Start engine and build pressure
to 125 ± 4 psi (861 ± 28 kPa)
Turn OFF ENGINE switch.
(a) If both air bags fail to inflate, go to
Step 4 of this Fault.
(b) If only one air bag inflates, go to
Step 2 of this Fault.
PLS vehicle system pressure must be
90 and 125 ± 4 psi (620 and 861 ± 28 kPa) to
begin troubleshooting the air system. If air
system pressure cannot be maintained within
this range, refer to Air System
Air hoses and valves listed in this
troubleshooting procedure are illustrated and
located in Figure 2-47.