F3.4 following distance alert (fda) level 3 – Bendix Commercial Vehicle Systems WINGMAN ADVANCED FLR20 SENSOR User Manual

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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

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)

(Single Repeating

Double Tone)

(Repeating

Double Tone)

(Continuously

Repeating Tone)