Top 10 Code Readers for Cars and Trucks – Code Readers & Scan Tools

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1. ANCEL

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All Systems Diagnostic Truck Scanner for Semi/HD Truck & Car OBD2 Code Reader, Detroit, ANCEL HD3400 Plus Heavy Duty Truck Scanner Diesel Scan Tool Fit for Cummins, Caterpillar, Paccar with DPF Regen

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ANCEL #ad - Great giftsa full system of lifetime free updates for diesel obd2 scanner with a 5 inches lcd screen and the most widely spoken languages - Spanish and English and with a 1 year seller's warranty, a FREE OBD2 cable and BT200 battery tester valued $35. 99, a professional technical team and customer service to help you at any time. Excellent dpf regenerationthis diesel code reader provides you with powerful dpf capabilities, including activeauto regen, DPD auto regeneration, Exhaust Aftertreatment System etc.

Lifetime free update/pin detectthis heavy duty diagnostic scan tool allow you get the latest version at any time via WIFI update without any additional cost. 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, Terex TR50, ect. Please kindly that perform VCI and application upgrade first, view/email reports, then vehicle database upgrade. Please note that for paccar engines that need to do dpf function after 2017, 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, HD3400 truck diesel scanner also need another crossover adapter to be compatible.

Designed for paccarthe diesel scan tool is compatible with your paccar engine: paccar px-7/px-9, ect. It also cover more fascinating features: one-click activation, feedback, screenshot, printing, pin detect. Oem level dpf function, forced dpr check/regen, passive regen, dpd normal regeneration control, Manual Ash/Ash Service Regenration, DPD forced regeneration, DPF related information reset, differential pressure test, DPR state reset, saving you thousands of dollars on DPF.
BrandANCEL #ad
ManufacturerANCEL #ad
Part NumberHD3400
ModelHD3400

2. FOXWELL

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

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FOXWELL #ad - No battery required, nt301 obd scanner is charged directly from the 16pin DLC in your vehicle. Vehicle cel doctorthe nt301 obd2 scanner enables you to read dTCs, reset monitor, access to emissions readiness status, turn off CELcheck engine light or MIL, read live data and retrieve VIN of your vehicle.

Please notedear customer, if you are not pleased with your NT301 and choose to return it, please kindly mark it unsellable to avoid an used one is resold again to other customers. It is recommended as a necessity in your toolbox and one of the best gifts for Home and Autoshop Mechanics. If any scratches are found, just tear off the screen protector from the upper left or upper right corner. Home necessityopen to global customers. Appreciate very much! warm tipsnt301 car scanner can be used directly with no need for registration or update, as it is already the latest version.

Worthy to ownrecommended by mechanic scotty kilmer on youtube. Smog check helperread/erase and i/m readiness hotkeys make it easy to use the car computer reader right out of the package. Your foxwell's screen is with a tightly-fitting screen protector. Red-yellow-green leds and build-in speaker indicate the readiness status for confident e-missions test. Unique patenteD design, 2. 8" color screen, free lifetime update and 1-year seller assurance with EXCLUSIVE tech and service team.
BrandFOXWELL #ad
ManufacturerFOXWELL #ad
Height6.69 Inches
Length8.66 Inches
Width3.15 Inches
Part NumberNT301
ModelFOXWELL
Warrantyno

3. LAUNCH

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10.1 Inch Bigger Car Scanner, Topology Mapping, Work for HD Trucks, Global Version, LAUNCH X431 V+ PRO 4.0 2023 Elite Scan Tool, AutoAuth FCA SGW, 2-Year Free Update, ECU Online Coding & 35+ Services

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LAUNCH #ad - But, app registration, lack of accessories or diagnostic issues, don't contact LAUNCH TECH USA, please feel free to contact us via launch-aftersales@ outlook. Com or send us your Diagnostic Report, charging, they are another dealer. Buy with confidence: 5-year warranty & 100% original this 100% original launch scanner x431 v+ 4.

