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

Inflatable Restraint Sensing and Diagnostic Module (SDM)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15430738 42-Way F Micro-Pack 100W Series (YE-Body/RD-TPA)
Pin	Wire Color	Circuit No.	Function
1	YE	1139	Ignition 1 Voltage
2	TN/BK	371	I/P Module Disable Switch - Signal
3	BK/WH	238	Seat Belt Switch - Left
4	PK	353	I/P Module Suppression Indicator Control
5	GY	349	Discriminating Sensor - Left - Signal
6	YE	1834	Forward Discriminating Sensor Signal
7	YE	2161	Side Impact Sensing Module - Left - Voltage
8	TN	2163	Side Impact Sensing Module - Right - Voltage
9	YE	3025	I/P Module - Stage 1 - High Control
10	OG	3024	I/P Module - Stage 1 - High Control
11	D-BU	1363	Seat Belt Switch - Left - 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 - Right - High Control
15	D-BU	2104	Side Impact Module - Right - Low Control
16	BN	2106	Side Impact Module - Left - Low Control
17	D-GN	2105	Side Impact Module - Left - High Control
18-21	-	-	Not Used
22	D-BU	1128	Class 2 Serial Data
23	D-BU	1128	Class 2 Serial Data
24	L-GN	5055	Seat Position Switch - Left - Signal
25	L-BU	5056	Seat Position Switch - Right - Signal
26	YE	354	Discriminating Sensor - Signal
27	D-GN	1409	Discriminating Sensor - Right - Signal
28	WH	2162	Side Impact Sensor - Left - Signal
29	D-GN	2164	Side Impact Sensor - Right - Signal
30	GY	3027	I/P Module - Stage 2 - High Control
31	PU	3026	I/P Module - Stage 2 - Low Control
32	BK/WH	751	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 - Right - High Control
36	OG	2117	Seat Belt Pretensioner - Right - Low Control
37	OG/BK	2119	Seat Belt Pretensioner - Left - Low Control
38	TN/WH	2118	Seat Belt Pretensioner - Left - High Control
39-42	-	-	Not Used