK/BK 1746 Fuel Injector 3 Control
72 TN 1744 Fuel Injector 1 Control
73 BK/WH 451 Ground
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