0 comes with 5 years warranty; 2 years free WiFi uprade; For any problem with booting, we will help to analyze your cars' problems. 2023 optimized hardware config. Launch x431 v+ pro 4. 0--bi-directional control/active tests this launch bidirectional scan tool can output commands to a vehicle’s ECUs, such as a/c fan, windows, and monitor the operation of the actuators. With quick update frequency, retrieving ecu info, abs, srs, bcm, tCM, BMS, and A/C system, TPMS, viewing live data, you can update it once a week to cover newer models.

To boost business & maximize profit, Porsche, Nissan-GTR, Audi, Hyundai, etc. All make it much more professional and accurate to fix various models. Launch x431 v+ pro 4. 0--full system diagnostics & quick update frequency this all-system scanner can perform oe-level diagnosis and analysis on all available systems: ecm, and performing active tests & service functions, etc. Through reading/erasing codes, X431 V+ 4. 0 evaluates the car’s health status for 100000+ models.
BrandLAUNCH #ad
ManufacturerLAUNCH #ad
Height9.84 Inches
Length13.78 Inches
Weight13.23 Pounds
Width5.91 Inches
Part NumberLAUNCH X431 V+
ModelLAUNCH X431 V+
Warranty5 Years Warranty

4. NEXAS

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NEXAS NL102 Plus Full Systems Heavy Duty Truck Scan Tool DPF Regeneration Tool HDOBD/ EOBD/ OBD Diagnostic Scanner with Oil Reset Sensor Calibration Truck & Car 2 in 1 Code Reader 2023 New Version

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NEXAS #ad - All obd/eobd diagnosisnl102 plus supports both all 12v and all 24v truck, 9 pin and 16 pin adapters for different interfaces. Nl102p's tool helps you re-awaken the engine power When the diesel p-articulates of the engine accumulate. Including engine, live data, fuel system and more, braking system, abs, e-xhaust, which are in compliance with J1939, Drivetrain, Suspension, j1708 and j1587 protocols, Cluster, ESP, Transmission, Instrument Panel, Body Control, Cab Climate, P-articular, Suspension, It includes almost American HD trucksClass4-Class8.

Powerful coverage for trucksnl102p diagnostic scanner support all truck standard protocols saej1939/ j1587/ j1708, fuso, it work on heavy duty trucks/ mini vans/ buses/ pickups, DAF, STEYR, Scania, Renault, Caterpillar, Kenworth, maxxforce, Detroit, International, SISU, Iveco, Hino, Man, Mack, john deere, Volvo, Peterbilt, Seddon-Atkinson, Westernstar, foden, freightliner, Sterling, ISUZU, ERF, Paccar, full systems are compatible with Cummings, ect;all cars/ mini truck/ light duty from 1996. Professional dpf regeneration toolforce dpf regen work on cummings, isuzu, d-o-c cleaning procedures, dpf regeneration in parking, supported advanced features: DPF Regeneration, Maxxforce, DPF Regeneration in Driving, detroit, it covers almost all US trucks, HINO engine, DPF Onboard.

Built in a dtc lookup library you can find the related code definition to help you determine if your car needs repair. One nl102 plus is enough for all diagnosis. It will save $800-$2500 for truck owners a year. Farewell to expensive update fee of other truck scanner, you can enjoy life-time free software upgrade. When the replacement of engine oil is done, the truck system calculates when to change the engine oil and filter based on vehicle use.
BrandNEXAS #ad
ManufacturerNEXAS #ad
Height2.7 Inches
Length10.1 Inches
Weight2.2 Pounds
Width7.2 Inches
Part NumberLUM*NX-NL102P+FBA
ModelLUM*NX-NL102P+FBA
Warranty12 Months Warranty

5. NEXAS

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Heavy Duty Truck Code Reader F506 PRO Enhanced Full System Diagnostic Scan Tool for DPF Reset & Regeneration and Diesel OBD Oil Reset with Engine at ABS SRS SPN for Truck and Car 2023 Elite Version

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NEXAS #ad - Added dpf reset / engine oil reset and set separate menu and OEM full system diagnosis for Fuso Hino Isuzu UD. This durable tool is ruggedly built, perfect for both shop and road tests. Truck owner necessity-the f506 pro truck scanner comes with 6 years warranty, new processor and new software, aims at providing you the best diagnostic experience. Not only can work on freightliner, man, paccar, kenworth, volvo, sterling, international, erf, peterbilt, Caterpillar, Daf, Renault, Seddon-Atikinson, ISUZU, Scania, Foden, Sisu, Steyr, Western Star, Mack, hino and more diesel trucks; but also can support all cars, mini vans and light duty vehicles after 1996.

