LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Saturn >> 2009 >> Sky Base, Standard >> Repair and Diagnosis (Single Page) >> Quick Lookups >> Electrical Component Locations >> Wiring Systems And Power Management - Electrical Center Identification & Component Connector And Splice Connector End Views >> Component Connector End Views >> Engine Control Module (ECM) X1 (LNF)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Engine Control Module (ECM) X1 (LNF)

Fig 1: Engine Control Module (ECM) - X1 (LNF) Connector End View
GM1826274Courtesy of GENERAL MOTORS CORP.
Engine Control Module (ECM) X1 (LNF)

Pin Wire Circuit Function
1 0.5 L-GN 5282 Camshaft Phaser Exhaust Solenoid Control
2 0.5 PU 5284 Camshaft Phaser Intake Solenoid Control
3-4 - - Not Available
5 1.0 YE 7301 High Pressure Fuel Pump Actuator High Control
6 0.5 D-GN/WH 428 Evaporative Emission Canister Purge Solenoid Control
7 0.5 OG 5275 Camshaft Position Intake Sensor Signal
8-9 - - Not Available
10 0.35 OG 225 Generator Turn On Signal
11-12 - - Not Available
13 0.35 BN/WH 2130 Low Reference
14 - - Not Available
15 0.5 GY 705 5-Volt Reference 2
16 0.5 D-GN 6391 Turbocharger Bypass Valve Control
17 0.5 TN/BK 231 Oil Pressure Switch Signal
18 0.5 YE 258 Turbocharger Wastegate Solenoid Control
19-23 - - Not Available
24 0.8 YE 581 Throttle Actuator Control Open
25 - - Not Available
26 1.0 L-BU 4804 Direct Fuel Injector (DFI) High Voltage Control Cylinder 4
27 1.0 L-BU/WH 4904 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 4
28 1.0 D-BU 4802 Direct Fuel Injector (DFI) High Voltage Control Cylinder 2
29 1.0 D-BU/WH 4902 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 2
30 0.35 GY 23 Generator Field Duty Cycle Signal
31-33 - - Not Available
34 0.5 D-GN 5273 Camshaft Position Exhaust Sensor Signal 1
35 0.35 YE 573 Crankshaft Position Sensor Signal 1
36 0.5 YE 2918 Fuel Rail Pressure Sensor Signal
37 0.5 L-GN 432 Manifold Absolute Pressure Sensor Signal
38 0.5 GY 598 5-Volt Reference 1
39 0.5 GY 2701 5-Volt Reference 3
40 0.5 GY 6031 5-Volt Reference 2
41 0.5 TN 552 Low Reference
42 0.5 TN 808 Low Reference
43 0.5 YE/BK 6032 Low Reference
44 0.5 TN 2761 Low Reference
45 0.35 GY 605 5-Volt Reference 3
46 0.35 TN 452 Low Reference
47 - - Not Available
48 0.8 BN 582 Throttle Actuator Control Closed
49-50 - - Not Available
51 1.0 BN 4801 Direct Fuel Injector (DFI) High Voltage Control Cylinder 1
52 1.0 D-GN 4803 Direct Fuel Injector (DFI) High Voltage Control Cylinder 3
53 1.0 D-GN/WH 4903 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 3
54 0.35 BN/WH 419 MIL Control
55 0.35 PU 2121 IC 1 Control
56 0.35 D-GN/WH 2124 IC 4 Control
57-58 - - Not Available
59 0.5 D-BU 496 Knock Sensor 1 Signal
60 0.5 GY 2303 Knock Sensor 2 Signal
61-63 - - Not Available
64 0.5 TN 407 Low Reference
65 - - Not Available
66 0.5 PU 7330 Pre-Throttle Air Temp and Press (TMAP) Air Pressure Signal
67 0.5 TN/WH 3111 Heated Oxygen Sensor Low Signal Sensor 1
68 0.5 WH 5279 Heated Oxygen Sensor Pump Current Sensor 1
69-72 - - Not Available
73 1.0 PU 7300 High Pressure Fuel Pump Actuator Low Control
74 - - Not Available
75 1.0 BN/WH 4901 Direct Fuel Injector (DFI) High Voltage Supply Cylinder 1
76-77 - - Not Available
78 0.35 BN 2129 Low Reference
79 0.35 L-BU 2123 IC 3 Control
80 0.35 OG/WH 2122 IC 2 Control
81 - - Not Available
82 0.5 YE 410 Engine Coolant Temperature Sensor Signal
83 0.5 GY 1716 Knock Sensor 1 Signal
84 0.5 L-BU 1876 Knock Sensor 2 Signal
85 - - Not Available
86 0.5 L-BU 7329 Pre-Throttle Air Temp and Press (TMAP) Temperature Signal
87 - - Not Available
88 0.5 TN 2752 Low Reference
89 0.5 PU 486 Throttle Position Sensor 2 Signal
90 0.5 D-GN 485 Throttle Position Sensor 1 Signal
91 0.5 L-GN 5278 Heated Oxygen Sensor Input Pump Current Sensor 1
92 0.5 PU/WH 3110 Heated Oxygen Sensor High Signal Sensor 1
93-94 - - Not Available
95 0.5 GY 597 5-Volt Reference 1
96 0.5 GY/WH 3113 Heated Oxygen Sensor Heater Low Control Sensor 1
Connector Part Information 
  • OEM: 1-928-404-781
  • Service: 89046933
  • Description: 96-Way F 120 MAT, 280 BDK Series, Sealed (BK)
Terminal Part Information 
  • Terminal/Tray: 1928498135/19
  • Core/Insulation Crimp: Pins: 1-2, 6-7, 15-18, 24, 34, 36-39, 41-42, 44, 48, 59-60, 64, 66-68, 82-84, 86, 88, 89-92, 95-96 - J/J
  • Core/Insulation Crimp: Pins: 5, 26-29, 51-53, 73, 75 - K/K
  • Core/Insulation Crimp: Pins: 10, 13, 30, 35, 45-46, 54-56, 78-80 - P/P
  • Release Tool/Test Probe: J-38125-213/J-35616-16 (L-GN)
scientia non olet · About LEMON Manuals