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December 9, 2021 NHTSA CAMPAIGN NUMBER: 21V956000
Fuel Tubes May Crack and Leak Fuel
A high pressure fuel leak in the presence of an ignition source can increase the risk of a fire.
NHTSA Campaign Number: 21V956
Manufacturer Autocar, LLC
Components FUEL SYSTEM, DIESEL
Potential Number of Units Affected 1,001
Summary
Autocar, LLC (Autocar) is recalling certain 2019-2022 Xpeditor and 2020-2022 Legend vehicles. The fuel tubes between the fuel rail and the injectors for cylinders four, five, and six may fatigue and crack, which can result in a high pressure fuel leak.
Remedy
Cummins will replace the fuel tubes, and install vibration isolators, free of charge. Interim owner notification letters explaining the safety risk were mailed January 28, 2022. Owner notification letters were mailed on March 11, 2022. Owners may contact Autocar customer service at 1-888-218-3611 or 1-877-976-3486. Autocar’s number for this recall is ACX-2108 DC-2105.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
New Vibration Isolators for High Pressure Injector Supply Lines
Chronology :
Autocar received notification from Cummins December 3, 2021. The following copied from Cummins 21E099:
19Apr2021 – Cummins received a Technical Service Request for a leaking fuel tube on an X12 engine.
19Apr-23Jul2021 – Cummins received additional reports of leaking fuel tubes on X12 engines and escalated the issue for further investigation.
23Jul2021 – Cummins initiated a Product Problem Solving (PPS)project to investigate the cause of the fuel tube leaks.
Aug-Oct2021 – Cummins continued to investigate this issue, including obtaining and analyzing parts from the field, conducting testing to understand the cause of the failures and evaluating potential corrective action. As part of the investigation, Cummins identified 29 warranty claims for fuel tube fuel leaks (not all of which had cracked tubes) with a date range of March 6, 2020 through September 22, 2021 (as of September 22, 2021).
19Oct2021 – Cummins investigated a September 2021 fire on a vehicle equipped with an X12 engine.
25Oct2021 – Cummins identified a leak of the #5 cylinder fuel tube as the cause of the fire.
28Oct2023 – Cummins completed a Product Safety Hazard Analysis.
1Nov-23Nov2021 –Cummins escalated the issue through its Product Safety Defect Board process.
23Nov2023 – Based upon the results of the investigation, the Cummins Product Safety Defect Board decided to conduct a safety campaign to address this condition. To date, there have been no reports of injuries due to this condition.
21E099 – Fuel Tubes May Crack and Leak Fuel – Cummins X12
7 Affected Products
Vehicles
MAKE | MODEL | YEAR |
AUTOCAR | LEGEND | 2020-2022 |
AUTOCAR | XPEDITOR | 2019-2022 |
9 Associated Documents
Remedy Instructions and TSB
RCRIT-21V956-4406.pdf 517.621KB
Recall Acknowledgement
RCAK-21V956-4921.pdf 692.715KB
Defect Notice 573 Report
RCLRPT-21V956-5554.PDF 216.834KB
Manufacturer Notices(to Dealers,etc)
ISSUED Interim Owner Notification Letter(Part 577)
RIONL-21V956-8119.pdf 133.667KB
Recall Quarterly Report #1, 2022-1
RCLQRT-21V956-3780.PDF 211.133KB
ISSUED Owner Notification Letter(Part 577)
RCONL-21V956-1041.pdf 135.702KB
Recall Quarterly Report #2, 2022-2
RCLQRT-21V956-6675.PDF 211.236KB
Recall Quarterly Report #3, 2022-3
RCLQRT-21V956-1065.PDF 211.323KB
Latest Recalls Documents
For the Latest and Most Recent Recalls Information Visit the link below…
https://www-odi.nhtsa.dot.gov/acms/cs/documentList.xhtml?docId=21V956&docType=RCL
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SEOCONTENT-START