Diesel obd & obdii diagnosis - f506 pro supports real-time data of the truck and detect diesel obd systemsuch as: srs, uds, i/m readiness, percent acceleration pedal position, Service Reset, Battery voltage, BCM, Motor Control, live data, pdf, read/ erase fault codes, SWS, ESCOT, HSA, Graph live datasuch as: Engine speed, Blocker, CFS, intercooler temperature, Freeze Frame, clutch system, etc;general obd functions: Read ECU Information, Component Test, Integrated Control, O2 Monitor Test, etc.

Wide truck coverage-f506 pro works on almost truck with j1587 j1708 and j1939 pand all obd2 standard protocols. Advanced features for truck scanner - f506 pro heavy duty scanner features with advanced functions. The response and operating speed increased by 120% at the same time. Dpf reset & regeneration and engine oil reset - oem level dpf regeneration function fit for hino fuso isuzu ud, forced dpr regeneration, including DPF Regeneration, etc; OEM level Engine Oil Reset function fit for HINO FUSO ISUZUwork on UD engine, DPF Related Information Reset, bluetec, differential pressure check, dpD Forced Regeneration, but can not support oil light function provides you with the highest quality maintenance, DPF Reset, dpr state reset, Ensure your driving safety.
BrandNEXAS #ad
ManufacturerNEXAS&S #ad
Height1.3 Inches
Length8.5 Inches
Weight0.75 Pounds
Width5.9 Inches
Part NumberNEXAS
ModelF506pro
Warranty1 Year

6. ANCEL

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ANCEL Heavy Duty Truck Scanner HD601 PRO All System Diesel Diagnostic Scan Tool for Cummins, International, Paccar, Detroit, Check Engine for Truck & Car 2 in 1 Code Reader, Freightliner

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ANCEL #ad - Friendly design, simple and convenient, and very friendly for beginners. In addition to reading codes, 9 and 16 pin cables that allow you to easily turn off the CEL light. Enhanced diesel obd scanneras a 2-in-1 code reader, it is also equipped with 6, clearing codes and displaying live data in a text or graphic format for trucks, you can also retrieve vehicle information, view freeze frames and look up DTCs. Dtc library+life time free updatethe built-in dtc library allows you to retrieve the codes directly without searching for the definition in the book.

In addition, the processor is super-fast and responds without lagging, Easy of UseThis scanner is plug and play, providing maximum comfort and efficiency in diagnostic and service work. To ensure that this device works with different engines, it supports the latest ISO27145 and Euro6 protocols and enables diagnosis of car and truck engines. Whether you are a professional mechanic or a diy car owner, you get a lifetime free internet updates, HD601 diesel scanner explains the existing problem, makes it easier for you to understand the codes definition and fix the problem faster. Extensive compatibilityafter the upgrade, sae j1708, peterbilt, iso 27145-4 and euro6. It also check engine diagnosis on most cars, perkins, class 4-class 8 trucks, the compatibility is wider and more accurate! HD601 PRO heavy duty truck scanner supports all major truck models that comply with standard protocols SAE J1939, Detroit, ISO 14230-4, minivans and light trucks from 1996 and latest.

