Top 10 Best Obd2 Scanner for Audi A4 Series

1ANCEL VD500 OBD2 Scanner Diagnostic Tool for Volkswagen VW Audi Skoda Seat Diagnosis Check Engine Light EPB ABS SRS Code Reader Oil Throttle Position Adaption Brake Pad Reset

Best in Budget

• 【Designed for Volkswagen(VAG) Cars Diagnostics】The VD500 OBD2 scanner is specifically designed to diagnose Volkswagen Group (Fits for VW/Audi/Skoda/ SEAT) 12-volt 16-pin vehicles, but can also be used with other 12-volt (non-Volkswagen) and light trucks (non-electric) vehicles manufactured in 1996 or later that are OBD II -compliant with standard 16-pin OBD II protocols (J1850 VPM, J1850PWM, ISO9141, KWP 2000 and CAN). For non-VAG vehicles, the scanner only supports basic OBD2 engine diagnostic functions, and does not support any special functions. Compatibility with new vehicles manufactured after 2024 cannot be guaranteed. Please check compatibility before purchase
• 【Basic + Special Advanced Functions for VAG Vehicle】The scan tool for vw can not only read and clear codes on engine, ABS, transmission, SAS (Only available for VAG vehicles via the 'V/A Diagnostics' menu.), ESP, TPMS and other systems, but also reset the oil, brake pad(epb service) and throttle position adaption. Not all VAG vehicles support all functions. Please contact us before purchase with your vehicle model, year, VIN, and the function you need. NOTE: Make sure all vehicle faults have been resolved before attempting to clear the error code. VD500 does not support fault diagnosis for electric vehicles or vehicles with alternative powertrains
• 【Plug and Play, No Complex Connection】The obd2 scanner diagnostic tool is truly plug-and-play—no complicated networking or batteries required
• 【Full Access, No Hidden Costs】Pay Once, Own Forever. Unlike other detectors that charge extra for features, the ANCEL VD500 obd2 scanner is 100% no extra additional charges, with no hidden costs. The full functionality is accessible, and the system upgrade is included, a favorite choice among customers. We also provide lifetime free technical support to help with compatibility checks, setup, and troubleshooting. If you receive a used, damaged, or defective product, please contact us immediately for assistance
• 【Wide Compatibility for Volkswagen Cars】The VD500 diagnostic scanner fits for VW (CC, EOS, Golf, GTI, Jetta, Passat, Phaeton, Polo, Rabbit, Sharan, Tiguan, Touran, Touareg); fits for Audi (A3, A4, A6, A7, A8, A5, Q3, Q5, Q7, R8, RS3, TT, RS, RS5, S4, S6); fits for Skoda (Octavia, Rapid, Yeti, Kodiaq, Fabio, Superb); fits for SEAT (Leon, Ateca, Ibiza, Altea, Cushion, Cord, Alhambra) Diagnostics

2ANCEL AD310 Classic Enhanced Universal OBD II Scanner Car Engine Fault Code Reader CAN Diagnostic Scan Tool, Read and Clear Error Codes for 1996 or Newer OBD2 Protocol Vehicle (Black)

Editor’s Pick

• CEL Doctor: The ANCEL AD310 is one of the best-selling OBD II scanners on the market and is recommended by Scotty Kilmer, a YouTuber and auto mechanic. It can easily determine the cause of the check engine light coming on. After repairing the vehicle's problems, it can quickly read and clear diagnostic trouble codes of emission system, read live data & hard memory data, view freeze frame, I/M monitor readiness and collect vehicle information
• Sturdy and Compact: Equipped with a 2.5 foot cable made of very thick, flexible insulation. It is important to have a sturdy scanner as it can easily fall to the ground when working in a car. The AD310 OBD2 scanner is a well-constructed mechanic tool with a sleek design. It weighs 12 ounces and measures 8.9 x 6.9 x 1.4 inches. Thanks to its compact design and light weight, transporting the device is not a problem. The buttons are clearly labelled and the screen is large and displays results clearly
• Accurate Fast and Easy to Use: The AD310 scanner can help you or your mechanic understand if your car is in good condition, provides exceptionally accurate and fast results, reads and clears engine trouble emission codes in seconds after you fixed the problem. This device will let you know immediately and fix the problem right away without any car knowledge. No need for batteries or a charger, get power directly from the OBDII Data Link Connector in your vehicle
• OBDII Protocols and Car Compatibility: Many cheap scan tools do not really support all OBD2 protocols. AD310 scanner as it can support all OBDII protocols such as KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN. This device also has extensive vehicle compatibility with 1996 US-based, 2000 EU-based and Asian cars, light trucks, SUVs, as well as newer OBD2 and CAN vehicles both domestic and foreign. Pls confirm with our customer service whether it is compatible with your vehicle before purchasing
• Home Necessity and Worthy to Own: This is an excellent code reader to travel or home with as it weighs less and it is compact in design. You can easily slide it in your backpack as you head to the garage, or put it on the dashboard, this will be a great fit for you. The AD310 is not only portable, but also accurate and fast in performance. Moreover, it covers various car brands and is suitable for people who just need a code reader to check their car

