PPB_a038_parkUnparkStateNotAvailable

The status of the tractor/trailer air status may be unknown.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Park brakes may be unable to report the correct tractor/trailer air status

Description

The status of the tractor/trailer air status may be unknown.

Cause

The Tractor/Trailer pressure sensors have an error

Clear condition

Pressure sensors that help to determine trailer air status return to normal

Models

Semitruck

Visibility

service-fix

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