With improved buttons for easy menu navigation. Oe-level full system diagnostichd601 pro diesel scanner supports all system scans of heavy trucks compliant with standard protocols sae j1939 & j1708, Allison, Transmission, Caterpillar, EPS, Fuel System, Wabaco, BendixWabash, you can get deep analysis data about the system and do some repairs by yourself, etc, Detroit, ABS, Haldex, Maxxforce, eaton heavy trucks, Perkins, It is a great scan tool for Cummins, such as Engine, ESP, Braking System, With this truck tool, saving much time and money.
BrandANCEL #ad
ManufacturerANCEL #ad
Height3.82 Inches
Length6.5 Inches
Width1.3 Inches
Part NumberHD601 PRO

7. NEXAS

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NEXAS Heavy Duty Truck Scanner NL102 Elite OBD EOBD HDOBD All System Diesel Diagnostic Scan Tool with Engine DPF ABS EPS SPN Transmission Drivetrain for HD Truck & Car 2in1 Codes Reader2023 Version

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NEXAS #ad - Meanwhile, i/m readness, evap test, erase codes, live data, O2 sensor Test, It supports multi-languages English, it can read codes, Spain to help you break the language barrier. Professional battery test & hotkey “?”help the nl102 elite truck scanner can collect the real-time battery voltage, our product will define the error message, please press "?" button directly when a question mark "?" show on the screen, then refer to the voltage parameters in the system to compare, you can better know the battery health status or expected remaining life.

Professional full systems check on heavy duty trucknexas nl102 elite heavy duty truck scanner has been fully upgraded, instrument panel, braking system, fuel System and etc. As for "?" button, you can refer to the definition information to determine. Most surprisingly, its diagnostic accuracy can reach 100%. Not only can work on freightliner, foden, erf, steyr, man, Sterling, Peterbilt, Mack, Caterpillar, International, Kenworth, Western Star, mini vans and light duty vehicles after 1996.

Our scanner via 2. 8" tft 262k true color lcd display screen to indicate the test results, with the comfortable keypad you can easy to access the each of menu, the menu layout on the screen is easy to understand and you will no trouble to figuring out how to do what you needed. All special performance you will find herenl102 elite truck scanner features with advanced functions, it supports many electronic modules, body, which provide you with unique diagnostics, such as suspension systems, including powertrain, electrical, etc. Like other proffesional codes reader, etc for truck and cars.
BrandNEXAS #ad
ManufacturerNEXAS #ad
Height3 Inches
Length10 Inches
Weight1.8 Pounds
Width7.2 Inches
Part NumberNEXAS
ModelLUM*NX-NL102+SC
Warranty12 Months Warranty

8. ANCEL

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ANCEL HD3500 Pickup Truck OBD2 Scanner with Bidirectional/Service Reset, All Systems Diesel Diagnostic Tool Light Truck & Car 2 in 1 Code Reader for Ford/Dodge/Chevy/GMC/Toyota/Honda/Nissan/Isuzu

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ANCEL #ad - You can save and print pre/Post-scan Report with HD3500 code reader for cars and trucks. Pre-scan & post-scanit is a position statement re- and post-repair system scanning, issued by the automotive Service Association ASA. Lifetime free update & other functionsancel hd3500 diesel code reader allow you get the latest version at any time with free update via WIFI.

It also covers more advanced features: one-click activation, pin detect, screenshot, printing, such as ABS/ airbagSRS/ Engine/ Transmission systems, view/email reports, ect. Full dpf functionsthis diesel scan tool provides you with fulll dpf functions, dpf/dpd regeneration, dpf reset, dpf/catalyst 2 reset etc. Moreover, sae j1850 pwm, j1939, j27145, iso 9141-2, iso 14230-4, the diesel scanner diagnostic tool with 16GB TF card, 5 inches LCD screen and the most widely spoken languages - Spanish and English. The hd3500 diesel diagnostic tool comes with oem level dpf functionality, including activeauto regeneration, DPF/DP parameter reset, passive regeneration, DPF Pressure Sensor Learn/Reset, DPF Regeneration Suspension, DPF Replacement, saving you the cost of purchasing a DPF.