C. January 28, 2022 I• 11II11111111 1I1 111111 1•1 11111111 I• 1111 111 I I I I 11 I I, I 11 I I I I 11 I, I, …. AUTO .. ALL FOR AADC 400 X12 Engines for NHTSA Recall 21 E-099: Engine Serial Number 75085736 75085767 75085901 75085929 Cummins Inc. Box 3005 Columbus, IN 47202-3005 USA Mail Code: 40911 Phone 1 800 CUMMINS care.cummins.com Vehicle Model 4700SF 4700SF 4700SF 4700SF Vehicle Identification Number 5KKMAVF 5KKMAVF 5KKMAVF 5KKMAVF Cummins Inc. Box 3005 Columbus, IN 47202 – 3005 USA Mail Code: 40911 Phone: 1 800 CUMMINS care cummins.com *** IMPORTANT SAFETY RECALL*** NHTSA Recall No. 21E-099 Cummins Campaign #C2532 INTERIM RECALL NOTIFICATION January 28, 2022 Dear Cummins Customer: This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Cummins Inc. has decided that a defect which relates to motor vehicle safety exists in certain Cummins X12 Engines that were manufactured between April 26, 2016 and November 1, 2021 and for installation in mixer, truck, coach, emergency vehicle, refuse truck, recreational vehicle and crane applications. This notice applies to the engines(s)/vehicles(s) listed on the enclosed table. WHAT IS THE PROBLEM? The fuel tubes between the fuel rail and the injectors for cylinders 4, 5 and 6 may be susceptible to cracking, resulting in a high pressure fuel leak. A high pressure fuel leak in the presence of an ignition source may increase the risk of a fire. WHAT ARE WE DOING ABOUT THE PROBLEM? Cummins is currently developing the permanent remedy for this issue. You will receive a second notification to inform you when the final remedy is available and to provide instructions to schedule the recall for your engine. WHAT SHOULD YOU DO? In the meantime, Cummins advises you to periodically check the injector fuel tubes for signs of leaking and to seek repairs if leaks are identified. If a leak occurs, the operator may smell diesel fuel or observe a mist. WHO SHOULD YOU CONTACT IF YOU HAVE FURTHER QUESTIONS OR CONCERNS? If you have questions or concerns about this recall, please contact your local Cummins Distributor or authorized warranty dealer. You may also contact Cummins Care at 1-800- CUMMINS (1-800- 286-6467), or visit our website at care.cummins.com. C. Cummins Inc. Box 3005 Columbus, IN 47202 – 3005 USA Mail Code: 40911 Phone: 1 800 CUMMINS care cummins.com If you have a complaint relative to this recall, you may report it to the following: Administrator National Highway Traffic Safety Administration 1200 New Jersey Avenue, SE Washington, DC 20590 You may also call the toll-free Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153); or go to http://www.safercar.gov. If you have not registered your Cummins product, please complete the enclosed registration card or register your product at https://prodreg.cummins.com/prodreg/#/webform/contactInfo. If you are no longer the owner of the engines(s) listed on the enclosed table, please forward this notice to the new owner or provide the new owner’s contact information to Cummins so that we can notify them of this recall. Federal law requires vehicle lessors receiving this recall notice to forward a copy of this notice to the lessee within ten (10) days. Also, it is a violation of Federal law for a dealer to deliver a new vehicle or equipment covered by this recall notice under a sale or lease until the defect has been remedied. Cummins is taking this action in the interest of your safety and satisfaction with our products. We apologize for any inconvenience and thank you for your attention to this matter. Sincerely, Campaign Administrator Cummins Inc. C.
