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

Inflatable Restraint Sensing & Diagnostic Module (SDM)

Courtesy of GENERAL MOTORS CORP.
Connector Part Information		15356922 42-Way F Micro-Pack 100 W (DK GRY)
Pin	Wire Color	Circuit No.	Function
1	YEL	1139	Ignition 1 Voltage
2	PNK	2306	Passenger Presence Class 2 Serial Data
3	BLK/WHT	238	Seat Belt Switch - Left
4	RED	1362	Seat Belt Switch - Right - Signal
5	GRY	349	Discriminating Sensor - Left - Signal
6	YEL	1834	Forward Discriminating Sensor Signal
7	YEL	2161	Side Impact Sensor - Left - Voltage
8	TAN	2163	Side Impact Sensor - Right - Voltage
9	YEL	3025	I/P Module - Stage 1 - High Control
10	ORN	3024	I/P Module - Stage 1 - Low Control
11	DK BLU	1363	Low Reference
12	BRN	3020	Steering Wheel Module - Stage 1 - Low Control
13	TAN	3021	Steering Wheel Module - Stage 1 - High Control
14	GRY	2103	Side Impact Module - Right - High Control
15	DK BLU	2104	Side Impact Module - Right - Low Control
16	BRN	2106	Side Impact Module - Left - Low Control
17	DK GRN	2105	Side Impact Module - Left - High Control
18-21	-	-	Not Used
22	DK BLU	1128	SDM Class 2 Serial Data
23	-	-	Not Used
24	LT GRN	5055	Seat Position Switch - Left - Signal
25	LT BLU	5056	Seat Position Switch - Right - Signal
26	YEL	354	Discriminating Sensor - Signal
27	DK GRN	1409	Discriminating Sensor - Right - Signal
28	WHT	2162	Side Impact Sensor - Left - Signal
29	DK GRN	2164	Side Impact Sensor - Right - Signal
30	GRY	3027	I/P Module - Stage 2 - High Control
31	PPL	3026	I/P Module - Stage 2 - Low Control
32	BLK	2351	Ground
33	PNK	3022	Steering Wheel Module - Stage 2 - Low Control
34	WHT	3023	Steering Wheel Module - Stage 2 - High Control
35-42	-	-	Not Used