3AUTOPHIX 5600 OBD2 Scanner fit for VW Volkswagen Audi Skoda Seat,Full System Diagnostic Tool with ABS SRS TCM Etc,EPB TPMS Oil Reset VW Battery Registration Tool, No App or Subscription

People’s Choice

• Built for VW & Audi Owners Who Want More Than a Basic Code Reader – The AUTOPHIX 5600 is designed specifically for most Volkswagen and Audi Skoda vehicles from 1996- 2019, with support for select Skoda and SEAT models before 1996-2019（not compatible with other car brands）. Unlike basic OBD2 scanners that only read engine codes, it helps access available systems including ABS, SRS, Transmission, TPMS, and more on supported VAG vehicles. Ideal for DIY owners who want more control over maintenance, warning lights, and everyday troubleshooting.
• Stop Guessing Why Warning Lights Keep Coming Back – Easily read and clear fault codes, view live vehicle data, and better understand what your vehicle is trying to tell you before small issues become expensive repairs. Whether you're dealing with a Check Engine Light, brake warning, battery issue, or transmission alert, this scanner helps you identify problem areas faster and with more confidence.
• Handle Common VW/Audi Maintenance at Home – Replaced your battery? Changed brake pads? Need to reset the oil service light? The scanner supports popular VAG maintenance functions including Battery Registration, EPB Reset, Oil Reset, TPMS Reset, and Throttle Adaptation on supported models（Note: Only applicable to some models with electronic throttle; not suitable for mechanical cable throttle）and does not include ABS/SRS Reset. Perfect for routine maintenance, DIY repairs, and used vehicle inspections. Functions vary by vehicle year and module configuration.
• No App, No Bluetooth Pairing, No Subscription Fees – Skip unstable wireless connections and monthly app charges. This standalone handheld vw scan tool works directly through your vehicle's OBD2 port—just plug it in and start diagnosing. Simple menus and a clear live data display make it beginner-friendly while still offering advanced functions for experienced users.
• Designed for Long-Term VW/Audi Ownership – In addition to advanced VAG diagnostics, this diagnostic tool also supports standard OBD2 functions for most 1996 and newer U.S. vehicles. Read and clear Check Engine codes, monitor live engine data, and check I/M readiness status before emissions inspections. Includes lifetime free software updates with no activation fees or paid unlocks. Not sure if your vehicle supports specific functions? Contact us before purchase and we’ll help verify compatibility.

