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Home >> Pontiac >> 2006 >> G6 GTP, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.9L - Introduction (2 Of 2) >> Component Locator >> Engine Control Module (ECM) Connector End Views >> Engine Control Module (ECM) C2
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Engine Control Module (ECM) C2

Fig 1: Connector End Views
GM1335545Courtesy of GENERAL MOTORS CORP.
Engine Control Module (ECM) C2 Connector End Views

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 2 Sensor 1)
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 B
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
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