Diesel Decoder Mobile Diagnostic Tool for Apple & Android

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Plug In. Get Answers. Diesel Decoder is the one-of-a-kind diagnostic tool from Diesel Laptops built for heavy-duty owner operators and small fleets who want real answers fast witho ut the dealer bill. Plug it into the diagnostic port, connect over Bluetooth to the free Diesel Decoder by Diesel Laptops app, and use your phone to understand what’s happening in minutes. In a lot of cases, it pays for itself the first time it helps you avoid a tow or a dealer diagnostic visit. Know what’s wrong, then decide what to do next Most “cheap scanners” leave you guessing with generic data and vague descriptions. Diesel Decoder gives you clearer direction so you can make the call that saves you time and money. Read true diagnostic trouble codes, including manufacturer-specific faults, not just generic J1939 SPN/FMI Get clearer fault details so you can decide whether to keep rolling, clear codes, or schedule a repair Access repair information fast so you can take action without chasing dead ends Built by Diesel Laptops, so it goes deeper than the bargain tools Diesel Laptops didn’t build Diesel Decoder to be “good enough.” We built it to beat the low-cost tools where it matters most: accuracy, depth, and direction. Many tools stop at SPN/FMI and generic descriptions. Diesel Decoder reads deeper, proprietary fault codes, which gets you to the right repair info faster with fewer wrong turns. Deeper fault code coverage than typical low-cost readers More specific code definitions that reduce guesswork Faster path from fault light to next step Turn your phone into a fleet-ready dashboard Diesel Decoder isn’t just about codes. It’s built to help you run your truck and your business with better visibility. View total vehicle and trip data like distance, engine hours, and more to plan maintenance intervals Track driver productivity and generate trip reports you can view, print, and share Store VIN-based vehicle info and key truck specifications inside the app Upgrade to Diesel Decoder Pro and put the data to work Knowing what’s wrong is powerful. Being able to do something about it is the difference between being stuck and being back on the road. Diesel Decoder Pro unlocks bi-directional functionality on supported vehicles, including commands like DPF regenerations and aftertreatment resets. Coverage keeps expanding as our team rolls out new commands and features. Bi-directional functions on supported vehicles, including DPF regens and aftertreatment resets Pro plan available for $29.99/month through Google Play or the Apple App Store Built to help you avoid expensive tows and dealer diagnostic visits Commercial-truck-first coverage across North America Diesel Decoder was engineered with commercial trucks in mind, not adapted as an afterthought. It supports major heavy-duty makes in North America including Freightliner, Peterbilt, Mack, Kenworth, Volvo, Western Star, International, and many others. It also works across additional categories such as buses, RVs, trailers, diesel engines, and more. Diesel Decoder is what happens when Diesel Laptops takes pro-level diagnostic thinking and makes it simple enough to live in your pocket. You get faster answers, clearer direction, and a smarter next step, all without paying dealer prices every time a light comes on. Want to go even further? View the full list of current bi-directional commands, including DPF regens, and check back often. Our team is constantly improving and expanding functionality to keep more trucks moving with less downtime. Turn Your Smartphone Into a Heavy Duty Diagnostic Tool See how the Diesel Decoder can help you make the most of every mile Read DTCs and Access Instant Repair Help Detects all true fault codes and provides instant access to the Diesel Laptops repair library. VIN Information