Inflatable Restraint Passenger Presence System Scan Tool Information

Passenger Presence System Scan Tool Data Parameters

Parameter	System State	Expected Value	Description
Operating Conditions: Ignition ON
Battery Voltage Signal	-	Varies	This displays volts. This is the voltage input supplied to the passenger presence system.
Passenger Classification	-	Empty	The scan tool displays Unknown, Calibrating, Empty Seat, Small 1, Small 2, Large or Rezero. This is the state of the passenger seat, as monitored by the passenger presence system.
Passenger Status	-	No Info	The scan tool displays No Info., Valid, Invalid Class., Invalid Pos., Invalid Data or Inval. Class & Pos.
Power Mode	-	Run	The scan tool displays Off, Accessory, Run or Crank Request. This is the state of the ignition switch.
PPS Enable Status	-	Enabled	The scan tool displays Disabled or Enabled. This is the status of the PPS Enable.
PPS Fault Status	-	No Fault	The scan tool displays No Fault, Plant Mode, Fault, Mismatch or Barrier. This is the status of the PPS Fault monitor.
PPS Primary Key	-	Varies	The scan tool displays the PPS primary key.
Pressure Sensor	-	Varies	This displays volts. This monitors the pressure.
Primary Key Status	-	Valid	The scan tool displays Unknown, Valid or Invalid. This is the state of the primary key.
Received Primary Key	-	Varies	The scan tool displays the primary key received.
SDM Enable Status	-	Enabled	The scan tool displays Enabled or Disabled. This is the state of the SDM.
Seat Belt Tension Sensor	-	Varies	This displays volts. This monitors the tension of the seat belt.

Passenger Presence System Scan Tool Output Controls

Output Control	Description
Re-Zero Passenger Presence System	The Passenger Presence System (PPS) is a calibrated system that requires rezeroing anytime the seat cushion trim attachments have been removed or the PPS has been replaced.