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12/13/21, 3:06 PM New Vibration Isolators for High Pressure Injector Supply Lines https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2021/tsb210271.html 1/3 Technical Service Bulletin Technical Service Bulletin : TSB210271 Released Date : 09-Dec-2021 New Vibration Isolators for High Pressure Injector Supply Lines New Vibration Isolators for High Pressure InjectorSupply Lines Warranty Statement Contents Product Affected X12 CM2350 X119B X12 CM2450 X137B Description of Change Vibration isolators have been added to the high pressure injector supply lines on the cylindernumbers 4, 5, and 6 only . The vibration isolators are supplied as part of a kit that also contains the high pressure injectorsupply line. Vibration isolators will be offered for sale individually, however, the high pressure injectorsupply lines will only be sold in the corresponding kit. Reason for Change The addition of vibration isolators will reduce the dynamic stress on the high pressure injectorsupply lines. Service Instructions If existing high pressure injector supply line is replaced, use the new kit containing the line andthe vibration isolator. See corresponding Service Manual. Reference Procedure 006-051 inSection 6. New vibration isolator must be installed with a new high pressure injector supply line. If an existing vibration isolator has been lost or damaged, replace with a new vibration isolator.See corresponding Service Manual. Reference Procedure 006-051 in Section 6. The high pressure injector supply line and the vibration isolator are not assembled inside thekit. Verify the vibration isolators are installed. See corresponding Service Manual. Reference The information in this document has no effect on present warranty coverage or repair practices,nor does it authorize TRP or Campaign actions. 12/13/21, 3:06 PM New Vibration Isolators for High Pressure Injector Supply Lines https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2021/tsb210271.html 2/3 Procedure 006-051 in Section 6. Figure 1, Installed Vibration Isolators on the High Pressure Injector Supply Lines. Service Parts Availability Service parts are available. See Table 1 for part numbers. Table 1, Service Parts Part Description Part Number Replaced Part Number to Order High pressure Injector SupplyLine 5536516 6303156 Isolator 4390620 4390620 Publications Affected Table 2, Publications Affected Manual Type Engine BulletinNumber ProcedureTitle Procedure Section 12/13/21, 3:06 PM New Vibration Isolators for High Pressure Injector Supply Lines https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2021/tsb210271.html 3/3 Table 2, Publications Affected Manual Type Engine BulletinNumber ProcedureTitle Procedure Section ServiceManual X12 CM2350X119B 5467515 InjectorSupply Lines(HighPressure) Refer toProcedure006-051 (/qs3/pubsys 2/xml/en/proc edures/517/5 17-006- 051.html) 6 ServiceManual X12 CM2350X137B 5659705 InjectorSupply Lines(HighPressure) Refer toProcedure006-051 (/qs3/pubsys 2/xml/en/proc edures/674/6 74-006- 051.html) 6 Document History Last Modified: 09-Dec-2021 Date Details 2021-12-9 Module Created
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C. March 11 , 2022 *** IMPORTANT SAFETY RECALL*** NHTSA Recall No. 21 E-099 Cummins Campaign #C2532 I• 11II11111111 1I1 111111 1•1 11111111 I• 1111 111 I I I I 11 I I, I 11 I I I I 11 I, I, X12 Engines for NHTSA Recall 21 E-099: Engine Serial Number Vehicle Model Vehicle Identification Number (VIN) —-1£:——-11—r———,1:— Cummins Inc. Box 3005 Columbus, IN 47202-3005 USA Mail Code: 40911 Phone 1 800 CUMMINS care.cummins.com Cummins Inc. Box 3005 Columbus, IN 47202 – 3005 USA Mail Code: 40911 Phone: 1 800 CUMMINS care cummins.com *** IMPORTANT SAFETY RECALL*** NHTSA Recall No. 21E-099 Cummins Campaign #C2532 March 11, 2022 Dear Cummins Customer: This notice is sent to you in accordance with the requirements of the National Traffic and Motor Vehicle Safety Act. Cummins Inc. has decided that a defect which relates to motor vehicle safety exists in certain Cummins X12 Engines that were manufactured between April 26, 2016 and November 1, 2021 and for installation in mixer, truck, coach, emergency vehicle, refuse truck, recreational vehicle and crane applications. This notice applies to the engines(s)/vehicles(s) listed on the enclosed table. You previously received a letter informing