46-003

10/31/23, 11:51 AM
Vehicle Service Bulletin
46-003: 579EV and 520EV Battery-Electric Vehicle R5 Software System
Operation Impact
10/31/2023
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46-003
579EV and 520EV Battery-Electric Vehicle R5 Software System Operation Impact
Subject
579EV and 520EV Battery-Electric Vehicle R5 Software System Operation Impact
Whats New Abstract
A software fix for model 520EV that are not equipped with ESP (Stability Control) is now available. The currently available software, part number:
SCM_1p5_BC_R5p00_003, will address issues caused by software version R5.00_002 that affect Peterbilt Model 520EV. The software update will correct
the following issues: 1.) Power gauge displays axle RPM instead of power draw, 2.) Air conditioning compressor is inoperative below 10 mph (16 kph) and
over 40 mph (65 kph), 3.) Low air and low coolant audible alarms (buzzers) are inoperative below 10 mph (16 kph), and 4.) (520EV Only) Does not charge
without ignition in on position,
This fix only applies to model 520EV that are not equipped with ESP (Stability Control).
Software update is not currently available for 520EV that are equipped with ESP.
Revision
10/31/23 – Bulletin updated to inform dealers that software fix is now available for Peterbilt model 520EV that are not equipped with ESP. 520EV specific
failure mode added to Introduction section (#4) (520EV Only) Does not charge without ignition in on position. Updated warranty section to include quick
claim for 520EV software update. Added 520EV chassis population to Chassis Affected section. Campaign expiration date updated from 08/01/24 to
11/01/24
08/01/23 – Bulletin has been updated to inform dealers that a fix is available to correct issues caused by the BEV2 R5.00_002 update related to safety
recall 23PBA. Repair procedures and warranty claim instructions have been added. Repairs for model 520EV will be available at a future date.
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Condition
N OT E
There is currently a repair procedure
available for model 579EV and 520EV that
will address issues caused by the previous
BEV2 R5.00_002 software update shown
below.
For 579EV only -This repair involves
replacement of the Bendix ABS ECU with an
updated version and a software update to
R5.00_003.
Bendix ABS control unit replacement is not
necessary for 520EV that are not equipped
with ESP.
520EV without ESP will only receive a
software update to R5.00_003 – (software
part number: SCM_1p5_BC_R5p00_003.)
Software update is not currently available
for 520EV that are equipped with ESP
(Stability Control).
With Battery-Electric vehicle software R5.00_002, the vehicle may experience the following issues:
1. The power gauge displays axle RPM instead of power draw. This is not an accurate representation of power draw and could lead to incorrect
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Vehicle Service Bulletin
estimations of power usage.
All other gauges will continue to operate normally.
2. Air conditioning compressor is inoperative below 10 mph (16 kph) and over 40 mph (65 kph)
The HVAC blower, heater, and defroster will operate normally to keep the windshield clear.
3. Low air and low coolant audible alarms (buzzers) are inoperative below 10 mph (16 kph).
Visual low air and low coolant warnings will operate normally to warn the driver of low air pressure and low coolant levels.
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Vehicle Service Bulletin
4. (520EV Only) Does not charge without ignition in on position.
Chassis Affected
44 – Model Year 2022 and 2023 579EV Battery-Electric Vehicles with Meritor Drive axles and R5.00_002 software.
13 – (13 US and 0 Canada) Model Year 2021 – 2024 520EV Battery-Electric Vehicles not equipped with ESP (Stability Control), with Meritor Drive axles, and
R5.00_002 software
Action
Campaign
1. Service all chassis affected that enter your dealership, even if the customer has no issue with the chassis. This campaign can be performed at any time
convenient for the customer (for example: during next scheduled maintenance interval).
2. Review the attached chassis list for your dealer code and schedule your customer(s) for service if their chassis is on the list. Review SIR for “Complete”
next to the 46003 campaign code prior to performing this repair.
3. Follow the repair procedures in the Procedures section below.
N OT E
You must have EV Meritor Blue Horizon Diagnostic
Software to perform necessary updates.
If you do not currently have this software, it can be
purchased at the following link:
https://meritor.snapon.com/Shopping/Catalog.aspx
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Vehicle Service Bulletin
Warranty
For repairs completed by 11/01/2024, Peterbilt will pay for parts at dealer net plus applicable mark-up and labor.
NOTE
An update to the 579EV repair procedures
implemented on 08/01/2023 has resulted in
changes to standard repair times.
FOR 579EV REPAIRS PERFORMED BEFORE 08/01/2023:
0.8 hours to open TCS 365 case, Meritor OnTrac case, update ECU to R5.3, and remove and replace Bendix ABS ECU per previous procedures. Use
quick claim code 46003A. This claim MUST include a Meritor OnTrac claim number. See Meritor Warranty Requirements for more information.
FOR 579EV REPAIRS PERFORMED ON OR AFTER 08/01/2023:
1.5 hours to open TCS 365 case, Meritor OnTrac case, update ECU to R5.3, and remove, replace Bendix ABS ECU, calibrate yaw rate, lateral
acceleration, and steering angle sensors, and perform test drive to verify repair per attached procedures. Use quick claim code 46003B. This claim
MUST include a Meritor OnTrac claim number. See Meritor Warranty Requirements for more information.
FOR 520EV REPAIRS PERFORMED ON OR AFTER 10/31/23:
0.5 hours to open TCS 365 case, Meritor OnTrac case, and update SCM to R5.00_003 use quick claim code 46003C. This claim MUST include a
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Meritor OnTrac claim number. See Meritor filing requirements Meritor Warranty Claim Instructions for more information.