Detects and stores comprehensive truck specifications. Total Vehicle Data Use vital trip distance, engine operating hours and more to help plan maintenance intervals. Driver Productivity and Trip Reports View instant and average fuel economy, hard braking events and more, and generate trip reports that can be viewed, printed and shared. Get The Free Diesel Decoder App Today! Now available for download Get a Diesel Decoder Pro Subscription to perform regens! Diesel Decoder Pro: Bi-Directional Commands With bi-directional testing, both scan tools and service software have the capability to send test commands to the truck via service tool software. To view the full list of bi-directional commands that the Diesel Decoder can handle with a pro subscription, click the link below. See All Bi-Directional Commands Caterillar (CAT) DPF Regen: CT11/13 (2010 - 2013) Cummins Aftertreatment Maintenance - Reset All: All Engines except RAM trucks Aftertreatment Filter Installation: All Engines except RAM trucks DPF Regen: ISB6.7 & B6.7 (2007 - Current) ISC & ISC8.3 (2007 - Current) ISL9 (All Years) ISM (All Years) ISX11.9 & ISX12 (All Years) ISX15 (All Years) X12 (All Years) X15 (All Years) Detroit Diesel Ash Accumulator Reset: 60 Series (EPA 07) and DD Series (EPA 07), & DD Series (2010+) DPF Regen: DD5, DD8, DD13, DD15, DD16 (2008+), & 60 Series (EPA 07) SCR Replacement command: DD Series (2010+) Hino DPF Regen: J08E (2013-Current) International Aftertreatment Maintenance Reset: A26 Aftertreatment Reset command: N9/N10 (2013+) Aftertreatment Reset Derate: N13 DPF Regen: DT/9/10 (2007+) Maxxforce 7 (2007+) Maxxforce 7 KOER (2007 - Current) MaxxForce 11 & 13 (All years) Maxxforce DT/9/10 KOER (2007 - Current) A26 (2017-Current) N9/N10 (2013+) N13 (2013-2016) DPF Replacement Command: N9/N10 (2013+) & A26 DPF Replacement Reset: N13 DPF Reset Command: Maxxforce DT/9/10 (EPA 07+) and Maxxforce 7 (EPA 07+) Key On Engine Running Standard Test: Maxxforce DT/9/10 (EPA 07+) & Maxxforce 7 (EPA 07+) SCR Tamper Fault Reset command: N9/N10 (2013+) & N13 Isuzu DPF Regen: 4HK1 (2014 - 2019) DPF, DEF & SCR Data Reset: 4Hk1 (14+) Mack Aftertreatment Reset Derate: MP7/8 Epa 13+ (Obd2 Connector) DPF Ash and Soot Level Reset: MP7/8 Epa 13+ (Obd2 Connector) DPF Regen: MP7 & MP8 (2013 - Current) Nox sensor reset command: MP7/8 Epa 13+ (Obd2 Connector) PACCAR Aftertreatment Filter Installation: PX (EPA 07+) Aftertreatment Maintenance - Reset All: PX (EPA 07+) DPF Installation: MX 11/13 (EPA 10+) Disable DEF Derate: MX 11/13 (EPA 10+) DPF Regen: MX11/13 (2010-Current) & PX (2007- Current) Volvo DPF Ash and Soot Level Reset: D11/13 EPA 13+ (Obd2 Connector) DPF Regen: D11 & D13 (2013 - Current) Aftertreatment Reset Derate: D11/13 EPA 13+ (Obd2 Connector) Nox sensor reset command: D11/13 EPA 13+ (Obd2 Connector) Coverage The Diesel Decoder was engineered with commercial trucks in mind, but it's also functional with bus, RV, diesel engine, trailers, automotive, and more manufacturers. See Coverage Commercial Truck, Bus & RV Manufacturers Allegro American Coach American Lafrance ASV Autocar Battisti Bluebird Capacity Caterpillar Champion Chrysler Coachmenrv Country Coach Crusader Damon Eldorado Elkhart Entegra Entergracoach E-One Ferrara Fiat Fleetwood Ford Forestriver Foretravel Freightliner Fuso Gillig Global Environment Products GM Hino Holiday Rambler IC International Isuzu Jayco Kalmar Ottawa Kenworth Kme Kovatch Mobile Equipment Mack Magnum Bus Mci Mercedes-Benz Miller Monaco Motor Coach NABI New Flyer Newell Newmar Nexurv Nissan Nova Bus Orion Oshkosh Paccar Peterbilt Pierce Prevost Renegade Roadmaster Rosenbauer Scania Seagrave SMIT Spartan Spartan Fire Spartan Motor Sprinter Starcraft Startrans Sterling Temsa Terex Thomas Built Thormotorcoach TICO Tiffin UD Vermeer Volvo Western Star Winnebago Diesel Engine Manufacturers Cummins Detroit Ford Gillig GM Hino Holiday Rambler