you of this recall and advising you that Cummins was developing a remedy. A remedy is now available for your engine/vehicle. WHAT IS THE PROBLEM? The fuel tubes between the fuel rail and the injectors for cylinders 4, 5 and 6 may be susceptible to cracking, resulting in a high pressure fuel leak. A high pressure fuel leak in the presence of an ignition source may increase the risk of a fire. WHAT ARE WE DOING ABOUT THE PROBLEM? Cummins has released field Safety Campaign #C2532, X12 CM2350 X119B and X12 CM2450 X137B Fuel Injector Supply Line Safety Campaign to correct this condition by replacing the fuel tubes with new fuel tubes and installing vibration isolators for cylinders 4,5 and 6. This campaign is currently available at Cummins Distributors and authorized Warranty dealers. The repair will be completed free of charge and most applications will require approximately 2 hours to complete. WHAT SHOULD YOU DO? Contact the nearest Cummins Distributor or authorized Warranty Dealer to arrange to have this campaign performed on your engine. The distributor or dealer will work with you to schedule the best date to complete the repair. In the meantime, Cummins advises you to periodically check the injector fuel tubes for signs of leaking and to seek repairs if leaks are identified. If a leak occurs, the operator may smell diesel fuel or observe a mist. C Cummins Inc. Box 3005 Columbus, IN 47202 – 3005 USA Mail Code: 40911 Phone: 1 800 CUMMINS care cummins.com WHO SHOULD YOU CONTACT IF YOU HAVE FURTHER QUESTIONS OR CONCERNS? If you have questions or concerns about this recall, please contact your local Cummins Distributor or authorized warranty dealer. You may also contact Cummins Care at 1-800- CUMMINS (1-800-286-6467), or visit our website at care.cummins.com. If you have a complaint relative to this recall, you may report it to the following: Administrator National Highway Traffic Safety Administration 1200 New Jersey Avenue, SE Washington, DC 20590 You may also call the toll-free Vehicle Safety Hotline at 1-888-327-4236 (TTY: 1-800-424-9153); or go to http://www.safercar.gov. If you have not registered your Cummins product, please complete the enclosed registration card or register your product at https://prodreg.cummins.com/prodreg/#/webform/contactInfo. If you are no longer the owner of the generators(s) listed on the enclosed table, please forward this notice to the new owner or provide the new owner’s contact information to Cummins so that we can notify them of this recall. Federal law requires vehicle lessors receiving this recall notice to forward a copy of this notice to the lessee within ten (10) days. Also, it is a violation of Federal law for a dealer to deliver a new vehicle or equipment covered by this recall notice under a sale or lease until the defect has been remedied. Cummins is taking this action in the interest of your safety and satisfaction with our products. We apologize for any inconvenience and thank you for your attention to this matter. Sincerely, Campaign Administrator Cummins Inc. C.
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1/14/22, 9:02 AM Interim Notification Regarding Pending Safety Campaign C2532 to Address a Concern with the Fuel Injector Supply Line on certai… https://quickserve.cummins.com/qs3/pubsys2/xml/en/memo/2022/m2201.html 1/2 Warranty Memo Number : m2201 Revision : Released Date : 13-Jan-2022 Interim Notification Regarding Pending SafetyCampaign C2532 to Address a Concern with the FuelInjector Supply Line on certain X12 Engines Expiration Date (U.S. andCanada) : 13-Jan-2023 Expiration Date(International) : 13-Jan-2023 Attention Purpose Discussion Action The purpose of this memo is to notify repair locations that Cummins Inc. is initiating interim enduser notification mailings regarding a safety defect on certain X12 engines. Cummins Inc. has decided that a defect which relates to safety exists in certain X12 CM2350X119B engines that were manufactured between April 26, 2016 and October 11, 2021 and certainX12 CM2450 X137B engines that were manufactured between August 27, 2019 and November 1,2021. The fuel tubes between the fuel rail and the injector for cylinders 4, 5 and 6 may besusceptible to cracking, resulting in a high-pressure fuel leak. A high-pressure fuel leak in thepresence of an ignition source may increase the risk of a fire. Cummins has notified affectedOriginal Equipment