42026 LAUNCH Creader Elite V3.0 OBD2 Scanner for VW Audi Skoda Seat

• 【All-In-One Diagnostic Tool fit for VW Owner】2026 LAUNCH Creader Elite V3.0 OBD2 Scanner for VW and Audi, equipped with advanced Android 8.1 OS & 4'' Touchscreen, which fast boot-upping to make the diagnostic process smoother. Also be feature-rich, supported OE Full System Diagnosis, All Reset Service, Bi-directional Control, Battery Register, 10 Full OBD2 Functions, Auto VIN, Lifetime Free Update, etc. A Must Have for VW/Audi/Skoda/Seat Owner.
• 【Powerful Bi-Directional Control/Active Test】Still guessing which part is faulty? LAUNCH Creader Elite V3.0 fit for vw and audi obd2 scanner, it allows you to control many systems/components on VW/Audi/Skoda/Seat cars, helping you to check if the car actuators are all in good condition, without using the vehicle controls. And you can use this scanner for vag to recalibrate, readapt or reconfigure certain components after making repairs or re-placement.
• 【Customize Your Car Easily】2026 LAUNCH Creader Elite V3.0 fit for VW and Audi bidirectional scan tool has fully upgraded. It also supports Flash Hidden Functions, Customize OE-settings, Component Matching, etc. to help major maintenance and repair tasks. Please check compatibility with us before purchasing.
• 【All Free Maintenance Services, Meet Your Daily Need】This LAUNCH Creader Elite V3.0 diagnostic tool for VW/Audi/Bentley/Seat/Skoda/lamborg comes with ALL FREE special functions, including ABS Bleeding, SAS Reset, Battery Registration, Oil Reset, EPB Reset, Throttle Speed Relearn, Transmission Adaption, DPF Regeneration Reset, TPMS Reset, Suspension, etc. 📧Funcitons vary by models. Please check compatibility with us before purchasing.
• 【OE-Level Full Systems Diagnostic, Make Full Check for Car】2026 newly upgraded LAUNCH Creader Elite V3.0 car code reader fit for VW/Audi/Bentley/Seat/Skoda/lamborg, provides you with all-around & in-depth diagnostic for all available modules, quickly identify vehicle faults. This professional diagnostic scanner also can read/clear codes, view live data stream and freeze frame, read ECU information, perform special functions and active test to maintain the car systems safely and efficiently.

5ANCEL VD700 OBD2 Diagnostic Code Reader Scan Tool Fit for Volkswagen Audi VW Skoda Seat, All Functions OBD11 Scanner for VAG Vehicles with Battery Registration EPB Reset (Upgraded VD500)

• 【Professional Advanced Diagnostic Tool for VW Owners】The ANCEL VD700, an upgraded version of the ANCEL VD500, is an advanced scan tool designed for VW owners. (Note: Only compatible with vehicles before 2023 and does not work with battery electric vehicles (BEVs).) It offers full-system diagnostics and professional maintenance functions (varies by vehicle model, year, configuration, and installed modules). Compared with having these service done by a shop, this obd2 scanner for VW will save you a bunch of money and time
• 【All-in-One Specific Functions for VAG Vehicles】Having trouble with your VAG vehicle? The ANCEL VD700 offers comprehensive maintenance functions, including throttle position adaptation, brake pad reset (EPB only), TPMS reset (not programming/relearn), steering angle learning, oil service reset, injector learning, and battery registration (not coding/programming; same-spec battery only), etc. May help with certain supported functions. (NOTE: No ABS Bleeding/ECU/module/battery coding, programming, reprogramming, or software writing. Special features vary by vehicle. Please provide your car model and year and contact us for details.)
• 【Full-System Diagnostic, Locate Problem for VAG Vehicles】 The ANCEL VD700 code reader for VW supports full-system diagnostics (varies by vehicle model, year, configuration, and installed modules), such as ABS, SAS, SRS, ESP, TPMS, Transmission, Engine, Immobilizer, and Battery systems. Efficiently help you diagnose vehicle issues, prevent potential problems, and ensure your vehicle remains in top condition. NOTE: Before clearing the fault codes, ensure the faults have been repaired; if the fault remains, the code may return
• 【No Hidden Costs, No Extra Charges】Tired of hidden charges? Unlike other devices that require additional fees, ANCEL VD700 offers 100% full access to all included supported features, with no hidden costs or subscription fees. Function availability varies by vehicle. Help you enjoy peace of mind and save maintenance costs
• 【Lifetime F-ree Update Service】VD700 code reader via 2.8 inch screen 2 colors UI theme and 11 display languages to display test results. Lifetime free software updates and special feedback function available to fix the latest bugs or add new parameters. Just download the software from the official website and then follow the on-screen instructions to install it. The update software fits for Windows 7/8/10/11; Mac OS is not supported for software update

