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NHTSA ID Number: 10189648

Manufacturer Communication Number: SD-61-4963

TSB/Document Date: 2021-04-01


Summary

Integrating camera, radar, and brakes, the Bendix® Wingman® Fusion™ Driver Assistance System (Fusion) provides the following alerts and actions: • Stationary Vehicle Braking (SVB); • Enhanced Collision Mitigation Braking (CMB); • Active Cruise with Braking (ACB); • Overspeed Alert and Action (OAA); • Lane Departure Warnings (LDW); • Stationary Object Alerts (SOA); and • Alert Prioritization.


Read and follow the General Safety Guidelines shown on
page two of this document.

The active cruise control with braking feature in the
Bendix® Wingman® Fusion™ system is automatically
ready when normal cruise control is set.

Bendix safety technologies complement safe driving
practices. No commercial vehicle safety technology
replaces a skilled, alert driver exercising safe driving
techniques and proactive, comprehensive driver
training. Responsibility for the safe operation of the
vehicle remains with the driver at all times.

This vehicle’s cruise control must be used only in the
same conditions that are normally recommended for
ordinary cruise control. As noted below, there are certain
situations when cruise control should NOT be used.

This vehicle’s cruise control must be used only in the same
conditions that are normally recommended for ordinary
cruise control.
Vehicle manufacturers may use alerts, messages, and
dash arrangements that vary from the examples shown
here. Consult the vehicle operator’s manual for applicable
details regarding use and operation.

• Inclement Weather/Low Visibility
Situations – Do not use cruise control
in inclement weather or low visibility
conditions such as rain, snow, smoke, fog,
ice or other severe weather conditions that
may affect the performance of the Bendix
Wingman Fusion system.
• Dense Traffic – Do not use cruise control
in heavy traffic.
• Sharp Curves and Winding Roads –
Do not use cruise control when traveling
sharply curved or winding roadways.
CAUTION: Road curvature may impact
the radar’s ability to track vehicles ahead
in the same lane.
• Entrance or Exit Ramps – Do not use
cruise control when entering or exiting
roadways.
• Downhill Grades – Do not use cruise
control on downhill grades.
• Construction Zones – Do not use cruise
control in construction zones.
• Off-Road – Do not use cruise control in
off-road conditions.
• Smaller Forward Vehicles – Smaller
vehicles, such as motorcycles or certain
types of trailers, may be difficult for
the radar to identify. It is the driver’s
responsibility to be aware of these types
of vehicles and to slow down if necessary.

Visit the Wingman Fusion web page – under the Products tab
of bendix.com – for more information, along with any updates to
these limitations and restrictions.
Appendix K
67

The Bendix AutoVue system supplies feedback to
the driver during Lane Departure Warning (LDW)
incidents using audible alerts and/or seat vibrations.
In the Bendix Fusion system, the camera supplies
supplemental visual data that – along with the radar
sensor – helps the system generate data about the
traffic and environment around the vehicle.

K1.3 AUTOMATIC FOUNDATION
BRAKE APPLICATIONS
The vehicle automatically manages foundation brake
priorities among the various vehicle systems that use the
foundation brakes, such as the Bendix® Wingman® Fusion™
system, Bendix ® ESP ® Electronic Stability Program,
Bendix® ATC (Automatic Traction Control) and Bendix®
ABS (Antilock Braking System).

3.

NOTE: Cruise Control will automatically cancel whenever
the Wingman Fusion system applies the foundation brakes.
The driver can verify that the cruise control is disengaged
by observing that the cruise-enabled icon is no longer
illuminated. The driver must resume or set cruise control
in order to regain normal cruise control functionality and
to reengage the active cruise control with braking feature
of the Fusion system.

A Bendix ESP EC-80 Controller – located in the cab
of the vehicle – controls the antilock braking and full
stability functions for the vehicle, using a set of wheelspeed, yaw, steering-angle and load sensors. In the
Bendix Wingman Fusion system, the Controller also
manages any actions requested by the Fusion system.
See Figure K3.

Additional information, and complete troubleshooting
procedures for the BendixeBay logo® ESP® EC-80™ Controller, can
be found in the Bendix Service Data Sheet SD-13-4986.

K1.4 SYSTEM COMPONENTS

Figure K3 – Component: Bendix ESP EC-80 Controller

The Bendix Wingman Fusion system. (See Figure 2) has
five major components, plus indicator switches and lamps.

4.

1.

A BendixeBay logo™ FLR-20™ radar is located at the front of the
vehicle – either on the bumper or just behind it on a
cross-member. See Figure K1.

A SafetyDirect® by Bendix CVS processor – located
close to the camera in the cab of the vehicle –
typically in an over the windshield compartment.
See Figure K4.

Figure K4 – Component: SafetyDirect Processor

The processor communicates data to the vehicle’s
telematics system for relay to the web servers.

Figure K1 – Component: Radar Sensor

The radar sensor is pre-aligned at the factory and no
adjustment should be needed. If the radar sensor
becomes misaligned (or a Diagnostic Trouble Code
[DTC] is issued), either a message – or light on the
dash, depending on the vehicle – lets the driver know
that service is needed.
2.