Manufacturers to which these engines have been shipped and has filed aDefect Notification with the U.S. National Highway Traffic Safety Administration for applicableengines. NHTSA has assigned this recall number 21E-099. The Safety Campaign is beingfinalized; it is currently expected to be published on QuickServe Online on or about February 17,2022 when the parts are expected to be available. Campaign Number C2532 will apply to thisSafety Campaign. Until the Safety Campaign is available, for affected units that develop a leak, replace the fuel lineper service procedure in the associated service manual and refer to TSB210271 for informationregarding vibration isolator installation. For units that are not leaking, distributors and dealers must 1/14/22, 9:02 AM Interim Notification Regarding Pending Safety Campaign C2532 to Address a Concern with the Fuel Injector Supply Line on certai… https://quickserve.cummins.com/qs3/pubsys2/xml/en/memo/2022/m2201.html 2/2 Engine Family Fuel System All All Design Application Market Application All All Document History Last Modified: 13-Jan-2022 wait until the appropriate Safety Campaigns are published on QSOL to schedule any repairs.Cummins expects to begin notifying owners on January 28, 2022 with interim letters informingthem that the safety defect exists and that they will receive another notice when the repair isavailable. Cummins is advising customers to check for leaks in accordance with the dailymaintenance schedule outlined in the appropriate Engine Owner’s Manual and seek repairs ifleaks are identified. If a leak occurs, the operator may see or smell diesel fuel. A secondnotification will be sent to end users to inform them when the final remedy is available and provideinstructions to schedule the recall for their engine. The second notifications are expected to mailduring 1 Quarter of 2022. Customers and repair locations with questions may contact CumminsCare at 1-800-CUMMINS (1-800-286-6467). st Date Details 2022-1-13 Document Created
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OMB Control No.: 2127-0004 Part 573 Safety Recall Report 21V-956 The information contained in this report was submitted pursuant to 49 CFR §573 Manufacturer Name : Autocar, LLC Submission Date : DEC 09, 2021 NHTSA Recall No. : 21V-956 Manufacturer Recall No. : ACX-2108 DC-2105 Manufacturer Information : Manufacturer Name : Autocar, LLC Address : 551 S WASHINGTON STREET HAGERSTOWN IN 47346 Company phone : 7654895499 Population : Number of potentially involved : 1,001 Estimated percentage with defect : 100 % Vehicle Information : Vehicle 1 : 2019-2022 Autocar Xpeditor Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL Descriptive Information : All Autocar units equipped with the suspect engines are included in this filing. The following copied from Cummins 21E099: These engines are equipped with High Pressure Common Rail fuel systems and sold for installation in mixer, truck, coach, emergency vehicle, refuse truck, recreational vehicle and crane applications. The recall consists of the entire population of engines equipped with a certain Injector Fuel Supply Tube (fuel tube) prior to the implementation of corrective action. Production Dates : JUL 17, 2018 – SEP 08, 2021 VIN Range 1 : Begin : 5VCACLEFXKC228232 End : 5VCACLEF5NC237750 ✔ Not sequential Vehicle 2 : 2020-2022 Autocar Legend Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : DIESEL Descriptive Information : All Autocar units equipped with the suspect engines are included in this filing. The following copied from Cummins 21E099: These engines are equipped with High Pressure Common Rail fuel systems and sold for installation in mixer, truck, coach, emergency vehicle, refuse truck, recreational vehicle and crane applications. The recall consists of the entire population of engines equipped with a certain Injector Fuel Supply Tube (fuel tube) prior to the implementation of corrective action. Production Dates : AUG 20, 2019 – AUG 17, 2021 VIN Range 1 : Begin : 5VCCCLEG6LC231616 End : 5VCCCLEJ5NC237793 ✔ Not sequential Part 573 Safety Recall Report 21V-956 Page 2 The information contained in this report was submitted pursuant to 49 CFR §573 Description of Defect : Description of the Defect : Copied from Cummins 21E099: The fuel tubes between the fuel rail and the injector for cylinders 4, 5 and 6 may be susceptible to cracking, resulting in