Best Diesel Diagnostic Tool

Comparison of the best OBD2 scanners in 2020

Briefly, what is the best diagnostic tool for Mercedes?

Our Recommendations for Mercedez Benz

• ​Autel Maxidas DS808. ​Our Rating. When it comes to picking out the best OBD2 scanners, you can either choose a model that works for a wide variety of brands, makes, and models, or you can pick one that is specific to your particular vehicle. ...
• Launch X431 PRO V+ ​Our Rating.

However that may be, what is the best diagnostic code reader? The 5 Top-Rated OBD-II Scanners

By no means, who makes snap on scan tools?

Prince Manufacturing

What is the best launch diagnostic tool for cars?

Best Launch Scan Tool

• Launch CRP129 Automotive Scan Tool – Editor's Pick.
• Launch X431 V+ Professional Diagnostic Tool.
• LAUNCH X431 Creader VII+ Scan Tool for Home Mechanics.
• LAUNCH CR8001S DIY Diagnostic Scanner.
• LAUNCH X431 PROS Mini Auto Diagnostic Tool For Technicians.
• LAUNCH Creader 8001 Full OBDII Scanner for Car Owner.

BESTSELLER NO. 1 in 2023

Heavy Duty Truck Scan Tool NL102 Plus Auto Scanner with DPF/Sensor Calibration/Oil Reset + Check Engine for Cars; Truck & Car 2 in 1 Code Reader (Upgrade Version)

• NL102PLUS HEAVY DUTY diagnostic scanner from NEXAS supports all heavy duty trucks in compliance with standard protocols ( J1587，J1939 and J1708 Class 4- class 8 trucks). And also engine check diagnostic for all passenger cars & light duty vehicles from 1996 on.
• Trucks appliance: for Cummings, for Detroit, for Maxxforce, for Caterpillar, for Freightliner, for International, for Kenworth, for John Deere, for Peterbilt, for Sterling, for Mack, for Paccar, for Westernstar, for Mecedes Benz, for Volvo, for Scania, for Man, for Renault, for ERF, for Foden, for Seddon-Atkinson, for Iveco, for DAF, for SISU, for STEYR, for ISUZU; and all Cars /min vans / light duty from 1996.
• DPF Regeneration And Oil Service Reset: Force DPF regen for Cummings, Detroit, Maxxforce, ISUZU, and HINO from 2010 till now . Oil service reset for Cummings, Detroit, Maxxforce from 2010 till now . (Note: Water Temperature is higher than 80 Degree and engine at idle speed for at least 10 minutes. )
• Supported Truck Systems: engine, transmission, instrument panel, drivetrain, braking system, suspension, ABS, ESP, EPS, fuel system and more, which are in compliance with J1939, J1708 and J1587 protocols. Generally for American HD trucks ( Class4-Class8) are from 2006 on.
• FREE UPDATE & EXCELLENT SERVICE----2. 8 inch TFT color screen design and user friendly software interface guide you to operate it as easy as pie. We provide one year & lifetime free software online update and professional service team for your any questions within 24 hours.

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BESTSELLER NO. 2 in 2023

FCAR F506 heavy duty truck scanner Enhanced HD diesel scanner Full-systems diagnostic tools with Engine/ABS/VCS/EBS/SRS/Suspension/Battery/Cluth Transmission Check Trucks & Cars 2 in 1 Codes Reader