IC International Isuzu Mack Maxxforce Mercedes-Benz Mitsubishi Paccar PSI UD Volvo Light Duty Diesel & Gas Powered Trucks Chevy Dodge Ford GMC GM RAM (Non-FCA) Automotive Enjoy the ability to scan everything automotive that uses standard OBDII protocols. The list below is a small sample of manufacturers covered. Audi BMW Buick Cadillac Chevrolet Chrysler Dodge Ford GMC Honda Hummer Hyundai Jeep KIA Land Rover Lexus Lincoln Mazda Mercedes-Benz Mercury Mini Nissan Pontiac Porsche Saturn Smart Subaru Toyota Volkswagen Volvo Trailers When paired with a PLC adapter, the tool can read data of trailers using industry standard protocols. This is not an all inclusive list, but trailers we have tested and verified. Cottrell Extreme Great Dane Lohr MH Eby Merritt Multiquip Polar Tank Trailstar Triton Vermeer Other Systems Allison Bendix Caterpillar Eaton Haldex Wabco Availability The Diesel Decoder is available through various partner companies.Dorman Products: Part # 904-SCAN1-800-523-2492, Dorman Diesel DecoderIDS: Part # TRX-Link310-530-1900, TruckRxRoadWarrior: Part # DECODER-DL-011-877-897-9759, RoadWarrior Diesel Decoder TruckSuite: Part # TS-DD 0122-10001-855-257-7500, TruckSuite Site See a full list of our Authorized Resellers. Maximize Uptime This powerful and affordable tool plugs into any HD truck diagnostic port to deliver real-time data for all major heavy-duty truck makes in North America, including Freightliner, Peterbilt, Mack, Kenworth, Volvo, Western Star, International and many others. Fault Code Info - All Makes and Models Your rig has thrown a fault code. Do you call for repair help? Or keep driving? The Diesel Decoder removes the mystery to help you decide to simply clear the codes and keep rolling, or if and when a repair is needed. Maximize your heavy-duty truck uptime by quickly and reliably detecting all true diagnostic trouble codes and manufacturer-specific fault codes. Deeper Manufacturer Insights The Diesel Decoder stands out from generic telematics and low-cost diagnostic tools because it reads proprietary fault codes, not just generic J1939 faults. This means you get deeper, manufacturer-specific insights into your equipment’s health—helping you pinpoint the exact problem faster and reduce downtime. For Example, those other tools only read SPN-FMI fault codes on PACCAR vehicles, the Diesel Decoder reads the proper P-style OBDII fault codes. This means you get accurate, detailed information, instead of a vague SPN/FMI generic descriptions. With the correct fault code format, you can quickly access the right repair information, saving time, improving accuracy, and getting vehicles back on the road faster. High Power, Low Price Turn your smartphone into a user-friendly HD diagnostic tool. Just download and sync via Bluetooth the free Diesel Decoder smartphone app to view a wide range of vital diagnostic and trip data - at a fraction of the cost of other diagnostic tools. New features and upgrades are delivered directly to the app, eleminating the need for cumbersome update procedures and the cost of replacing expensive diagnostic gear. Diesel Repair Integration For owner-operators and managers of commercial fleets, truck maintenance and repair costs are a fact of life. Diesel Decoder can help manage the costs more efficiently. Using the free app, you can seamlessly connect to the Diesel Laptops comprehensive Diesel Repair Platform digital library to diagnose fault codes and explore your repair and maintenance options. Frequently Asked Questions See what questions other customers are asking. See FAQs Is this device Apple MFI Certified? No, it is not. This is an optional certification program for Apple that lets you integrate with certain Apple platforms and services such as CarPlay, Find My, AirPlay, HomeKit, and others. Our device uses standard Bluetooth technology, which is exempt from the Apple MFI program. Show more