GM Service Manual Online
For 1990-2009 cars only

Supplemental Inflatable Restraint Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

Battery Voltage

--

Varies

This displays Volts. This is the current battery voltage signal.

Driver Air Bag Stage 1 Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the driver air bag stage 1 loop.

Driver Air Bag Stage 2 Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the driver air bag stage 2 loop.

Driver Head Curtain Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the driver head curtain loop.

Driver Pretensioner Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the driver pretensioner loop.

Driver Seat Belt Switch

--

Unbuckled

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

Ignition Voltage

--

Varies

This displays Volts. This is the current ignition voltage signal.

LH Side Air Bag Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the LH side air bag loop.

ODS Status

--

Present

This displays Present or Not Present. Present is displayed if the occupant detection system is available.

Passenger Air Bag Status

--

Present

This displays Present or Not Present. Present is displayed if the passenger air bag is available.

Passenger Presence System

--

Present

This displays Present or Not Present. Present is displayed if the passenger presence system is available.

Passenger Pretensioner Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the passenger pretensioner loop.

Psgr. Frontal Stage 1 Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the passenger air bag stage 1 loop.

Psgr. Frontal Stage 2 Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the passenger air bag stage 2 loop.

Psgr. Head Curtain Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the passneger head curtain loop.

Passenger Seat Belt Switch

--

Unbuckled

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

RH Side Air Bag Resistance

--

0 Ω

The scan tool displays resistance. This is the resistance of the RH side air bag loop.

SIR Warning Lamp

--

Off

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