Date: 2005-11-03
Volvo Trucks
North America
NHTSA Action Number: PE05058
Components: STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS
Subject:
HOOD STRUT FAILURE
Opened From: 2005-11-03 - 2006-02-24
Summary
VOLVO REPORTED FOUR FIELD REPORTS AND 62 WARRANTY CLAIMS RELATED TO HOOD STRUT FAILURE ON THE SUBJECT TRUCK/TRACTORS. THE HOOD STRUTS ARE A SINGLE ACTING OIL SHOCK THAT CONTROLS THE RATE OF THE OPENING OF THE HOOD. THERE ARE TWO STRUTS ATTACHED TO THE HOOD ASSEMBLY, ONE ON EACH SIDE. ODI'S CONCERN WAS THAT A FAILED HOOD STRUT WOULD ALLOW THE HOOD TO DROP ON ONE SIDE, POSSIBLY INJURING SOMEONE WORKING ON THE ENGINE. IN EXAMINING THE LIFE CYCLE OF HOOD STRUTS IN BOTH TRUCK AND PASSENGER CAR APPLICATIONS, ODI FOUND THATALL HOOD STRUTS REQUIRE PERIODIC REPLACEMENT DUE TO NORMAL ?WEAR-OUT.?DURING THE INVESTIGATION, ODI DISCOVERED THAT WHEN THE STRUTS WERE REPLACED, THE PROBLEM STARTED TO OCCUR ON THE SUBJECT TRUCKS.THE FAILURES RESULTED FROM THE IMPROPER INSTALLATION OF THE HOOD STRUT.THIS FINDING WAS SUBSTANTIATED BY FLEETS CONTACTED FROM INFORMATION SUPPLIED BY VOLVO, AS WELL AS VISITS TO LOCAL DEALERS. DURING THISINVESTIGATION, ODI PERFORMED THE FOLLOWING ACTIONS:A.REVIEWED WARRANTY/ENGINEERING DATA PROVIDED BY VOLVO;B.CONTACTED THE TWO INITIAL COMPLAINANTS TO GATHER MOREINFORMATION;C.CONDUCTED FIELD TRIPS TO AREA DEALERS TO INSPECT SUBJECTVEHICLES;D.CONTACTED TWO FLEETS FROM OUTSIDE THE WASHINGTON D.C. AREA TO DISCUSS THEIR EXPERIENCE WITH THESE HOOD STRUTS;ANDE.REVIEWED THE APPROPRIATE SERVICE MANUALS.BASED ON THE DATA PROVIDED BY VOLVO AND THE INFORMATION GATHERED BY ODI, IT IS APPARENT THAT SOME DEALERS AND OWNERS MAY HAVE BEENINSTALLINGREPLACEMENT STRUTS INCORRECTLY.DEPENDING ON WHICH MODEL TRUCK IS BEING WORKED ON, THERE ARE TWO DISTINCT WAYS TO MOUNT THE REPLACEMENT STRUT TO THE FRAME RAILS.FLEETS CONTACTED DURING THIS INVESTIGATION REPORTED NO FURTHER ISSUES WITH THE STRUTS ONCE PROPER INSTALLATION INSTRUCTIONS WERE PROVIDED TO THEM FROM VOLVO. ODI HAS DISCUSSED THE MATTER WITH VOLVO AND THEY HAVE DECIDED TO REVISE THE SERVICE MANUALS FOR THESE TRUCKS TO INCLUDE PICTURES OF BOTH HOOD STRUT MOUNTING ARRANGEMENTS IN EVERY SERVICE MANUAL, REGARDLESS OF TRUCK MODEL.THEREFORE,IF SOMEONE WAS USING THE INCORRECT MANUAL, THEY WOULD STILL BE ABLE TO VIEWALL THE POSSIBLE STRUT MOUNTINGARRANGEMENTS, REGARDLESS OF MODEL.THIS INVESTIGATION IS CLOSED, AS A SAFETY RELATED DEFECT WITH THE HOOD STRUTS HAS NOT BEEN IDENTIFIED AT THIS TIME. FURTHER USE OF THE AGENCY?S RESOURCES ARE NOT CURRENTLY WARRANTED. THE CLOSING OF THIS INVESTIGATION DOES NOT CONSTITUTE A FINDING BY NHTSA THAT NO SAFETY-RELATED DEFECT EXISTS.THE AGENCY RESERVES THE RIGHT TO TAKE FURTHER ACTION ON THE VEHICLES IF WARRANTED BY NEW CIRCUMSTANCES.ODI WILL CONTINUE TO MONITOR FIELD REPORTS AND TAKE APPROPRIATE ACTION IF INDICATED.