• ALL FUNCTIONS IN YOUR HAND-This truck scanner is capable of reading and clearing trouble codes of all major systems of truck , including engine, airbag, transmission,ECU/BCU,VCS,ABS,SRS,EBS,DCU,AT, cluth system/brake system/meter system/battery system/inverter system/hybrid system/immobilizer system,ect. Special Functions perform various component adaptations of the control module under test, allowing you to calibrate or configure certain components after making repairs or replacements.
• ADVANCED FEATURES FOR TRUCK-Graph live data :Engine speed,Engine ECU temperature,Percent acceleration pedal position,Engine intercooler temperature,Engine coolant temperature,Battery voltage,Alternator voltage,Ambient air temperature,Air inlet temperature,Set measurement units in SAE English/Metric.,Internet upgrade,General Functions :Read ECU Information,Read and Erase Fault codes,Read Live Data,Read Freeze Frame,Graph Live Data,Screenshot Function.
• EXTENSIVE APPLICATION-HD Trucks: for Freightliner, for Fuso, for GMC,for Hino, International, for Isuzu, for Iveco, for Kenworth, for Mack, for Mercedes, for Nissian UD,Peterbilt, Sterling, for Western Star, for Volvo,for Allison, for Bendix, for Eaton, for Wabco, for ZF,ect.and all Cars/min vans/light duty from 1996.F506 code reader can be also used as a universal OBD II code reader for reading and erasing codes on other brands cars' OBD System.
• STRONG COMPATIBILITY-Works on most truck with J1708 and J1939 plus OBD2 automotive coverage, and covers Hino, Mishubishi Fuso, Isuzu and Nissan UD commercial vehicles. since 1992 Supports SAE J1850PWM, SAE J1850 VPW, IS0 14230-4, IS0 9141-2,IS0 15765-4, SAE J1708, SAE J1939, OBDII Scan and diagnose fault codes with code defination in the engine, transmission, ABS brake and instrument cluster or body control.
• WIN IN THE DETAILS-The F506 obd2 scanner comes with new UI, new processor and new software, aims at providing you the best diagnostic experience. One-key update, 3.5”TFT color screen and languages will make you fall in love with it instantly. The response and operating speed increased by 60% at the same time. This durable tool is ruggedly built, perfect for both shop and road tests. It can be used directly out of the box.

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BESTSELLER NO. 3 in 2023

LAUNCH Scan Tool CRP129X OBD2 Scanner Automotive Code Reader Android Based Diagnostic Tool for Engine Transmission ABS SRS with Oil/EPB/SAS/TPMS/Throttle Body Reset and AutoVIN Wi-Fi Updates

• 【UPGRADED VERSION OF CRP129】: This scan tool is built with a larger 5” touchable HD 720P screen and keypad design for better operation,there are 2 more reset services (TPMS & Throttle Body Reset) compared with CRP129, AutoVIN and automatic printable Inspection report help you get diagnostic information efficiently and effectively
• 【FOUR SYSTEMS DIAGNOSIS+ BATTERY VOLTAGE TEST】: This diagnostic obd2 scanner works for Engine, Transmission, ABS and SRS diagnoses, thus reading/clearing diagnostic trouble codes, showing live data stream, turning off the warning light related, besides,with the battery voltage test, you are able to monitor the battery voltage timely
• 【5 RESET SERVICES + AUTOMATIC AUTOVIN SCAN】: This code reader covers 5 most commonly used special reset functions including OIL/EPB/SAS/TPMS reset, and Throttle Adaptation to maintain your vehicle systems safely and efficiently, with the Automatic Autovin Scan, you may easily get the VIN
• 【FULL OBD2 COMPLIANCY + DATA RECORD & PLAYBACK】: This diagnostic tool supports all 10 modes of OBDII functions such as I/M Readiness Status, Live Data Graphing, MIL turn-off, etc., and works on most vehicles after 1996 compliant with OBD2 protocols , more than 57 brands. Data record,playback and printable Inspection report (share via email) make diagnostic information easily at your hands
• 【Mechanics with 40 years of experience Highly Recommended 】: This diagnostic automotive scanner perfectly fits for mechanics, work shop or individual users, it comes with the 5 years warranty for any quality problem. One-click WiFi free updates on internet for lifetime along with multilingual support: English, Spanish, French, German, Italian, Russian, Portuguese, Japanese, Korean, etc.,

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BESTSELLER NO. 4 in 2023

Diesel Laptops Handheld Heavy-Duty Scan Tool with Regen with 365 Day Truck Fault Codes Subscription

• Read & Clear Codes
• View Live Data
• Force Regens on Select Engines
• Lifetime Updates
• One (1) Year Warranty

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BESTSELLER NO. 5 in 2023

Autel AutoLink AL519 OBD2 Scanner Enhanced Mode 6 Car Diagnostic Tool Check Engine Code Reader CAN Scan Tool, Advanced Ver. of AL319

