Bendix Commercial Vehicle Systems WINGMAN ADVANCED FLR20 SENSOR - Manual (Page 52)

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Appendix F
Bendix ® Driver Interface Unit (DIU): Displays & Alerts
F3.4 Following Distance Alert (FDA) Level 3
(Fast audible two-tone alert/three yellow LEDs illuminated)
The DIU provides the driver with audio and visual alerts for as long as the vehicle ahead is in this zone and
traveling at the same speed or slower. This is the closest and most urgent Following Distance Alert.
The DIU will not display following distance while in an FDA Level. For FDA Level 3, the audible alert will be
a continuously repeating tone, and the visual alert is three yellow LEDs and a screen with the vehicles close
as shown below:
Object Detected
All Yellow LEDs
Illuminated
All five states of the FDA system can be seen together below.
Object Detected
Object Detected
Object Detected
Object Detected
FDA Level 1:
Single Yellow
LED Illuminated
FDA Level 2:
Two Yellow
LEDs Illuminated
FDA Level 3:
All Yellow LEDs
Illuminated
(No LEDs
Illuminated)
(No LEDs
Illuminated)
Appendix F
(No Tone)
(No Tone)
(Single Repeating
Double Tone)
(Repeating
Double Tone)
(Continuously
Repeating Tone)