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Home >> Buick >> 2005 >> Rendezvous Ultra, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.6L - Introduction >> Component Locator >> Engine Control Module (ECM) Connector End Views

Engine Control Module (ECM) Connector End Views

Engine Control Module (ECM) C1

GM816165Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 1928403379
  • 64-Way F (BK)
Pin Wire Color Circuit No. Function
1 TN 407 Knock Sensor Low Reference Bank 2
2 - - Not Used
3 L-GN 5278 HO2S Input Pump Current Bank 1 Sensor 1
4 OG 5275 Camshaft Position (CMP) Sensor Signal - Intake Bank 1
5 GY 605 5-Volt Reference
6 - - Not Used
7 TN 470 Low Reference
8 PU 486 TP Sensor 2 Signal
9 D-GN/WH 2124 Ignition Control 4
10 WH/BK 5039 Crankshaft Position (CKP) Sensor Signal
11 - - Not Used
12 OG/BK 5272 Camshaft Actuator Solenoid Control - Intake Bank 2
13 L-GN 5282 Camshaft Actuator Solenoid Control - Exhaust Bank 1
14 - - Not Used
15 BN 582 TAC Motor Control - 2
16 GY/WH 3113 HO2S Heater Control Bank 1 Sensor 1
17 GY 1716 Knock Sensor Low Reference Bank 1
18 - - Not Used
19 PU/WH 1665 HO2S Reference Voltage Bank 1 Sensor 1
20 D-GN 5273 Camshaft Position (CMP) Sensor Signal - Exhaust Bank 1
21 GY 23 Generator Field Duty Cycle Signal
22 - - Not Used
23 YE 410 ECT Sensor Signal
24 - - Not Used
25 L-BU/WH 2126 Ignition Control 6
26 OG/WH 2122 Ignition Control 2
27-28 - - Not Used
29 PU 5284 Camshaft Actuator Solenoid Control - Intake Bank 1
30 WH/BK 5283 Camshaft Actuator Solenoid Control - Exhaust Bank 2
31 YE 581 TAC Motor Control - 1
32 - - Not Used
33 D-BU 496 Knock Sensor Signal Bank 1
34 - - Not Used
35 WH 5279 HO2S Pump Current Bank 1 Sensor 1
36 PU 5274 Camshaft Position (CMP) Sensor Signal - Exhaust Bank 2
37 BN 1174 Engine Oil Level Sensor Signal
38 D-GN/WH 357 Engine Oil Temperature Sensor Signal
39 TN 2752 Low Reference
40 TN/BK 231 Engine Oil Pressure Sensor Signal
41 D-GN 2125 Ignition Control 5
42 PU 2121 Ignition Control 1
43 OG 225 Generator Turn On Signal
44 D-BU/BK 5041 Intake Manifold Runner Control (IMRC) Solenoid Control
45 D-BU/BK 844 Fuel Injector 4 Control
46 PK/BK 1746 Fuel Injector 3 Control
47 TN/WH 845 Fuel Injector 5 Control
48 L-GN/WH 428 EVAP Canister Purge Valve Control
49 GY/BK 1798 Engine Ground - Shield
50 L-BU 1876 Knock Sensor Signal Bank 2
51 - - Not Used
52 TN 1664 HO2S Low Reference Bank 1 Sensor 1
53 YE 5276 Camshaft Position (CMP) Sensor Signal - Intake Bank 2
54 GY 2701 5-Volt Reference
55 D-GN 485 TP Sensor 1 Signal
56 OG/BK 5266 BARO Sensor Signal
57 GY 705 5-Volt Reference
58 L-BU 2123 Ignition Control 3
59 PU/WH 5024 CKP Low Reference
60-61 - - Not Used
62 L-GN/BK 1745 Fuel Injector 2 Control
63 TN 1744 Fuel Injector 1 Control
64 YE/BK 846 Fuel Injector 6 Control
Engine Control Module (ECM) C2

GM1331455Courtesy of GENERAL MOTORS CORP.
Connector Part Information
  • 1928403386
  • 64-Way F (BK)
Pin Wire Color Circuit No. Function
1 PK 5290 Ignition 1 Voltage
2 BK 3122 HO2S Heater Low Control [- Bank 2 Sensor 1]
3 PK 239 Ignition 1 Voltage
4 D-BU 473 High Speed Cooling Fan Relay Control
5 WH 121 Engine Speed Signal
6 - - Not Used
7 WH/BK 1164 5-Volt Reference
8 PU 1272 Low Reference
9 RD/BK 380 A/C Refrigerant Pressure Sensor Signal
10 WH 5371 Stop Lamp Switch Signal
11 TN 472 IAT Sensor Signal
12 D-GN 890 Fuel Tank Pressure Sensor Signal
13 - - Not Used
14 GY/BK 87 Cruise Control Resume/Accel Switch Signal
15 OG/BK 463 Requested Torque Signal
16 - - Not Used
17 PK 5290 Ignition 1 Voltage
18 - - Not Used
19 D-GN/WH 465 Fuel Pump Relay Control
20 D-GN 335 Low Speed Cooling Fan Relay Control
21 - - Not Used
22 D-GN 389 Vehicle Speed Signal Output
23 TN/WH 2500 CAN Serial Data High
24 BN 5069 Engine Controls Main Relay Control
25 BK 2759 Low Reference
26 BK 2760 MAF Sensor Low Reference
27-28 - - Not Used
29 PU/WH 1668 HO2S Signal Bank 1 Sensor 2
30 D-BU 84 Cruise Control Set/Coast Switch
31 YE 5 Crank Voltage
32 OG/BK 1786 PNP Signal
33 WH 1310 EVAP Canister Vent Solenoid Control
34 - - Not Used
35 YE/BK 625 Starter Relay Control
36 OG 540 Battery Positive Voltage
37 TN/BK 464 Delivered Torque Signal
38 - - Not Used
39 GY 596 5-Volt Reference
40 BN 1271 Low Reference
41 - - Not Used
42 PU 1589 Fuel Level Sensor Signal - Primary
43 YE 492 MAF Sensor Signal
44 L-BU 1162 APP Sensor 2 Signal
45 GY 397 Cruise Control On Switch Signal
46 PU 420 Cruise Control Release Signal
47 - - Not Used
48 D-GN 1049 Class 2 Serial Data
49 D-GN/WH 459 A/C Clutch Relay Control
50 BN/WH 419 MIL Control
51-54 - - Not Used
55 TN 2501 CAN Serial Data Low
56 TN 1274 5-Volt Reference
57 TN/WH 1669 HO2S Low Reference Sensor 1
58 D-GN 500 Accessory Voltage
59 - - Not Used
60 D-BU 1161 APP Sensor Signal 1
61-64 - - Not Used