• TURN OFF CHECK ENGINE LIGHT: Autel AL519 is an enhanced OBDII scanner that allows you to check all engine related fault codes, figure out check engine light alerts and perform proper repair with the definitions and tips displayed for DTCs and turn off the Malfunction Indicator Light(MIL). The auto diagnostic scanner can locate bad O2 sensors, perform EVAP tests(Mode 8), On-Board Monitor Tests(Mode 6) and component tests, check misfire and fuel system and retrieve vehicle information and etc.
• THE MOST COMPLETE OBD2 SCANNER: AL519 obd2 scanner can perform all 10 modes of obd2 tests like read, clear diagnostic fault codes(DTCs), retrieve readiness status to pass smog check, freeze frame data and live data of multiple sensors in graph to figure out fault causes, check fuel efficiency and emission conditions via O2 Sensor and EVAP Test (Mode 8), On-Board Monitor Test (Mode 6), retrieve Vehicle Info, show definitions of DTCs and tips for repair with DTC lookup and unique Code Breaker.
• UNMATCHED OBDII VEHICLE COVERAGE: Autel AL519 car diagnostic scanner supports all OBD2 protocols: KWP2000, ISO2000, ISO9141, J1850 VPW, J1850 PWM and CAN. AL519 car diagnostic tool is compatible with all obdii-compliant vehicles: sedans, SUVs and light trucks post 1996 in US, post 2000 for EU-based and Asian cars. This plug-and-play engine diagnostic code reader retrieves all kinds of codes(generic, manufacturer specific and pending codes). No batteries or apps needed for super ease of use!
• PATENTED ONE-CLICK SMOG CHECK: Autel AL519 obd2 diagnostic scanner comes with patented One-Click I/M Readiness Check to check the conditions of the Emission System which includes continuously tested monitors like misfire monitor, fuel system monitor, comprehensive components monitor and non-continuous monitors like O2 sensors, EVAP system, EGR system and etc, making this enhanced obd2 scanner an excellent engine scanner to help your vehicle pass the annual smog check.
• LIFETIME FREE UPDATES & 0% RISK PURCHASE: Autel AutoLink AL519 OBD2 scanner engine analyzer comes with lifetime free software updates and is backed by 30 Days REPLACEMENT or FULL REFUND, 12 Months free from defects after-sales services. Should there be any questions or issues, please feel free to contact our 24/7 customer service team via [email protected]look.com.

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BESTSELLER NO. 6 in 2023

FOXWELL NT301 OBD2 Scanner Professional Mechanic OBDII Diagnostic Code Reader Tool for Check Engine Light

• 😀【Vehicle CEL Doctor】The obd2 scanner can quickly help you read DTCs (engine fault codes), locate bad O2 sensor, access to emissions readiness status, turn off check engine light(CEL) or MIL(Malfunction Indicator Lamp) , reset monitor, read enhanced data and retrieve VIN of your vehicle.
• 😀【Accuracy】Live data in both graph and text forms. Accurately read vehicle error codes for most Worldwide cars, SUVs, light truck and 12V diesels equipped with Obd2. Besides, the car scanner also shows live vehicle sensors data in text and graph format and allows you to focus on any suspicious or symptom-specific data parameters.
• 😀【Worthy to Own】Recommended by Mechanic Scotty Kilmer on Youtube. Supports data logging and Printer compatible. Unique PATENTED design, clearly arranged keypad, 2.8" wide color screen with Life-Time Free software update and 1 year quality assurance, it deserves to own. Supported by EXCLUSIVE engineer and service team for product and service quality. (Please note currently the package does not include a CD. )
• 😀【Smog Check Helper】Read/Erase and I/M readiness hot keys make it easy to use this car computer reader right out of the package. Red-Yellow-Green Leds and build-in speaker indicate the readiness status for smog test. The obdii scan tool also help catch intermittent problems and confirm repairs during a drive cycle, so that help you quickly determine the health of the car.
• 😀【Home Necessity】NT301 car scanner is open to global customers. No battery required, it is charged directly from the OBDII interface in your vehicle (please turn your vehicle ignition on), making it convenient for Home and Autoshop Mechanics. It is recommended as a necessity in your toolbox and one of the best gifts for father. (Quick Start Guide is included in the package.)

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BESTSELLER NO. 7 in 2023

BlueDriver Bluetooth Pro OBDII Scan Tool for iPhone & Android

• Read and clear your Check Engine Light and all other vehicle systems. Get your unlimited free vehicle specific Repair Reports, generated from our database of millions of fixes verified by Professional Automotive Technicians
• As easy to use as a code reader with all the capabilities of an expensive handheld scan tool, plus the benefits of your smartphone or tablet (free app updates, portability, saving data, interactive graphing of live data)
• Officially licensed and certified for Apple and Android devices
• The BlueDriver App and BlueDriver Sensor work exclusively with each other to ensure quality
• BlueDriver is the Professional OBD2 Diagnostic Scan Tool trusted by mechanics and developed by Professional Engineers in North America

