DRIVER AND PASSENGER SIDE DOOR SWITCHESThe dome lamps are activated by opening the driver or passenger side door. Opening and closing the door actuates a door switch which is part of the door latch assembly in each door.Continuity across door switch (switch closed) = door openNo continuity across door switch (switch open) = door closedThere is continuity across the switch when the door latch is in
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APPLICABILITY:This solution applies to all Freightliner Legacy Cascadia vehicles.ISSUE:This solution is being written to reduce the number of requests related to LED headlamp. This solution will address part numbers as well as compatibility.SOLUTION:The part numbers for the LED headlight assemblies are as follows: Left Headlight = TL 27601C and Right Headlight = TL 27
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Applicable Vehicles
EPA 2007 Cascadia
Symptoms
Odometer racks up mileage when the vehicle is stationary, and/or other gauge issues such as a fluctuating boost gauge or voltmeter.
Discussion
To understand this issue, some background is necessary. On EPA 2007 vehicles, the engine broadcasts data on both the J1587 and J1939 datalinks. ICUs on EPA 2007 vehicles receive data from the e
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Cascadia Parameter Description Decoder
Description (Parameter)
Description (Plain English)
10M
10mph Cutoff
10MP
10mph Cutoff
10MPH
10mph Cutoff
2CBL
Two Cables
56Ser
56 Series
5WHL
Fifth Wheel
A/A
air horn with horn request/air horn with foot switch
A/E
air horn with horn request/electric horn with foot switch
A/X
air horn with hor
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Applicable Vehicles
This solution applies to New Cascadia Vehicles.
Issue
In some cases after the Single SAM (SSAM) has been reprogrammed the “Park Brake Drag” message may appear in the ICUC for about 3 seconds, only after applying or releasing the park brake. This can happen if the programming for the “BSC Park Brake Drag” is not set correctly.
Solution
If
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Applicable Vehicles
This solution applies to all New Cascadia vehicles.
Symptoms:
ABS Lamp on and active fault codes SA11 SPN 520272 FMI 13 --EOL Parameter ESC-Function (Steering Ratio Parameters) - out of calibration.
Issue
The code SA11 SPN 520272 FMI 13 --EOL Parameter ESC-Function (Steering Ratio Parameters) - out of calibration, will be active if the steering ang
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Applicable Vehicles:
Applies to all New Cascadia (P4) vehicles built with Cummins engines and WABCO OnGuard.
Issue:
Interruption of the forward radar system results in loss of both standard and adaptive cruise functions. The OnGuard system will recover (self-heal), once the issue goes away, but the driver cannot get Adaptive Cruise Control functional until the ignition switch is cycled.
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General InformationNOTE: A Highline SAM Cab is required when adding auxiliary high beams (reference module 32A in PartsPro to determine if the vehicle was built with a Baseline or a Highline SAM Cab).
Fog LampsThe fog lamp option works only when the marker or low beam lamps are on. The fog lamp control is part of the headlamp switch and is turned on by pulling the headlamp switch outward. The fog
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Applicable Vehicles:
This solution applies to all New Cascadia vehicles built with a DD (Detroit Diesel) engine.
Symptoms:
The DD engine will shutdown after 45 min of idling, even when Idle shutdown is disabled.
Issue:
This is a new "feature" on all of the New Cascadia vehicles. It is called "inactive idle shutdown" and is present for fuel economy reasons. The feature
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Applicable Vehicles
Freightliner New Cascadia vehicles equipped with Holland air sliding 5th wheels (Family Data Code 578-A02) and frame rail web mounted ramps.
Build dates between 01/01/2019 and 07/01/2023
Symptoms
On certain tractor configuration vehicles, when the 5th wheel is slid aft, there is potential for the 5th wheel top plate to contact the 5th wheel ramps. This interference re
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