For extraordinary circumstances please use code 46003, add from “Recommended Repairs”, and then select the gear icon to edit Parts/Labor/Misc.
File a claim in PRWS by selecting the appropriate item under 'Recommended Repairs.
File the claim within 7 days in accordance with Warranty Policy.
Take-Off Parts Disposition: Scrap take-off parts 30 days after claim is paid.
​PRWS CLAIM CODING ​​​
Campaign
​46003
Code:
​ ampaign
C
Type:
F​ ield
Repair
​ laim
C
​Truck
Category:
​Repair Type: ​Proactive
Customer
Concern ​293
Code:
​Causal Code: 33
Corrective
Action
​23
Code:
​ esponsibility
R
SUPPLIER
Code:
Failure
048-001​Causal Part:
Location: 001
Q436094-001
Supplier
Code:
B46-33B
1.0 hours
579EV
ONLY Remove
and
replace
Bendix
ABS ECU,
relearn
sensors,
and test
17114EV ​SRT Code:
– Meritor
(Software
Update
Only)
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Vehicle Service Bulletin
drive.
Repairs
performed
on or
after
08/01/23
B46-03A
0.5 hours
Open TCS
365 case,
Meritor
OnTrac
case, and
program
the ECU.
B46-33C
0.3 hours
579EV
Only Remove
and
replace
Bendix
ABS ECU.
Repairs
performed
before
08/01/23
Parts
ABS Control Module is only for 579EV. 520EV not equipped with ESP (Stability Control) do not require replacement of this module.
Before ordering from PACCAR Parts, please have the following:
Year/Make/Model,
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Full VIN
ECU requires programmed PAR file from PACCAR Parts ordered through truck down and it is not returnable.
​Quantity
​Part Number
​Part Description
1​
K271852SC000BXW
ABS Control
Module (579EV)
Background
There is currently a repair procedure available for models 579EV AND 520EV not equipped with ESP (Stability Control) that will address issues caused by
the previous BEV2 R5.00_002 software update.
For 579EV ONLY - The repair involves replacement of the Bendix ABS control unit with an updated version and a software update to R5.00_003.
Bendix ABS control unit replacement is not necessary for 520EV not equipped with ESP (Stability Control). 520EV without ESP will only receive a
software update to R5.00_003 – (software part number: SCM_1p5_BC_R5p00_003.)
Software update is not currently available for 520EV equipped with ESP (Stability Control).
Procedure
Please follow your dealership's safety procedures and precautions to ensure the vehicle can be safely repaired and maintained.
There is currently a repair procedure available for models 579EV AND 520EV not equipped with ESP (Stability Control) that will address
issues caused by the previous BEV2 R5.00_002 software update shown below.
For 579EV ONLY - The repair involves replacement of the Bendix ABS control unit with an updated version and a software update to R5.00_003.
Bendix ABS control unit replacement is not necessary for 520EV not equipped with ESP (Stability Control). 520EV without ESP will only
receive a software update to R5.00_003 – (software part number: SCM_1p5_BC_R5p00_003.)
Software update is not currently available for 520EV equipped with ESP (Stability Control).
See the appropriate Repair Procedures in Links section.
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Attachments
46-003 579EV Repair Procedures
46-003 520EV Repair Procedures
46-003 579EV Chassis List
46-003 520EV Chassis List
46-003 520EV US Customer Letter
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CAMPAIGN LETTER
This notice applies to your vehicle(s): {VIN} {VINs listed on the back of this page}
Subject: Field Repair Notice – 46-003 – Battery-Electric Vehicle R5.3 Software Update
EXPIRATION DATE: 11/01/2024
Dear Peterbilt Customer,
Peterbilt Motors Company is pleased to inform you that a software update is now available to improve the
operation of the BEV power gauge, air conditioner, charging with key in off position, and low air and low coolant
audible alarms that were caused by the BEV2 R5.2 software update that was part of Safety Recall 23PBA.
The problem is…
The BEV2 R5.2 software update related to Safety Recall 23PBA caused
incorrect operation of the BEV power gauge, air conditioner, inability to
charge without key in on position, and low air and low coolant audible
alarms.
What your dealer will do…
Perform a software update to correct all issues listed above.
What you must do …
Please contact your dealer as soon as possible to schedule an
appointment.
Peterbilt Motors Company has initiated this notice to remedy these issues at no charge to you. Please contact a
Peterbilt dealership to schedule an appointment for this improvement. To find your Peterbilt dealer, please visit
the Dealer Locator at www.Peterbilt.com or scan the QR code. When contacting your Peterbilt dealer, refer to
campaign 46-003 and the VIN(s) listed in this letter. The work for this improvement will take approximately 1 hour
of labor depending on vehicle configuration and dealer scheduling.
If you require further information about this recall or experience any difficulty in making arrangements for this
repair, please contact the Peterbilt Customer Experience Department at [email protected]
If you no longer own this vehicle, we would appreciate your advising us of the new owner if you know their name.
Please send all known ownership and address changes to [email protected].
We apologize for any inconvenience this campaign may cause and thank you for your participation in helping
Peterbilt provide the highest levels of customer satisfaction and service expertise. We value your business and
appreciate your ongoing loyalty to Peterbilt and its dealer network. Industry-leading quality, performance and
reliability are hallmarks of Peterbilt products, and we thank you for making Peterbilt your truck of choice.
Sincerely,
Michelle Ponsonby
Director of Customer Experience
Peterbilt Motors Company