Alerts

Alerts

Signal Name Description Condition Impact Important
Unpark prevented due to brake pedal interlock not being satisfied.
Driver attempts to unpark without the brake pedal pressed
Tractor/Trailer unpark request not honored
No
Vehicle park brake was unable to release due to an error.
There is an issue detected with on of the sources required to unpark the Tractor/Trailer
Vehicle Park brakes may not release
No
The status of the tractor/trailer air status may be unknown.
The Tractor/Trailer pressure sensors have an error
Park brakes may be unable to report the correct tractor/trailer air status
No
The vehicle has executed an exhaust event while at speed.
User pulls the tractor or trailer switches to park the vehicle while the vehicle is at speed
The vehicle may unpark the park brakes automatically if the vehicle is still at speed when switches are released
No
The PPB has parked the tractor and trailer due to possible rollaway event.
The park brakes has determined that it should park the brakes in case of a rollaway event
Vehicle has parked its self for safety
No
The PPB was turned off unexpectedly.
PPB loses low voltage when it did not expect to
Vehicle may be left in an unparked state
No
PPB internal processors disagree on expected valve state.
Auc and Buc processors disagree on the PPB valve state
Functions on the intellipark device may not operate nominally
No
PVM Pressure Sensor fault.
Pressure sensor issue has been detected, may indicate pressure sensor short
PPB is unable to read pressure values
No
The two PPB processors is receiving conflicting speed information from the available speed sources.
Auc and Buc processors disagree on the the determined vehicle speed
Some PPB features may not operate nominally
No
The PPB has seen a mismatch on the two expected LV inputs on CAN.
VC_ppb1LVState & VC_ppb2LVState signals used to communicate PPB LV Status are mismatched
PPB may be turned on even though one of the LV signals says its turned off
No
One of the PPB CAN signals used to determine air tank pressures has gone MIA.
PPB has missed 10 samples of one of the CAN signals PPB uses for air tank pressure
N/A
No
Solenoid monitor detected incorrect solenoid behavior.
Incorrect solenoid activity was detected by the solenoid monitor
Park brakes solenoids may be improperly wired
No
Vehicle park brake operating mode is not normal - User has entered a non-normal operating mode.
User has set the park brakes into a non-normal state
Park brakes will not oprate as nominally expected
No
Internal PPB software is detecting the incorrect CAN baud rate between processors.
Incorrect vehicle programming detected
Vehicle park brake functions are lost
No
Internal trailer brake monitor has detected an issue with releasing.
Internal trailer brake monitor has detected an issue with releasing
Trailer park brake release may not occur
No
One of the CAN nodes that PPB expects to receive messages from is MIA.
10 message samples from a node PPB is relying on for functions is MIA
Features that rely on these signals may not function - Anti-rollaway, Exhaust at speed
No
Anti-rollaway feature issue detected.
Anti-rollaway issue detected - Taking longer then it should or activating when it should not
Loss of Anti-rollaway feature
No
Trailer switch button hardware issue detected.
Hardware issue is detected with the trailer switch
Unable to park or unpark
No
Tractor switch button hardware issue detected.
Hardware issue is detected with the tractor switch
Unable to park or unpark
No
Tractor or Trailer LED hardware issue detected.
Tractor or Trailer LED hardware issue detected
Incorrect or unavailable LED Status for tractor or trailer
No