GM Service Manual Online
For 1990-2009 cars only
Table 1: Supplemental Inflatable Restraint Scan Tool Data Parameters
Table 2: Supplemental Inflatable Restraint Scan Tool Output Controls

Supplemental Inflatable Restraint Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

Active Switch

--

Enabled

The scan tool displays Enabled or Disabled. This is the state of the SIR active switch.

Active Switch

--

Learned

The scan tool displays Learned or Unlearned. Learned is displayed if the SIR learned the active switch.

Battery Voltage Signal

--

Varies

This displays volts. This is the voltage input supplied to the SDM.

Deployment Loop 1-12

--

Disabled

The scan tool displays Disabled, Enabled. This is the state of the SIR deployment loop.

Deployment Loop 1-12

--

Learned.

The scan tool displays Learned, Not Learned. This is the learn status of the SIR deployment loop.

Driver Seat Belt Switch

--

Unbuckled

The scan tool displays Buckled or Unbuckled. This is the state of the driver seat belt.

Driver Seat Belt Type

--

Varies

The scan tool displays Switch or Sensor. This is the type of driver seat belt.

Driver Seat Position Sensor

--

Enabled

The scan tool displays Enabled or Disabled. This is the state of the driver seat position sensor.

Driver Seat Position Sensor

--

Learned

The scan tool displays Learned or Unlearned. Learned is displayed if the SIR learned the driver seat position sensor.

Driver Seat Position Sensor

--

Varies

The scan tool displays Rearward or Forward. This is the positional state of the drive seat.

Impact Sensor 1-6

--

Disabled

The scan tool displays Disabled/Enabled. This is the state of the SIR impact sensor.

Impact Sensor 1-6

--

Learned

The scan tool displays Learned/Not Learned. This is the SIR impact sensor learn status.

Loop 1-12 Type

--

Varies

The scan tool displays Not Used, LF Stage1, RF Stage 1, LF Stage 2, RF Stage 2, LF Preten, RF Preten, LF Sidebag, RF Sidebag, Lt. Roof Stage 1, Rt. Roof Stage 1, Lt. Roof Stage 2, Rt. Roof Stage 2, Lt. Roof Stage 3, Rt. Roof Stage 3. This is the state of the SIR loop.

PPS Options

--

Varies

The scan tool displays Not Present, Manual, Auto or Auto. + Man. This is the current enabled option of the passenger presence system.

PPS Status

--

Enabled

The scan tool displays Enabled or Disabled. This is the state of the passenger presence system.

PPS Status

--

Learned

The scan tool displays Learned or Unlearned. Learned is displayed if the SIR has learned the passenger presence system.

Primary Key Status

--

Valid

The scan tool displays Unknown, Valid or Invalid. This is the state of the primary key of the SDM.

Psgr. Seat Belt Sensor

--

Enabled

The scan tool displays Enabled or Disabled. This is the state of the passenger seat belt sensor.

Psgr. Seat Belt Sensor

--

Learned

The scan tool displays Learned or Unlearned. Learned is displayed if the SIR learned the passenger seat belt sensor.

Psgr. Seat Belt Sensor

--

Varies

This displays mA. This is the amount of current supplied to the passenger seat belt sensor.

Psgr. Seat Belt Type

--

Varies

The scan tool displays Switch or Sensor. This is the type of passenger seat belt.

Psgr. Seat Position Sensor

--

Enabled

The scan tool displays Enabled or Disabled. This is the state of the passenger seat position sensor.

Psgr. Seat Position Sensor

--

Learned

The scan tool displays Learned or Unlearned. Learned is displayed if the SIR learned the passenger seat position sensor.

Psgr. Seat Position Sensor

--

Varies

The scan tool displays Rearward or Forward. This is the positional state of the passenger seat.

Received Primary Key

--

Valid

The scan tool displays Unknown, Valid or Invalid. Valid is shown if the primary key received from the BCM matches the SDM primary key.

Received VIN Digits 2-5

--

Varies

The scan tool displays the Secondary Key which includes digits 2 though 5 of the VIN that the BCM sends to the SDM.

Received VIN Digits 6-7

--

Varies

The scan tool displays the Secondary Key which includes digits 6 and 7 of the VIN that the BCM sends to the SDM.

Rollover Sensor

--

Enabled

The scan tool displays Enabled or Disabled. This is the state of the rollover sensor.

Rollover Sensor

--

Learned

The scan tool displays Learned or Unlearned. Learned is displayed if the SIR learned the rollover sensor.

Run/Crank

--

Active

This displays volts. This is the current power mode of the SDM.

SDM Primary Key

--

Varies

The scan tool displays the primary key that the SDM has stored to memory.

Secondary Key Status

--

Valid

The scan tool displays Unknown, Invalid, Valid. This is the state of the secondary key of the SDM.

Sensor 1-6 Type

--

Varies

The scan tool displays Not Used, EFS LF, EFS Center, EFS RF, SIS Left Row 1, SIS Right Row 1, SIS Left Row 2, SIS Right Row 2. This is the state of the SIR sensor.

SIR Warning Indicator

--

Inactive

The scan tool displays On or Off. This is the status of the SIR warning indicator.

Supplemental Inflatable Restraint Scan Tool Output Controls

Output Control

Description

Setup New SDM

This output control is used to set up a new SDM.

Setup SDM Primary Key in BCM

This output control is used to set up a new SDM primary key in the BCM.