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Home >> Cadillac >> 2006 >> STS V >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (Supplemental Inflatable Restraint System) >> Component Locator >> SIR Connector End Views >> Inflatable Restraint Sensing and Diagnostic Module (SDM)

Inflatable Restraint Sensing and Diagnostic Module (SDM)

WARNING: This page is about a different car, the 2007 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector End View
GM811140Courtesy of GENERAL MOTORS CORP.
Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector Parts Information

Connector Part Information 
  • OEM: 15466760
  • Service: 88988495
  • Description: 42-Way M Micro-Pack 100 Series Sealed (YE)
Terminal Part Information 
  • Pins: 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 26, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38
  • Terminal/Tray: Service with Terminated Lead
  • Core/Insulation Crimp: N/A
  • Release Tool/Test Probe: 12122523/J-35616-6 (BN)
Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector Terminal Identification

Pin Wire Color Circuit No. Function
1 PK 1139 Ignition 1 Voltage
2 PK 2306 Automatic Occupant Sensor
3 TN/WH 238 Seat Belt Switch - Driver - Signal
4 OG 1362 Passenger Seat Belt Switch Signal
5 YE 1834 Forward Discriminating Sensor Signal
6 - - Not Used
7 YE 2131 Side Impact Sensor - Driver - Voltage
8 TN 2133 Side Impact Sensor - Passenger - Voltage
9 YE 3025 I/P Module - Stage 1 - High Control
10 OG 3024 I/P Module - Stage 1 - Low Control
11 PK 5017 Seat Belt Switch - Driver - Low Reference
12 BN 3020 Steering Wheel Module - Stage 1 - Low Control
13 TN 3021 Steering Wheel Module - Stage 1 - High Control
14 GY 2103 Side Impact Module - Passenger - High Control
15 D-BU 2104 Side Impact Module - Passenger - Low Control
16 BN 2106 Side Impact Module - Driver - Low Control
17 D-GN 2105 Side Impact Module - Driver - High Control
18 YE/BK 5021 Roof Rail Module - Passenger - High Control
19 WH/BK 5022 Roof Rail Module - Passenger - Low Control
20 PK 5020 Roof Rail Module - Driver - Low Control
21 PU/WH 5019 Roof Rail Module - Driver - High Control
22 PU 1807 Class 2 Serial Data
23 PU 1807 Class 2 Serial Data
24-25 - - Not Used
26 TN/OG 5045 Discriminating Sensor - Low Reference
27 - - Not Used
28 WH 2132 Side Impact Sensor - Driver - Signal
29 D-GN 2134 Side Impact Sensor - Passenger - Signal
30 GY 3027 I/P Module - Stage 2 - High Control
31 PU 3026 I/P Module - Stage 2 - Low Control
32 BK/WH 1751 Ground
33 PK 3022 Steering Wheel Module - Stage 2 - Low Control
34 WH 3023 Steering Wheel Module - Stage 2 - High Control
35 L-GN 2116 Seat Belt Pretensioner - Passenger - High Control
36 OG 2117 Seat Belt Pretensioner - Passenger - Low Control
37 OG/BK 2119 Seat Belt Pretensioner - Driver - Low Control
38 TN/WH 2118 Seat Belt Pretensioner - Driver - High Control
39-42 - - Not Used
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