GM Service Manual Online
For 1990-2009 cars only

Supplemental Inflatable Restraint Scan Tool Data Parameters

Parameter

System State

Expected Value

Definition

Operating Conditions: Ignition ON

Battery Voltage Signal

--

Varies

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

Driver Frontal Stage 1 Loop

--

Present

The scan tool displays Present or Not Present.

Driver Frontal Stage 2 Loop

--

Present

The scan tool displays Present or Not Present.

Driver Pretensioner Loop

--

Present

The scan tool displays Present or Not Present.

Driver Roof Rail

--

Present

The scan tool displays Present or Not Present.

Driver Seat Belt Switch

--

Unbuckled

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

Driver Seat Belt Switch

--

Present

The scan tool displays Present or Not Present.

Driver Seat Position Sensor

--

Present

The scan tool displays Present or Not Present.

Driver Seat Position Sensor

--

Varies

The scan tool displays Forward or Rearward. The current position of the driver seat.

Driver Side Impact Sensor

--

Present

The scan tool displays Present or Not Present.

Front End Sensor 1

--

Present

The scan tool displays Present or Not Present.

Front End Sensor 2

--

Present

The scan tool displays Present or Not Present.

Passenger Presence System

--

Present

The scan tool displays Present or Not Present.

Passenger Pretensioner Loop

--

Present

The scan tool displays Present or Not Present.

Passenger Seat Belt Switch

--

Unbuckled

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

Passenger Seat Belt Switch

--

Present

The scan tool displays Present or Not Present.

Passenger Side Loop

--

Present

The scan tool displays Present or Not Present.

PPS Status

--

Varies

The scan tool displays Suppress, Empty Seat, Child Seat, or Enable. the current status of the passenger presence system.

Psgr. Frontal Stage 1 Loop

--

Present

The scan tool displays Present or Not Present.

Psgr. Frontal Stage 2 Loop

--

Present

The scan tool displays Present or Not Present.

Psgr. Roof Rail

--

Present

The scan tool displays Present or Not Present.

Psgr. Seat Position Sensor

--

Present

The scan tool displays Present or Not Present.

Psgr. Seat Position Sensor

--

Varies

The scan tool displays Forward or Rearward. The current position of the passenger seat.

Psgr. Side Impact Sensor

--

Present

The scan tool displays Present or Not Present.

Rollover Sensor

--

Present

The scan tool displays Present or Not Present.

SIR Warning Indicator

--

Off

The scan tool displays On or Off. The current state of the warning indicator as requested by the SDM.