5.

An interface to communicate between the driver and
the Bendix Wingman Fusion system. Depending on
the OEM, the Bendix™ Driver Interface Unit (DIU™)
is used, or system messages are displayed via the
vehicle dashboard. See Figure K5.

A Bendix™ AutoVue® FLC-20™ Camera is a visible-light
spectrum camera mounted near the top and center of
the windshield of the vehicle. See Figure K2.

Camera Lens

Figure K2 – Component: Camera
68

Figure K5 – Bendix Driver Interface Unit (DIU™)

A set of visual, text, and audible indicators and
alerts will be provided by the Bendix DIU or OEM
dash display. For more about the Bendix DIU, see
Appendix B.

Appendix K

Bendix™ Driver
Interface Unit
(DIU™)

Bendix®
ESP® EC-80™
Controller

Vehicle
Sensors

J1939

J1939

Ground
Ignition 12V

6 - J1939 Low
1 - J1939 High

4 - J1939 High / 3 - J1939 Low
1 - Battery

3
8 - Ignition
5 - Ground

9 - Ignition
8 - Ground
6 - Fusion Private Com.
7 - Fusion Private Com.
2

Low

7 - Fusion Private Com. Low /

2 - Fusion Private Com. High

High

4
9
10

LDW

5

(Enable/
Disable) Switch

BendixeBay logo™ FLR-20™ Radar Sensor

Bendix™ AutoVue® FLC-20™ Camera

Battery 12V

Radio
Mute
Video
GND (A)
1 - Battery

SafetyDirect® by Bendix CVS Processor

Telematics

RS232 TX (B)

Connection

RS232 RX (C)

9 - Ignition
16 - Ground

Disconnect Harness
Here if OBC/T is Not in
Use. See page 12.

13 - Fusion Private Com. Low
12 - Fusion Private Com. High
7 - Switch Input
8 - LSD Out (Mute)

OBC/T

5 - J1939 High
6 - J1939 Low

On Board Computer
(OBC)/Telematics
System

3 - RS232 TX
4 - RS232 RX
11 - Speaker Right (-)

Speakers

2 - Speaker Common (+)
10 - Speaker Left (-)
15 - Haptic Left

Vibrating Seat
Motors

14 - Haptic Right

Figure K6 – Main BendixeBay logo® Wingman® Fusion™ System Component Schematic
Appendix K

69

Also see the Indications and Alerts section of Appendix K
for more detailed information about the alerts.

K1.5 DASH SWITCHES AND LAMPS
Each OEM typically has a different arrangement to
display the system status and to allow the driver to
temporarily disable the Lane Departure Warning
(LDW) system. Refer to the OEM Operator’s Manual
for any system indicator lamp(s). See Figure K7 for
some examples of OEM icons used at the time this
document was published.
Dash/Switch Icon.

InternationaleBay logo®

KenwortheBay logo®

PeterbilteBay logo®

VolvoeBay logo®

See Section 2, “Troubleshooting," for more information. See
Figure K6 for a wiring schematic showing the connections
between the various system components.

K1.7 ACTIVATE THE BENDIX
WINGMAN FUSION SYSTEM
ACTIVE CRUISE CONTROL
To have the benefits of the active cruise control feature of
the Fusion system, the vehicle’s regular cruise control must
be switched on. See Figure K9 for examples of switches
that may be used.

(The design will
vary by vehicle
OEM. In some
cases, the switch
and lamps may be
separate.)
MackeBay logo®

* All trademarks shown here are the property of their
respective owners and are used for reference only.

Figure K7 – Dash Switch Icons

Figure K9 – Examples of Cruise Control Switches

K1.6 TEMPORARILY DISABLE THE LANE
DEPARTURE WARNING (LDW)

When the vehicle reaches the desired cruise speed, the
driver presses the cruise control set switch to activate the
system. The Wingman Fusion system will then engage and
help the driver maintain a set following distance behind the
vehicle traveling in front.

To avoid erroneous LDW warnings in areas such as work
zones – where the road markings present might cause
false alerts – Bendix® Wingman® Fusion™ systems feature
an enable/disable switch, either the BendixeBay logo design shown
below or a similar OEM switch. Applying the switch will
suppress alerts for fifteen minutes; the system auto-resets
afterwards.
The design will vary by
vehicle OEM. The switch and
lamps may be separate.

Once the cruise control speed is set, a cruise-enabled icon
(or similar) will illuminate on the instrument panel. If the
cruise-enabled or set (or similar) icon does not illuminate,
the Fusion system may not function normally. Refer to the
vehicle operator’s manual to double-check the location of
the icon, and for further troubleshooting information. There
will typically be a bulb-check for the icon at vehicle start-up.
The driver can switch off the Bendix Wingman Fusion active
cruise control system manually by either stepping on the
brake pedal or switching off the cruise control.

Figure K8 – Example of an LDW Enable / Disable Switch

Additionally, the system self-monitors and will set a
Diagnostic Trouble Code (DTC) that will typically alert
the driver using a similar icon on the dash display or by a
status lamp.
70

NOTE: It is possible that some Wingman Fusion applications
allow the cruise control to automatically resume after the
Wingman Fusion system applies the foundation brakes
during adaptive cruise. The driver is able to override the
auto resume feature by manually activating the brake pedal.