And it can support all-system scans, feedback, etc. Designed for small & medium trucksancel hd3500 pickup truck scanner can read/clear codes, etc. Free battery testerwe offer an extra gift-free bt200 battery tester valued $35. 99via the “add both to cart” button near the promotion description and you will get them for free, a professional technical team and customer service to help at any time. The pre-scan report allows the repair store to show the customer what problems exist with the vehicle.
BrandANCEL #ad
ManufacturerANCEL #ad
Part NumberHD3500

9. ANCEL

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Diesel Diagnostic Scan Tool Truck & Car 2 in 1 Code Reader, ANCEL HD3400 Pro Heavy Duty Truck Scanner, All Systems OBD2 Scanner with DPF Regen for Cummins Detroit Caterpillar Paccar Engine

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ANCEL #ad - Full obdii & hd obd truck & car 2-in-1 the ancel hd3400 pro not only is a 12v car obd2 scanner with full obdii functions, read Live data stream, read vehicle information and more, so that you can get accurate information, but also is a 24V heavy duty diagnostic scanner with Full HD OBD functions, Such as read codes, clear codes, save time and money in maintenance.

Pin detect function+lifetime free updatepin detect function is used to diagnose the connection status of the OBD inter face and detect whether the pins are damaged. All systems diagnosis in addition to the full obdii & hd obd functions, sas, including ABS, Transmission, This heavy duty truck scanner also supports all systems, BCM, tcm, engine, BMS, fuel system, epb, SRS, ecm, Light System and A/C system.  . This diesel code reader also allow you get the latest version at any time with free update via WIFI. It also covers more advanced features: one-click activation, feedback, view/email reports, pin detect, printing, screenshot, ect.

Wide heavy duty compatibilityancel hd3400 pro diesel scan tool supports standard hd obd protocols the latest j27145 included, loneStar, vnl 300/400/740/760, mv series, lt series, Caterpillar and Paccar. Model includes f650/f750, ram2500/3500/4500/5500, support engine includes cummins, HX Series, Detroit, which covers all major heavy truck models, VNL 860/300/400/740 and more. Enhanced dpf regen toolthis diesel scan tool support oem-level dpf function for Cummins, DPR state reset, Caterpillar, passive regen, DPF related information reset, Detroit, Paccar engine. Including activeauto regen, DPD forced regen etc.
BrandANCEL #ad
ManufacturerANCEL #ad
Part NumberHD3400-R
ModelHD3400-R
Warranty1 year warranty

10. FOXWELL

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EVAP Live Data Car Obd2 Scanner Diagnostic Tool, 2 in 1 NT301Plus Check Engine Code Reader Scan Tool 12V 100-2000 CCA Battery Charging Cranking Test, Upgraded NT301 FOXWELL OBD2 Scanner Battery Tester

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FOXWELL #ad - Wide compatibility, golf cart, suvs, pls contact us. Multilingual, spanish, lifetime free updatefoxwell obd2 scanner provides multilingual for English, french, German, Japaness and so on. Lifetime free upgrade via windows 7/8/10 to keep you stay current with the latest development of diagnosis. Dtc lookup to help repairthe built-in dtc library with 10w+ detailed definition helps you understand the specific engine faults.

Additional functions - obdii scanner can help you to identify failing battery1️⃣battery health test to check the battery working condition to help you avoid battery damage from unnecessary recharges, 3️⃣Read Battery Voltage to detect faults/bad cells to judge the batteries die or not, 2️⃣Charging System Test to check the working condition of generator/rectifier diode/charging current, 4️⃣ StartingCranking System Test to check the working condition of starter motor. Note: this car scanner diagnostic for all cars don't support alternator load test. Purchase notedear customer, if you reciew a wrong item and wrong product box or label, please kindly mark it unsellabledamaged to avoid an wrong one is resold again to other customers.

More accurate foxwell automotive scanner battery testerthe obd reader can check kind of battery conditions such as volts, measured value, AGM flat plate, CA, soc, including regular flooded, SEA, DIN, JIS, IEC, EN, soh and res and multiple rating systems - CCA, MCA, AGM spiral and GEL batteries. Features with colored led lights and build-in beeper provide both visual and audible reminders for e-m-ission check and DTCs. Appreciate very much! kindly note: logo and brand name of any car brand appeared in the detail page is to descripe the item is compatible with these car brands.
BrandFOXWELL #ad
ManufacturerFOXWELL #ad
Height5.71 Inches
Length3.7 Inches
Weight1.32 Pounds
Width1.26 Inches
Part NumberNT301 Plus
ModelNT301 Plus