a high pressure fuel leak. FMVSS 1 : NR FMVSS 2 : NR Description of the Safety Risk : Copied from Cummins 21E099: A high pressure fuel leak in the presence of an ignition source may increase the risk of a fire. Description of the Cause : Copied from Cummins 21E099: The subject fuel tubes (for cylinders 4, 5 and 6) are susceptible to cracking due to metal fatigue failure resulting from a combination of vibration strain, assembly strain and material strength. Identification of Any Warning that can Occur : Copied from Cummins 21E099: Fuel leaks may be detected during maintenance. An operator may smell fuel or observe a mist due to the fuel leak. Involved Components : Component Name 1 : Injector Fuel Supply Tube Component Description : Fuel tube between fuel rail and fuel injector Component Part Number : Cummins Part Number 5536516 Component Name 2 : Injector Fuel Supply Tube Component Description : Fuel tube between fuel rail and fuel injector Component Part Number : Cummins Part Number 5486389 Component Name 3 : Injector Fuel Supply Tube Component Description : Fuel tube between fuel rail and fuel injector Component Part Number : Cummins Part Number 3695190 Supplier Identification : Component Manufacturer Name : Cummins Inc. Address : Box 3005 Mail Code 41303 Part 573 Safety Recall Report 21V-956 Page 3 The information contained in this report was submitted pursuant to 49 CFR §573 Columbus Indiana 41303 Country : United States Chronology : Autocar received notification from Cummins December 3, 2021. The following copied from Cummins 21E099: 19Apr2021 – Cummins received a Technical Service Request for a leaking fuel tube on an X12 engine. 19Apr-23Jul2021 – Cummins received additional reports of leaking fuel tubes on X12 engines and escalated the issue for further investigation. 23Jul2021 – Cummins initiated a Product Problem Solving (PPS)project to investigate the cause of the fuel tube leaks. Aug-Oct2021 – Cummins continued to investigate this issue, including obtaining and analyzing parts from the field, conducting testing to understand the cause of the failures and evaluating potential corrective action. As part of the investigation, Cummins identified 29 warranty claims for fuel tube fuel leaks (not all of which had cracked tubes) with a date range of March 6, 2020 through September 22, 2021 (as of September 22, 2021). 19Oct2021 – Cummins investigated a September 2021 fire on a vehicle equipped with an X12 engine. 25Oct2021 – Cummins identified a leak of the #5 cylinder fuel tube as the cause of the fire. 28Oct2023 – Cummins completed a Product Safety Hazard Analysis. 1Nov-23Nov2021 –Cummins escalated the issue through its Product Safety Defect Board process. 23Nov2023 – Based upon the results of the investigation, the Cummins Product Safety Defect Board decided to conduct a safety campaign to address this condition. To date, there have been no reports of injuries due to this condition. Description of Remedy : Description of Remedy Program : Copied from Cummins 21E099: The subject fuel tubes for cylinders 4, 5 and 6 (the rear half of the engine) will be replaced with new fuel tubes (having the same part number as the recalled components) and vibration isolators will be added to the fuel tubes. A recall-specific reimbursement plan will be provided on the Recall Portal for those units not covered by the manufacturer’s limited warranty. How Remedy Component Differs from Recalled Component : Copied from Cummins 21E099: The replacement fuel tubes will also have vibration isolators. The fuel tube and vibration isolator combination will have a new part number. Identify How/When Recall Condition was Corrected in Production : Copied From Cummins 21E099: The injector alignment to the cylinder head was improved by implementing an improved alignment fixture during engine assembly and vibration isolators were added to the fuel tubes during engine assembly on November 2, 2021. Recall Schedule : Description of Recall Schedule : The owner and dealer notifications will begin no later than February 7, 2022 and end February 8, 2022. Planned Dealer Notification Date : FEB 07, 2022 – FEB 08, 2022 Planned Owner Notification Date : FEB 07, 2022 – FEB 08, 2022 Part 573 Safety Recall Report 21V-956 Page 4 The information contained in this report was submitted pursuant to 49 CFR §573 * NR – Not Reported
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