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BESTSELLER NO. 8 in 2023

OTR Performance Detroit Diesel | Heavy Duty Diagnostic Tool | Forced DPF Regen | Soot Level Very High Reset | Ash Accumulator Reset | DD13 DD15 DD16 | 2007-2016

• RESET PARK REGEN NEEDED: The OTR Reset Tool is a plug & play tool that will reset your fault codes and aftertreatment (DPF / SCR) system. This product is used solely for the purpose of clearing “Active or Inactive” fault codes in the ECUs of the vehicle.
• RESET LEVEL 2, 3 and 4 REGEN LEVELS: Specific trucks will display fault codes on the dashboard, and most of the time you will have a check engine light or a check module message.
• RESET ASH ACCUMULATORS: Active fault codes cause excessive downtime as you try to find a repair shop and after you arrive at a repair shop you are waiting possibly hours only to learn you could of made it to your next destination.
• RESET DPF ZONE 5 (SHUT DOWN) MESSAGE (stuck at 144%): You can replace engine related sensors over the road and just plug in the OTR Reset Tool to clear and reset the system.
• Available from our store (https://otrperformance.com/collections/detroit-diesel/products/otr-reset-tool-detroit-diesel) use code "amazon" for special discount

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BESTSELLER NO. 9 in 2023

LAUNCH CReader HD Plus Heavy Duty Truck Obd2 Diagnostic Reader OBDII Scan Tool CRHD Truck Code Scanner with OBD-II Communication Modes 1-10 and J1587, J1708 and J1939 protocols

• 🌲【HDOBD+OBDII】 LAUNCH CR-HD professional heavy duty truck scan tool will work on J1587, J1708 and J1939 Protocols trucks. Covers class 4 (14,001 lbs) through class 8 (33,000 lbs and over) heavy duty trucks.It does not only work on heavy duty trucks, but also work on 1996 US-Based, 2000 EU-Based and 2005 Asian-based cars,light duty trucks (12V only) and newer OBD II & CAN domestic or import vehicles.
• 🌲【Multisystem Diagnostics】This HDOBD truck code reader will read or clear fault codes on engine, transmission, brake, instrument panel, vehicle management, fuel system, cab climate and particulate control unit, show the live data in text and graph.
• 🌲【Wide Coverage】For Freightliner,Kenworth,Mack,International,Sterling,Paccar,Peterbilt,Caterpillar,Western Star after 2006,For Mercedez-Benz,MAN,Scania,Volvo,Renault,ERF,Foden,Seddon-Atikinson,Iveco,DAF,Sisu, Steyr, Isuzu,Hino after 2012, and all Cars /min vans / light duty from 1996.
• 🌲【Fast and Accuracy】Rapidly communicates to the cars or heavy duty trucks, reads monitor status and identify OBD II communication protocol in 5 seconds. Instantly read and clear error codes,displays the codes definition on the screen,shows data stream and freeze fame,does O2/EVAP/On-board system test.
• 🌲【Humanized Design】Applied 2.8" color LCD with friendly interface,help you more intuitive and better diagnosis. Equipped with 6PIN, 9PIN, and 16PIN diagnostic connectors, which can provide highest quality, most efficient, and most professional diagnostic service.

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BESTSELLER NO. 10 in 2023

Autel AL529HD with Free Screen Wiper Heavy Duty Code Reader Diesel Truck OBD2 car Diagnostic Scan Tool(Advanced AL519/AL529 + J1939 & J1708)

• 10 MODES OF OBDII: Live data, freeze frame data of this diagnostic tool are effective to get quick & precise test results of your vehicle health status. Moreover, I/M Readiness, O2 sensor test and On-board monitor test are great for passing the emission test smoothly.
• UPGRADED AL519: Compared with AL519, this code reader uses AutoVIN technology that is a set of the latest manufacturing standards. It reduces the omissions, eliminates the manufacturing defects and processes the data at a faster speed.
• ENHANCED MODE 6: The scanner features the enhanced mode 6 access to read the definition of an On-Board Diagnostic Monitor ID, along with enhanced reading codes in Powertrain system for Ford, GM and Chrysler, for offering better insight into your car.
• VEHICLES COMPATIBLE: This diagnostic scan tool has been found to cover both diesel (J1939 and J1708) and gasoline vehicles which are OBDII protocol compliant. The enhanced compatibility of this scan tool makes it a solid choice for every DIY users and mechanics.
• WARRANTY & UPDATE: A complete 12-month guarantee from the date of purchase

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