TSB-00-045-FTL Service Bulletin/Repair Instructions

Special After Replacing, Need for Diaanostic

Location Tools Prone dure

Needed | Parameterization | Flashing | Calibration

There are four SRR2 sensors: one in

each headlight and one on each side of

the vehicle below the doors in the Yes Ves Ves Yes N/A

chassis fairings.
Hood
Description: The 5th Generation Cascadia features a redesigned hood with a new floating grille and rear-loaded

headlamps. See Fig 4. For information on removal, installation and alignment, see Hood and Grille .
05/19/2025 1603397
Fig. 4, Hood
After Replacing, Need for

Location Special Tools Needed Diagnostic Procedure

Parameterization | Flashing | Calibration
Front of the vehicle. No Yes Yes Yes N/A
Front Underrun Protective Device (FUPD) Bumper
Description: The 5th Generation Cascadia is equipped with a polished, welded aluminum FUPD integrated into

the front bumper. See Fig._5. For removal and installation instructions, see Removal and Installation of the Front
Underrun Protective Device (FUPD) Bumper.
05/19/2025 603399
Fig. 5, FUPD Bumper
. After Replacing, Need for . .

Special Tools Diagnostic
Location

Needed Parameterization | Flashing | Calibration Procedure
Integrated into the front
bumper. No N/A N/A N/A N/A
Wheel Well Close-Outs
Description: Wheel well close-outs are installed within the front wheel wells of the 5th Generation Cascadia to

enhance aerodynamics. See Fig._.6. When servicing or removing wheels, these panels may need to be temporarily

removed or repositioned. Refer to the workshop manual for specific removal and installation procedures. For

service information, see Group 40 Wheels and Tires.
05/19/2025 603400
Fig. 6, Wheel Well Close-Outs
. After Replacing, Need for . .

Special Tools Diagnostic
Needed Procedure

Parameterization | Flashing | Calibration
Location
Around the wheel arches on
either side. No N/A N/A N/A N/A
E-Park
Description: The 5th Generation Cascadia features an electronic parking brake (E-Park) system that replaces

traditional pneumatic park brake dash valves with two electrical switches—one for the tractor and one for the

trailer. The parking brake is applied and released electronically with these switches. For information on removal

and installation, see Removal of the Electronic Park Brake.
08/01/2025 1603405
1. Trailer Brake Hand Valve 2. Trailer Park Brake
Fig. 7, E-Park
. After Replacing, Need for . .

Special Tools Diagnostic
Needed Proced

sede Parameterization | Flashing | Calibration rocedure
Location
Driver console within the
cab. No N/A N/A N/A N/A
Headlamps
Description: The 5th Generation Cascadia is equipped with a rear-loading LED headlamp integrated into the

hood, featuring standard deicing with no option for a non-heated lamp. See Fig._8. Intelligent High Beam Control

(IHBC) uses the MPC3 camera to interface with the headlamp control module. See Lighting for headlamp

removal and installation instructions.
05/19/2025 603402
Fig. 8, Headlamps
A R ing, N f

Special Tools fter Replacing, Need for Diagnostic
Location Needed —— ; _—— Procedure

Parameterization | Flashing | Calibration
Integrated into the front fascia,

positioned on either side of the No N/A N/A N/A N/A

grille.
Driver Facing Camera (DFC)
Description: The 5th Generation Cascadia is equipped with a Driver Facing Camera (DFC) that monitors driver

activity and supports safety systems. See Fig._9. For information on removal and installation, see Removal of the
Driver-Facing Camera (DFC) and Installation of the Driver-Facing Camera (DFC).
01/23/2025 548751
1. Driver-Facing Camera 2. DFC Electrical Connector
Fig. 9, Driver Facing Camera
Special After Replacing, Need for Diagnostic

Location Tools Pron edure

Needed | Parameterization | Flashing | Calibration

Mounted on the interior of the

windshield, near the rearview mirror, No N/A N/A N/A N/A

facing the driver.
Scaleable Brake System Platform (sBSP)
Description: The sBSP is a common global air brake control system with an integrated ECU and Electronic
Stability Control (ESC). Two variants are available:
e Standard: Pneumatically controlled front axle valve package with electronically controlled rear axle valve
package.
e Advanced: Electronically controlled front and rear axle valve packages.
. After Replacing, Need for . .

. Special Tools Diagnostic

Location Needed Procedure

Parameterization | Flashing Calibration

ESC and Brake Signal

N/A N/A Yes Yes Transmitter (BST) N/A

Scalable Air Treatment Platform (SATP)

Description: The sATP performs the following functions:

e Air Treatment - Removal of oil and moisture.

¢ Central Air - Separates the air system into 4-7 air circuits in one unit.

e Air Management - Sends circuit pressures/diagnostics.

e Controls compressor and air dryer regeneration.

The sATP enables the following:

e electronic park brake control;

¢ moisture elimination;

e air diagnostic.

The sATP emits purge noises at vehicle stop or shutdown.

After Replacing, Need for

. Special Tools Diagnostic

Location

Needed ., ; ~ Procedure

Parameterization | Flashing Calibration

N/A N/A Ves Ves Air dryer cartridge N/A

replacement.

Warranty
This is an informational bulletin only. The described condition is a product improvement and is not warrantable.
Note:
F41

F42

F43

F44
Document Number: 0000160588

Topic Publication Date: 2026-01-23

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Last update on 2026-03-27 / Affiliate links / Images from Amazon Product Advertising API

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