Investigation Documents
For Latest Documents related to this Investigation, visit the NHTSA Website.
Click the (+) Plus Sign
Then click Associated Document(s).
- Formulated for engines with 75,000 miles or more, Valvoline...
- Delivers 20% better wear protection and 15% better sludge...
- Extra detergents safeguard against friction, corrosion and...
- Advanced friction-fighting additives help maximize...
- Provides performance benefits for high mileage, new and...
- Advanced protection against the four main causes of engine...
- Delivers 40% stronger wear protection than industry...
- Provides 15% better deposit defense vs. industry standards...
- Up to 2.5X better heat protection vs. industry standards to...
- Engineered for excellent low-temperature flow, reducing...
Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API
Search NHTSA Database for Recalls
Search NHTSA Database for (TSB's) Technical Service Bulletins
Technical Service Bulletins TSB's List
Previous Investigation | Next Investigation |
- OBD2 Bluetooth Scanner Lifetime Update: Ediag Elite offers revolutionary Advantage Lifetime Updates with unlimited access to the superior 15+ reset service, bidirectional testing and full system diagnostics.The Ediag Elite is an excellent Bluetooth OBD2 scanner diagnostic tool ideal for DIY's and private car owners.
- Bidirectional Control for Quickly Locating Problems: The Bidirectional Scan tool allows you to send commands directly from your smartphone to your vehicle for active testing. This feature helps to quickly narrow down problems such as air conditioning clutches, windows, doors, sunroofs, etc., reducing diagnostic time for mechanics and helping DIY users locate faults more easily. In addition, Ediag Elite provides fault analysis and repair guidance to help you solve problems efficiently.
- 15+ Maintenance Resets: The current version introduces 15+ popular special features: Oil Reset, Headlight Matching, Bleeding Reset, TPMS Reset, BMS Reset, Gear Box Relearn, EGR Learning, Throttle Learning, Injector Coding, SAS Reset and more special functions in system diagnose menu. These functions make it easy for owners to carry out the necessary maintenance and servicing, ensuring that your vehicle stays in top condition, prolonging its service life and preventing common problems and breakdowns. Note: The Special function vary by model& year, Reach us check compatibility.
- Wide Compatibility CANFD & FCA
Autoauth: Compatible with GM, Ford, Toyota, Chrysler, Honda, Mazda, Nissan, Mitsubishi, Hyundai, KIA with standard OBD2 port from 1996 to newer. More car brands and features will be released gradually. Newest Ediag Elite scanner supports CANFD Protocol and FCA cars. Note: Coverage may vary on different vehicle by model& year ,Please contact us to confirm compatibility before purchase. - Perfect for Monitoring The Health of Your Vehicle: Ediag Elite is designed to make vehicle maintenance simple and efficient. With intelligent AutoVIN quick recognition, it is easy to connect to your car without the need for manual input. Real-time data is visualized in a variety of formats, including graphs, numeric, meter displays and clear 4-in-1 data charts, allowing you to effortlessly monitor real-time performance. Data logging/reporting is available for playback and further analysis.
- No Annual Fees & 2026 Upgraded CAN FD: Why pay $199/year or more for updates? The 2026 newest Kingbolen K7 obd2 scanner features have been upgraded to Lifetime Updates without subscription fees, saving you significant costs in the long run. K7 scan tool also adds the CAN FD protocol for the latest GM models (2019+), enabling faster data transfer, reducing the risk of undetected errors
- 2026 Newest Top-tier Car Scanner: Kingbolen K7 diagnostic scan tool is equipped with most capabilities for daily repair/maintenance: Wireless diagnosis via Bluetooth, Bidirectional Test, ECU Online/Offline Code, 31+ Resets, PMI for Ford, Lincoln, Mazda, Global version for 100+ brand vehicles and 17 languages, no area limit, FCA AutoAuth
- OE-Level Full Systems Scan Tool: K7 professional diagnostic scanner with Auto Vin can do one-click to scan ECUs on most of vehicles, like pcm, ecm, eps, bcm, tpms, sas, a/c system... to read/clear code, view live data, freeze frame, read ecu info. 4-in-1 data stream graphics can make data viewing more intuitive. Detailed diagnostic reports will help you easily master the car situation as it can be shared by bluetooth or email! Adding workshop information can help your customers to know more
- Bidirectional Test/Active Test & ECU Code: Stop guessing and start fixing. Bidirectional scan tool Kingbolen K7 can perform real active test that can send commands to the vehicle's ECU to drive the actuators to work, like window, rear mirrors, sunroof, door, solenoids, wipers, headlamp, etc, helping you quickly find out bad parts and pinpoint faulty issues. K7 bidirectional scanner will be a good choice to save money and time on car repairs when performing complex maintenance and repair
- 31 Reset Functions: Avoid expensive dealership visits for simple services. Experience tells us that just a small repair service may cost a lot of money. Kingbolen K7 is a professional diagnostic scanner with 31 common maintenance services like Oil /SAS/EPB/TPMS Reset, Battery Matching, ABS Bleeding, Injector Code, etc. It effectively handles most of the car reset and relearning jobs, perfect for experienced DIYers and mechanics. Note: Functions in the menu vary across vehicles. Kindly check the compatibility before purchase
- 【Cost-effective Diagnostic Scan Tool】Lifetime updates without fee, No subscription fee required, No IP restrictions, Ediag Elite bluetooth scanner stands out. It can perform in-depth Full System diagnostics,15+ Reset Services, powerful Active Test, CANFD & FCA AutoAuth. Connect your phone via Bluetooth for diagnosis, providing a faster, smarter and smoother diagnostic experience. Easy to put in pocket, convenient to carry, keep track of the car's status anytime, anywhere. Best bang for your bucks.
- 【15+ Reset Service, Easy Problem Solving】 KINGBOLEN Ediag Elite obd2 scanner diagnostic scan tool comes with 15+ professional reset functions, including: Oil Reset, ABS Bleeding, Injector Code, SAS Reset, TPMS Reset, BMS Reset, AFS Reset, Sunroof Calibration, Brake Reset and more special functions in system diagnose menu. The ideal bluetooth scanner for mechanics and DIY enthusiasts, which can save unnecessary maintenance costs and significantly shorten repair time.
- 【Comprehensive Full Systems Diagnostic】 The Ediag Elite obd2 scanner bluetooth supports full system In-Depth diagnosis. It can read/clear fault codes, read real-time data/freeze frame, module information, and perform testing and reset functions for ECM, BCM, ABS, SRS, TPMS, TCM, BMS, SAS, A/C & RTM systems ect. It works with most car models after 1996, cover more than 150+ car brands. Supports 22 global languages for your convenience(EN, FR, ES, DE, IT, RU, PT, JP, TU...)
- 【Powerful Bidirectional Scan Tool & Active Test】 The obd2 code reader for Ediag Elite can perform real time active test that can send commands to the vehicle’s ECU to drive the actuators to work, such as turn on the radiator fan, modulate the throttle, open/close windows, etc. It can help you quickly find out the bad components and the cause of the fault, which can save you a lot of time. With BT 5.2 wireless connectivity, you can enjoy wireless diagnostics up to 33 feet.
- 【FCA AutoAuth & CANFD Compatibility】 Ediag Elite scan tool offers support with FCA Gateway Access, allowing you to perform protected functions on FCA vehicles, including Chrysler, Dodge, Jeep, Alfa Romeo, Fiat vehicles, etc.(Note:just allows you to access the FCA, but need to have your own FCA account) Supports the CAN-FD protocol, provide high-speed vehicle diagnostic communication and data transfer, working perfectly on GM vehicles produced after 2020, saving $100 to buy a CAN FD adapter.
Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API
This product presentation was made with AAWP plugin.