Appendix K

K1.8 WHAT TO EXPECT WHEN USING THE BENDIX® WINGMAN® FUSION™ SYSTEM
Table K1, parts 1–2, illustrate what to expect from the Bendix® Wingman® Fusion™ system in various driving situations.
Typical system indications and actions to expect from the system are illustrated.

Part 1: All Driving Scenarios (Cruise Control is either “on” or “off”)
What to Expect
Situation

Typical System Indication/Alerts

Typical System Actions/Cautions

Stationary objects/vehicles ahead in the lane of travel
None.
A stationary – non-vehicle – object
is detected ahead in the lane in
which the truck is traveling.

A Stationary Object Alert (SOA)
may be issued up to three (3)
seconds prior to impact.

The driver must immediately act
to potentially avoid, or lessen the
severity of, a collision.

A stationary motor vehicle is
detected ahead in the lane in
which the truck is traveling.
NOTE: Factors that can
potentially affect the system’s
ability to identify a stationary
vehicle include: environmental
factors (sun glare, dim/
dark lighting conditions,
precipitation, fog, etc.); if
the vehicle is not a licensed
motorized vehicle; or certain
types of trailers.

If the vehicle is traveling above
10 mph / 16 kph, a Stationary
Vehicle Alert (SVA) may be
issued up to three-and-a-half
(3.5) seconds prior to impact.

The driver must immediately act
to potentially avoid, or lessen the
severity of, a collision.
If the Wingman Fusion system detects
that a collision is likely to occur, the
system may provide a warning and/or
apply the vehicle’s brakes, to lessen the
severity of, or potentially prevent impact.

Moving objects/vehicles ahead in the lane of travel

The vehicle comes up fast behind
a slower-moving detected forward
vehicle.

The Following Distance Alert
(FDA) will sound and a visual
message/icon typically appears
on the dash screen or Bendix™
Driver Interface Unit (DIU™)
display. Depending on how close
the vehicle approaches, the
system may initiate an Impact
Alert (IA) warning.

The detected forward vehicle
slows rapidly.

The Following Distance Alert
(FDA), or Impact Alert (IA)
warning (continuous tone) will
sound and a visual message/
icon typically appears on the
dash screen or DIU display.

A pedestrian, deer, or dog runs in
front of the truck.

None.

Another vehicle crosses the road
perpendicular to the vehicle's
path of travel – such as at an
intersection.

None.

None.
The driver must respond as needed.

None.
The driver must respond as needed.
If a collision is likely to occur, the
collision mitigation feature will apply the
vehicle’s brakes.
None.
The driver must respond as needed.
None.
The driver must respond as needed.

Call the Bendix Tech Team at 1‑800‑AIR‑BRAKE (1‑800‑247-2725), option 2, for troubleshooting assistance.
Table K1 – Part 1 - Operational Scenarios with the Bendix Wingman Fusion System
Appendix K

71

Part 1: All Driving Scenarios (Cruise Control is either “on” or “off”)
What to Expect
Situation

Typical System Indication/Alerts

Typical System Actions/Cautions

Lane Departure System Active (Lane detection icons being displayed)
The vehicle signals a lanechange and crosses a
lane-marking.

None.

Traveling below 37 mph / 59 kph,
the vehicle crosses a lane-marker
(without the corresponding turn
signal activated).

None.

Traveling above 37 mph / 59 kph,
the vehicle crosses a lane-marker
(without the corresponding turn
signal activated).

None.

None.
The driver must respond as needed.
None.

A “rumble strip” audible/
vibration/visual alert is initiated.

The driver must respond as needed.
(The driver must use the turn signal
when changing lanes and/or keep the
vehicle within the lane markings.)

Overspeed Alert & Action (OAA)
InternationaleBay logo travel: When changing between regions which post speeds in miles and those which post in kilometers,
the speed limit sign recognition feature will not function until the correct U.S./Metric selection has been made.
The vehicle passes a U.S. or
Canadian speed limit sign.

The DIU will display the posted
speed limit.

The vehicle exceeds the posted
speed limit by 5 to 9 mph
(8 to 14 kph).

An overspeed alert will be issued
and the posted speed limit will be
visually presented to the driver.

The vehicle exceeds the posted
speed limit by more than
10 mph / 16 kph.

An audible overspeed alert and
the posted speed limit will be
visually presented to the driver,
to signal that the vehicle should
slow down.

None.
None.
The driver must respond as needed.
If cruise control is NOT ON: A onesecond de‑throttle of the engine will occur.
The driver must respond as needed.

Call the Bendix Tech Team at 1‑800‑AIR‑BRAKE (1‑800‑247-2725), option 2, for troubleshooting assistance.
Table K1 – Part 1 - Operational Scenarios with the Bendix Wingman Fusion System

1...910111213...15

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TSB/Document ID: SD-61-4963

Replacement Service Bulletin Number:

MFR Communication Date: 2021-03-25

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: SERVICE BRAKES, AIR

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