Inflatable Restraint Sensing and Diagnostic Module (SDM)

Fig 1: Inflatable Restraint Sensing and Diagnostic Module (SDM) Connector End View

Courtesy of GENERAL MOTORS CORP.

Pin	Wire	Circuit	Function
1	0.35 PK	739	Ignition 1 Voltage
2	0.35 PK	5018	Occupant Sensor Serial Data
3	0.35 TN/WH	238	Left Seat Belt Switch Signal
4	0.35 OG	1362	Seat Belt Switch Signal - Right
5	0.35 YE	1834	SIR Forward Sensor Signal (1)
6	0.35 YE	2160	SIR Forward Sensor Signal (2)
7	0.35 YE	2131	Left Front Side Impact Sensing Module Supply Voltage (AJ7)
8	0.35 TN	2133	Right Front Side Impact Sensing Module Supply Voltage (AJ7)
9	0.5 YE	3025	Passenger I/P Module Stage 1 High Control
10	0.5 OG	3024	Passenger I/P Module Stage 1 Low Control
11	0.35 PK	5057	Seat Position Switch Low Reference
12	0.5 BN	3020	Steering Wheel Module Stage 1 Low Control
13	0.5 TN	3021	Steering Wheel Module Stage 1 High Control
14	0.5 TN/WH	2135	Right Front Side Impact Module High Control (AJ7)
15	0.5 L-GN	2136	Right Front Side Impact Module Low Control (AJ7)
16	0.5 YE/BK	2138	Left Front Side Impact Module Low Control (AJ7)
17	0.5 BN	2137	Left Front Side Impact Module High Control (AJ7)
18-21	-	-	Not Used
22	0.35 D-BU	1128	SDM Class 2 Serial Data
23	-	-	Not Used
24	0.35 L-GN	5055	Left Seat Position Switch Signal
25	0.35 L-BU	5056	Right Seat Position Switch Signal
26	0.35 BK/WH	1851	Front End Sensor - Signal - Left
27	0.35 GY	2260	SIR Forward Sensor Low Reference
28	0.35 WH	2132	Left Front Side Impact Sensing Module Signal (AJ7)
29	0.35 D-GN	2134	Right Front Side Impact Sensing Module Signal (AJ7)
30	0.5 GY	3027	Passenger I/P Module Stage 2 High Control
31	0.5 PU	3026	Passenger I/P Module Stage 2 Low Control
32	0.5 BK/WH	1751	Ground
33	0.5 PK	3022	Steering Wheel Module Stage 2 Low Control
34	0.5 WH	3023	Steering Wheel Module Stage 2 High Control
35	0.5 L-GN	2116	Right Seat Belt Pretensioner High Control
36	0.5 OG	2117	Right Seat Belt Pretensioner Low Control
37	0.5 OG/BK	2119	Left Seat Belt Pretensioner Low Control
38	0.5 TN/WH	2118	Left Seat Belt Pretensioner High Control
39-42	-	-	Not Used

Connector Part Information

OEM: 15453749
Service: 88986456
Description: 42-Way F Micro-Pack 100W Series Sealed (GY)

Terminal Part Information

Pins: 1, 3, 5-17, 22, 24-38
Terminal/Tray: Service with Terminated Lead
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: 12122523/J-35616-6 (BN)

Pins: 2, 4
Terminal/Tray: Service with Terminated Lead
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit