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The Best J1939 Scan Tool of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best J1939 Scan Tool of 2022. Check our ranking below.

2,359 Reviews Scanned

Rank No. #1
KZYEE KC601 Heavy Duty Scan Tool, Diesel Truck Diagnostic Scanner Transmission DPF Code Reader and Eraser with Live Data/ECU Info for J1587/J1708 J1939 Trucks
  • ❶【What is the KC601】 It is the latest portable vehicle heavy duty code reader. You can use it to quickly and efficiently read DTCs in the vehicle's electrical control system, diagnose the fault location and find out the cause of the fault. Good for all auto repair shops to read and clear fault codes and read live data.
  • ❷【Powerful Functions】KC601 scanner is able to read and clear fault codes of all major systems, including engine, transmission, ABS, and supports checking body, chassis, cruise, instrument cluster, gateway and other control modules. Equipped with a standard OBDII diagnostic jack, allowing you to diagnose DTCs in your vehicle's electrical control system anytime, anywhere.
  • ❸【Unmatched Compatibility】KZYEE's KC601 diagnostic scanner supports heavy-duty vehicles in compliance with standard protocols (J1939 or J1587/J1708). Covers most ECU such as Cummins, Freightliner, International, Kenworth, Mack, VOLVO, etc. Power is supplied directly from the vehicle. Included are both a 6-pin and 9-pin cable for maximum vehicle compatibility and a micro USB cable for internet update.
  • ❹【User-friendly design】The 2.8-inch, 320*240 LED display meets the operating habits of each user. The well-designed appearance, menu and functions of the products support the all-in-one function of OBD/EOBD vehicles, multi-language and LED -guided operation. Easy operation and high practicability
  • ❺【100% Satisfactory Service】What you get ➤KZYEE KC601 high performance code reader, user manual, USB cable, storage bag, OBDII cable and diesel-6 and diesel-9 cable. KZYEE offers 30 days return policy & 1 years warranty & lifetime technical support & friendly customer service.
Rank No. #2
Diesel Laptops Nexiq USB Link 3 Wired Edition with Repair Information & Diagnostic Software
  • 12 Month Warranty
  • Includes 9-pin, OBDII, & 6-pin connectors
  • Includes 90-days of Diesel Repair Professional Subscription. Fault codes troubleshooting trees, wiring diagrams, labor time guides, & much more.
  • Includes Diesel Explorer - View & Clear fault codes, view live data, download ECM reports, & more.
  • Wired Edition (No Bluetooth or Wifi)
Rank No. #3
【2023 New】 Launch X431 PRO3S+HDIII,Diesel&Gasoline Bidirectional Diagnostic Scan Tool,Cars&Heavy Duty Trucks All Systems Scanner,Topology Mapping,Key Program,ECU Coding,60+Service,AutoAuth FCA SGW
  • 🏆【2023 NEWEST LAUNCH FIRST Advanced Scan Tool Compatible With 12V And 24V Vehicles】Design for Passenger&Commercial Vehicles 2in1:The 1st ALL-IN-ONE scanner from LAUNCH ,work for Cars/Trucks/buses/trailers/excavators/diesel engine/construction machinery/ /pick-up/etc.【AutoAuth for FCA SGW】Support Chrysler,Dodge,Jeep,Alfa Romeo and Fiat after 2017【2022 OE-Level features】Guiding Functions,Variant Coding with Benz,Modification for BMW,Offline Coding,Customization,Personalization,Online Calibration.
  • 🚗【Over 60 Service Reset Functions + Bi-Directional + ECU Coding + Adaptation + Intialization + Matching】LAUNCH X431 PRO3S+ HDIII can send commands to the system/component to test their working status for Active Test. Beside,this scan tool can also support ECU Coding, Key programming, Adaptation, Matching, 60+ reset service functions like SAS/EPB/TPMS/DPF/IMMO/Oil/Brake/GEARBOX Reset, ABS Bleed, Injector coding, etc... Powerful dealership level Functions can fully meet your needs.
  • 👍【2023 BEST Advanced Hardware & All Systems Diagnosis+Topology Display 】LAUNCH X431 PRO3S+ HDIII automotive scanner equipped with Android 9.0 operating system, 10.1-inch HD IPS(1920*1200) touchscreen, 7000mAh rechargeable battery (up to 12+ hours battery life), 3+32G memory(support 128G Expand memory). Support All systems Diagnostic including ENG, AT, ECM, TCM, ABS, SRS, BCM, IMMO, BMS, TPMS, SAS, Fuel System, Light System and A/C system,more.Topology Mapping shows the normal, faulty and not equipped system by diagnosing the whole system.
  • 🚛【Wider Vehicle Coverage of 12V & 24V Vehicles + 24 Languages】LAUNCH X431 PRO3S+ HDIII automotive scanner is ALL-IN-ONE Scan Tool for 12V cars and 24V Heavy-duty trucks which provide the most extensive multi-brand coverage and comprehensive diagnostics for you. Passenger vehicles:Cars, SUV, MPV, Pickup truck; Commercial vehicles:Heavy Duty Truck, Passenger Bus, Excavator, Tractor, Recreational Vehicle. 24 Language: English,French,Spanish,German,Russian,Japanese,Portuguese,Italian,Polish,more.
  • 🔥【User Friendly, Easy To Use】LAUNCH X431 PRO3S+ HDIII supports One-Click Auto VIN Detect, One-Click WiFi Update, One-Click Generate Graph. In addition, this LAUNCH scan tool also support remote diagnostic, diagnostic feedback and respond, Live data graphing, data Stream record and playback, Generate Health Report (Share & Print). Bring you a more convenient and comfortable experience to a large extent.
Rank No. #4
Autel Maxisys CV MS908CV, 2023 Heavy Duty Truck Scanner, Semi Truck Tool with J2534 ECU Programming, Coding, Active Test, 25 Special Services, 23 Adaption Functions, Bluetooth Diesel Diagnostic Tool
  • 【2023 Designed for CV】Autel MaxiSYS MS908CV is a professional scanner for commercial cars like light/medium/heavy-duty trucks and passenger cars. The extensive vehicle coverage of 150+ makes, bring you more clients. MS908CV shares the same or even adds more fancy diagnostic functions as Elite, MK908P, MS908 Pro, such as luxury hardware, 25 service features, 23 adaption functions, coding, J2534 programming, bi-directional control, full-system diagnostics, etc., giving you smooth experience.
  • 【1 Scanner with 48 Services】Autel MS908CV is a scanner specially designed for independent workshops or mechs that deal with heavy machinery. It enjoys the same 25+ service functions as Elite, including Oil Reset/EPB/BMS/Throttle/IMMO/Injector Coding etc., and has 23 adaption functions for commercial trucks of all sizes of D-O-C/D-P-F Instant Replacement Reset, F-u-e-l Pressure Adaptation Reset, Injector CEOM Reset, etc.
  • 【Local-Smith Coding + J2534 Programmer】Semi Truck Tool MS908CV is equal to 1 Elite plus 1 truck-specific diagnostic tool. Advanced ECU coding empowers you to match modules with components, flash the hidden functions, and it’s also compatible with light-duty trucks and semi-trucks. The latest J2534 MaxiFlash Elite, whose individual purchase costs $1000, can perform a comprehensive pass-through programming function, even for the newest controllers.
  • 【OE-Level Diagnoses, Distinguished Vehicle Coverage】2023 Heavy Duty Truck scanner MS908CV is suitable for full-system diagnoses for 80+ makes and 150+ brands worldwide. Quite extensive coverage and deep diagnostic capabilities make MS908CV an industry chief. Real-time push messages alert your systems and software update. The remote control is available anytime and anywhere, and interactive data logging sessions allow direct contact with Autel support staff for troubleshooting.
  • 【Active Test Gets Diagnoses Deeper】Through active test, Bidirectional scanner MS908CV will tell you what isn’t functioning precisely & you can send commands to test various modules in your car’s ODC, which is easy to operate and clear in the guide. For example, control the idle speed of the engine to solve the idle shudder problem; perform a throttle position sensor reset after cleaning the throttle; test fan operation to diagnose water temperature abnormalities, etc.
Rank No. #5
ANCEL HD3600 Heavy Equipment Diagnostic Tool with DPF Regen, Full System Heavy Duty Truck Scanner Machinery Scan Tool Diesel Code Reader Fit for Cummins, Caterpillar, John Deere, Komatsu and More
  • 🎁【Extra Saving-Official Protective Case or BST200 Battery Tester】We offer an ANCEL Official Protective Case or BST200 Battery Tester valued to encourage all of you to try this 2023 newest heavy equipment diagnostic tool ANCEL HD3600. Just click "Promotion Available" below the price and add both to your cart.
  • 【Superb & Wide Compatibility】ANCEL HD3600 Heavy Duty Scanner supports all major construction machinery vehicle models that conform to standard protocols (CDL, SAE J1708/J1939/J1850), such as Caterpillar, Komatsu, John Deere, Volvo, Hitachi, Bobcat, Yanmar, Case. Moreover, it supports not only standard diesel OBD protocols (including the latest J27145), but also standard OBDII protocols. Obviously, it covers almost all vehicles and has greater compatibility than other truck scanner on the market.
  • 【DPF Regeneration】Supports exclusive OEM-level DPF function for Caterpillar, John Deere, Volvo, Komatsu, Bobcat diagnosis. Forced regeneration is performed, including DPF regeneration, DPF reset, BlueTec, forced DPR regeneration, DPR reset, differential pressure test, DPD forced regeneration etc., helps you better understand and solve the exhaust aftertreatment system problems, gets better MPG, throttle response, longer DPF life, less downtime and frequent regeneration (passive).
  • 【Manufacture-Level & OBD-Level Diagnostic】HD3600 performs full system diagnosis on construction equipment vehicles and trucks. When the warning lights of the engine, ABS, airbag, transmission or other system flash, HD3600 can help you easily know how serious the fault is. It also do OBD test, such as reading codes, clearing codes, reviewing live data, retrieving vehicle information, etc., so that you can get accurate information, avoid auto repair fraud and save time and money in maintenance.
  • 【Unique Display Wiring Diagram Feature】With the technology of wiring diagram display, you can connect HD3600 to vehicle with the jumper or jumper box without destroying the ECU or connector pins or cable insulation, helping you diagnose various electrical signals of Cummins engine. Meanwhile, you can connect or disconnect the wiring harness by plugging and unplugging the corresponding connector on the jumper box, so even the absence of diagnostic connectors will not delay your work in diagnosis.
Rank No. #6
Green 9pin J1939 Type 2 to 6pin J1708 Adapter
  • Green 9pin J1939 Type 2 to 6pin J1708 Adapter
  • Fit most freightliner trucks with 6pin
  • This adapter turns 6pin J1708 to type 2 J1939 female port
  • The adapter is overmolded strongly and safely
  • It's used for fleet management ELD device and coder readers .
Rank No. #7
Autel MaxiSys CV Scanner MS908CV, 2023 Heavy Duty Truck/Semi Truck/Bus Diagnostic Scan Tool, J2534 ECU Programmer, Online Coding, HD Diesel & Gasoline Bidirectional Scanner, 25+23 Reset, OE Diagnose
  • 🚛【2023 PRO SCAN TOOL, DESIGNED FOR HEAVY DUTY】Autel MaxiSys MS908CV is designed for 99% heavy/ semi/ light trucks to perform ECU Coding, Bi-directional Control, Full Diagnose, 48+ Services etc. Moreover, MS908CV comes with 14pcs adapters, JW 1-10 jumper set, Plug Commins-8 and UNI-4, which not only for standard diesel OBD II vehicles but also for non-standard OBD trucks, including Freightliner, Kenworth, Peterbilt, Volvo, Mack, Hino, Isuzu etc.
  • 🚛【ADVANCED ECU CODING】This professional truck scanner MS908CV has advanced ECU coding features to level up your trucks. It allows you reprogram adaptive data for certain components after making repairs or replacements, modify existing parameter values to reflash higher-level functions, disable useless features, improve vehicle diesel efficiency, drivability and durability. Online ECU coding also allows obtaining the online data from server when code data is lost, easily solve vehicle problems.
  • 🚛【OE-LEVEL BI-DIRECTIONAL CONTROL】Autel MaxiSys MS908CV enables bi-directional control ECM and transmit commands to vehicle modules to perform specific test, quickly and accurately pinpoint the fault causes. Such as control engine idle speed to solve idle chatter problem, test fan operation to diagnose abnormal temperature, control windows/Door up/down, fuel pumps, AC on/ off, emission leak test, mirror fold/unfold, etc. This features will help you save loads of time and win more business.
  • 🚛【48 SERVICE: 25 SPECIAL & 23 ADAPTATIONS】Autel CV MS908CV top commercial car diagnostics scanner comes with 48 services: 25+ hot service such as Oil Reset, Inject Coding, EPB, ABS, SRS, Suspension etc; 23 adaption functions like O2 Sensor Calibration, D-P-F, Fuel Pressure Adaptation, all sizes of DOC/D-P-F Instant Replacement Reset for trucks, passenger cars, semi-trailer tractors, passenger trucks. ✨Please send VIN to 🚍auteldirect@ outlook . com🚍 check compatibility.
  • 🚛【ALL-SYSTEM SCAN FOR TRUCKS】Autel MaxiSys MS908CV truck scan tool performs all systems scan on heavy duty trucks and passenger cars, such as Engine, Body & Chassis Controller, Instrument Panel System, ABS etc, which can read/ clear DTCs, view live data in text, graph, analog etc. Autel MS908CV can diagnose Cummins/ Caterpillar/ Bendix/ Detroit/ Paccar/ Perkins/ Maxxforce Engines, Wabash ABS Trailer Brakes, Wabaco Air Cylinder, Haldex ABS/ EBS and Allison, Eaton Transmissions etc.
SaleRank No. #8
Autel MaxiSys CV MS908CV Heavy Duty Truck Diagnostic Tool, 2023 Full Bidirectional Diesel/Gasoline Semi Truck Scanner, J-2534 ECU Programming & Coding, 25 Services, 23 Adaptions, FCA AutoAuth
  • 🏅【AUTEL MS908CV: MADE FOR COMMERICAL VEHICLES】Autel MS908CV CV diagnostic tool can perform all-over diagnostics on 150+ brands of commercial vehicles, light duty, semi-truck, heavy duty trucks (from class 1 to class 9), buses and other special machinery. Besides the diagnostics, MaxiSys MS908CV with J2534 programmer has dealer-level ECU Coding functions to help you fix any ECU related issues. No need to buy many scanners by manufacturer, one Autel MS908CV will solve all your puzzles.
  • 🏅【DEALER-LEVEL ECU CODING, SAME AS AUTEL ELITE/ MS908S PRO】As a high-end CV diagnostic tool, Autel MS908CV is featured with advanced ECU Coding. It can retrieve and re-flash the control modules info, rewrite adaptive data for certain components after replacement, and fix the issues such as drivability, fuel efficiency, power loss and improve durability of mechanical parts. Note: ECU Coding is not universal to all cars, please send VIN to autelauthorized @ outlook. com to check before order.
  • 🏅【J2534 ECU PROGRAMMER, WORKS WITH OE FACTORY SOFTWARE】Autel MaxiSys MS908CV truck diagnostic tool comes with a J2534 programmer (valued $1000) to help you pass-thru the gateway, it's compatible with SAE J2534-1&-2 protocols and it can access to OE manufacturer's updates to update the firmware to the newest, and perform further ECU programming & coding. NOTE: J2534 is not universal compatible with all OE software, please check with your vehicle make/ dealer for compatibility before order.
  • 🏅【FULL BI-DIRECTIONAL CONTROL, 200% EFFICIENT TROUBLESHOOTING】Autel MS908CV commercial vehicle diagnostic scan tool has full bi-directional control capability over various CV systems/ components, and is able to command the components to perform specific tests to pinpoint faults in the quickest way, It can conduct tests such as EVAP Test, Cylinder Test, Cylinder Compression Test, E-G-R Test, Window/ Door/ Roof Test, Fuel pump on and off, Cycling the a/c clutch on and off and more.
  • 🏅【25 SERVICES+ 23 ADAPTATIONS】Autel MS908CV professional HD scanner can perform 25+services like Oil Reset, Injector Coding, D-P-F, ABS bleeding, SAS, Throttle, Cylinder, Trans Adaptation etc, and 23 adaptation functions such as Boost Calibration, Rack Sensor Calibration, Timing Calibration, Monitor Throttle Position Sensor, Fuel Pressure Adaptation and etc. Service functions vary from car to car, kindly send VIN to autelauthorized @ outlook .com to check compatibility before order.
Rank No. #9
ANCEL HD3400 Plus Heavy Duty Truck Scanner Diesel Scan Tool Fit for Cummins, Detroit, Caterpillar, Paccar with DPF Regen, All Systems Diagnostic Truck Scanner for Semi/HD Truck & Car OBD2 Code Reader
  • 👍【Designed for Cummins】Ancel HD3400 heavy duty truck scanner can read/clear codes, live data, ECU, DPF regen, DPF reset, etc. for your Cummins engine: Cummins X12/x15/ISX15/L9/B6.7/Westport L9N/ISB/ISD/ISL/ISG/ISX/ISF/ISBe/QSM11/ISM/QSX15/ISC/ISN/ISK, such as Freightliner, Peterbilt, Kenworth, International, Ford Pick-up F650/F750, Chevy Pick-up, RAM Pick-up, Volvo Truck, Mack, Western Star, Autocar, Ford F600/F700, Terex TR50, Bluebird, Bobcat, Komatsu, Zoomlion, ect.
  • 👍【Designed for Detroit】HD3400 heavy duty truck scan tool can work for your Detroit DD13/DD15/DD16, Series 50/60, MBE 900/MBE 4000, OM501/OM 502, DDDL 6/DDDL 7, Freightliner Cascadia M2/108SD/114SD/122SD, Western Star 4700/4800/4900/6900/47X, Kenworth C500, ect.
  • 👍【Designed for Paccar】The diesel scan tool is compatible with your Paccar engine: Paccar PX-7/PX-9, MX-11/MX-13, such as Kenworth T780/K270E/K370E/T680 Next Gen/T680/T880/W990/T180/T280/T380/T480, Peterbilt 579/389/567/367/365/548/535/536/537/220, ect. ❗️Please note that for PACCAR engines that need to do dpf function after 2017, HD3400 truck diesel scanner also need another crossover adapter to be compatible.
  • 👍【Designed for Caterpillar】HD3400 diesel scanner diagnostic tool also work for your Caterpillar C7/C9/C11/C13/C15/C32, Ford Pick-up F-650/750, Freightliner M2/Argosy, Peterbilt 379/387/385/378/357, Kenworth C500, Caterpillar 320D/312E,/312F, ect.
  • ✅【Excellent DPF Regeneration】This diesel code reader provides you with powerful DPF capabilities, including active(auto) regen, passive regen, DPF related information reset, DPR state reset, forced DPR check/regen, differential pressure test, DPD forced regeneration, Manual Ash/Ash Service Regenration, DPD auto regeneration, DPD normal regeneration control, Exhaust Aftertreatment System etc. OEM level DPF function, saving you thousands of dollars on DPF.
Rank No. #10
LAUNCH X431 V+ PRO 4.0 2023 Elite Scan Tool, Topology Mapping, 10.1 Inch Bigger Car Scanner, Work for HD Trucks, Global Version, ECU Online Coding & 35+ Services, 2-Year Free Update, AutoAuth FCA SGW
  • 🥇【2023 Elite Version Add New Advanced OEM Functions】 🎈🎈From now on, update your X431 V+ to V 7.00.012 to get Topology Mapping function. 👍As the most popular LAUNCH X431 scanner, X431 V+ Pro Elite has been recommended as "Best Professional Diagnostic Tool" by Amazon editors! ✅FREE VAG Guided Function(compatible with VW,AUDI,SKODA,SEAT); ✅AutoAuth for FCA SGW(Free); ✅Compatible with HD module, support 24V diesel heavy-duty trucks; ✅ADAS mobile/ADAS pro perform ADAS calibration.
  • 🥇【2023 Elite Version Add New Advanced OEM Functions】 As the most popular LAUNCH X431 scanner, X431 V+ Pro Elite 4.0 has been recommended as "Best Professional Diagnostic Tool" by Amazon editors! 👍FREE VAG Guided Function(compatible with VW,AUDI,SKODA,SEAT); ECU Coding; AutoAuth for FCA SGW(Free) makes it compatible with Chrysler,Dodge,Jeep,Alfa Romeo and Fiat after 2017; Compatible with HD module, support 24V diesel heavy-duty trucks; ADAS mobile/ADAS pro perform ADAS calibration.
  • 【35+ OEM Level Services (Vehicle Coding / Adaptions / Relearns / Calibrations / Initialization)】 The 100% original LAUNCH diagnostic scanner provides 35+ reset functions for mechanics to do daily auto maintenances in workshops, such as Oil Reset, TPMS Reset, IMMO, ABS Bleeding, Injector Coding, Throttle Adaptation, Gear Learning, Suspension Reset, Seats Calibration, etc. ➤You will get 100+ reset functions if you enter the "vehicle brand" page, "system" and then "special" functions.
  • 【LAUNCH X431 V+ Pro 4.0--ECU Online Coding & Variant Coding】 The high-end car scanner elite tool – LAUNCH X431 V+ Pro 4.0 works as an OEM scanner to customize cars as needed via advanced ECU coding. To boost business & maximize profit, Launch X431 V+ 4.0 can match/re-code/initialize the ECUs with replaced components and refresh hidden features. Online Coding is compatible with VW, Audi, BMW, Porsche, etc. And the Offline Coding is available for Nissan, Nissan-GTR, Infiniti, Hyundai, etc.
  • 【LAUNCH X431 V+ Pro 4.0--Bi-Directional Control/Active Tests】 This LAUNCH bidirectional scan tool can output commands to a vehicle’s ECUs, read the ECU data, and monitor the operation of the actuators. Through active tests on certain components, such as a/c fan, inside mirrors, headlamps, windows, and horns, this bidirectional scanner will let you quickly know whether a specific system, component, or subsystem is functioning properly or not, helping you locate the car issues precisely.

Last update on 2023-05-21 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best J1939 Scan Tool?

Do you get stressed out thinking about shopping for a great J1939 Scan Tool? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching J1939 Scan Tool, which is why we have assembled a comprehensive list of the greatest J1939 Scan Tool available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for J1939 Scan Tool that you consider buying. Your questions might include the following:

  • Is it worth buying an J1939 Scan Tool?
  • What benefits are there with buying an J1939 Scan Tool?
  • What factors deserve consideration when shopping for an effective J1939 Scan Tool?
  • Why is it crucial to invest in any J1939 Scan Tool, much less the best one?
  • Which J1939 Scan Tool are good in the current market?
  • Where can you find information like this about J1939 Scan Tool?

We’re convinced that you likely have far more questions than just these regarding J1939 Scan Tool, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for J1939 Scan Tool, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible J1939 Scan Tool. Make sure that you are only using trustworthy and credible websites and sources.

We provide an J1939 Scan Tool buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available J1939 Scan Tool currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of J1939 Scan Tool has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an J1939 Scan Tool?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your J1939 Scan Tool.
  5. Customer Ratings: Number ratings grade J1939 Scan Tool objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their J1939 Scan Tool.
  7. Product Quality: You don’t always get what you pay for with an J1939 Scan Tool, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an J1939 Scan Tool is should be an indication of how long it will work out for you.

We always remember that maintaining J1939 Scan Tool information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding J1939 Scan Tool is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.


Q: What is the J1939 data link?

A: SAE J1939 defines five layers in the seven-layer OSI network model, and this includes the Controller Area Network (CAN) ISO 11898 specification (using only the 29-bit/”extended” identifier) for the physical and data-link layers. Under J1939/11 and J1939/15, the data rate is specified as 250 kbit/s, with J1939/14 specifying 500 kbit/s.

Q: What is J1939 software stack?

A: What is J1939 stack? J1939 stack is an embedded software stack with layered architecture, compliant with SAE J1939 standard. This pre-tested software stack, designed by our embedded automotive engineers, can be easily integrated with commercial vehicle applications for diagnostics and communication services.

Q: What is diagnostic scan tool?

A: A scan tool is a car diagnostic tool that can exhibit a wide range of features. Scan tools typically include a code reader, the ability to view and sort live data, and some type of knowledge base.

Q: What is an automotive scan tool?

A: An automotive scan tool (scanner) is an electronic tool used to interface with, diagnose and, sometimes, reprogram vehicle control modules.

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