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Home >> Saturn >> 2007 >> Vue Green Line >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Controls And Fuel - 2.4L (Lat) - Introduction (2 Of 2) >> Component Locator >> Engine Control Module Connector End Views >> Engine Control Module (ECM) C1

Engine Control Module (ECM) C1

Fig 1: Engine Control Module (ECM) C1 Connector End Views
GM1673474Courtesy of GENERAL MOTORS CORP.
Engine Control Module (ECM) C1 Connector Parts Information

Connector Part Information 
  • OEM: 34576-0703
  • Service: 88988821
  • Description: 56-Way F Micro 64 Series Sealed (BU)
Terminal Part Information 
  • Pins: 16, 35, 37, 41
  • Terminal/Tray: See Terminal Repair Kit
  • Core/Insulation Crimp: See Terminal Repair Kit
  • Release Tool/Test Probe: See Terminal Repair Kit
  • Pins: 2, 6, 19, 20, 55
  • Terminal/Tray: 33467-0005/23
  • Core/Insulation Crimp: J/J
  • Release Tool/Test Probe: J-38125-213/J-35616-64B (L-BU)
  • Pins: 7, 9, 12, 13, 18, 33, 34, 36, 40, 44, 47, 48, 49, 53, 54, 56
  • 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) C1 Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 - - Not Used
2 PU 420 TCC Brake Switch/Cruise Control Release Signal
3-6 - - Not Used
7 L-BU 20 Stop Lamp Switch Signal
8 - - Not Used
9 BK 2759 Low Reference
10-11 - - Not Used
12 BN/WH 419 MIL Control
13 D-GN/WH 465 Fuel Pump Relay Control
14-17 - - Not Used
18 YE 743 Accessory Voltage
19 PK 639 Ignition 1 Voltage
20 OG 1440 Battery Positive Voltage
21 GY/BK 87 Cruise Control Resume/Accel Switch Signal
22 D-BU 84 Cruise Control Set/Coast Switch Signal
23-29 - - Not Used
30 GY 397 Cruise Control On Switch Signal
31 L-GN/BK 6258 Low Reference
32 L-GN 6257 5-Volt Reference - 1
33 WH/BK 1164 5-Volt Reference - 1
34 GY 2709 5-Volt Reference - 1
35 PU 1272 5-Volt Reference - 1
36 BN 1271 Low Reference
37 TN 1274 Low Reference
38-39 - - Not Used
40 BN 5069 Powertrain relay Control
41-43 - - Not Used
44 PU 1589 Fuel Level Sensor Signal
45 - - Not Used
46 D-BU/WH 1809 Brake Booster Vacuum Sensor Signal
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 Used
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 YE 447 Starter Relay Coil Control
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