6BlueDriver OBD2 Scanner Bluetooth, No Subscription, ABS SRS TPMS

• [Diagnose Like a Pro] BlueDriver Pro is a professional OBD2 scanner and diagnostic tool that helps you scan, understand, and clear vehicle trouble codes with confidence. Turn your phone into a powerful car diagnostic scanner—no guesswork, no unnecessary repairs.
• [Read and Clear More Codes Than Ever] Read and clear more codes than basic car code readers. Access enhanced diagnostics for Check Engine, ABS, SRS, Airbag, TPMS, Transmission, and more on supported vehicles, including expanded coverage on newer model years.
• [Verified Fixes and Real-Time Data] Get unlimited, technician-verified repair reports matched to your VIN, with definitions, causes, and confirmed fixes. Monitor live vehicle data as you drive, view freeze frames, check smog readiness, and analyze Mode 6 test results.
• [Expanded Make & Model Coverage] Optimized for today's vehicles with strong support for GM, Ford, Stellantis (RAM, Jeep, Chrysler), Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW, and VW. Enhanced communication on select 2024+ Nissan and Mazda models (see compatibility chart).
• [Gas Vehicles 1996+ & Select Light-Duty Trucks] Works with all gas-powered vehicles made in 1996 or newer, plus select light-duty trucks and diesels, including F-250, RAM 2500, Silverado, and Sierra. Built for daily drivers, family vehicles, and real-world truck use.

7BlueDriver OBD2 Scanner Bluetooth, No Subscription, ABS SRS TPMS

• [Diagnose Like a Pro] BlueDriver Pro is a professional OBD2 scanner and diagnostic tool that helps you scan, understand, and clear vehicle trouble codes with confidence. Turn your phone into a powerful car diagnostic scanner—no guesswork, no unnecessary repairs.
• [Read and Clear More Codes Than Ever] Read and clear more codes than basic car code readers. Access enhanced diagnostics for Check Engine, ABS, SRS, Airbag, TPMS, Transmission.
• [Verified Fixes and Real-Time Data] Get unlimited, technician-verified repair reports matched to your VIN, with definitions, causes, and confirmed fixes. Monitor live vehicle data as you drive, view freeze frames, check smog readiness, and analyze Mode 6 test results.
• [Wireless & Bluetooth Enabled] – Say goodbye to wires. BlueDriver connects with Bluetooth via your phone/tablet to a sensor that plugs into your car's OBDII port. Get all of the capabilities of an expensive code reader & scan tool without any annoying wires.
• [Broad Make & Model Coverage] Strong support for GM, Ford, Stellantis (RAM, Jeep, Chrysler), Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW, and VW.

8VDIAGTOOL VD10 OBD2 Scanner Check Engine Code Reader Car Diagnostic Tool

• 【A MUST-HAVE SCANNER TOOL FOR DIYERS】 – VDIAGTOOL VD10 car code reader is an incredibly useful, handheld obd2 scanner for each car owner or hobbyist, even for those with little to no experience when it comes to vehicle mechanics! Similar to a fixd car diagnostic tool, using this car diagnostic scanner is extremely easy. All you have to do is attach it to your car OBDII port and you can diagnose car problems in seconds! Read Codes (DTCs); Clear Codes; Live Data; View Freeze Frame; I/M Readiness; Vehicle Information.
• 【KEEP ENGINE IN GOOD STATUS】 – VDIAGTOOL check engine code reader brings a fast access to scan, read the car fault code, show its definition on the screen instantly, troubleshooting to find the root causes of problems, erase the engine fault code and turn off the MIL (Malfunction Indicator Light). Similar to a fixd car diagnostic tool, this car code reader helps ensure your engine stays in top condition.
• 【READ/CLEAR CODES & DTC LOOKUP】- No search online & saving your time, this vehicle car code reader retrieves generic (P0, P2, P3, and U0), manufacturer specific (P1, P3, and U1) codes, pending codes and displays DTC definitions based on the built-in database(more than 3000 codes) on the TFT screen, find out the root causes and clear the codes after fixed.
• 【ENHANCED OBD2 SCANNER WITH LIVE DATA & RETRIEVE FREEZE FRAME】 – This diagnostic scan tool for accurate diagnosis enables you to retrieve data from vehicle sensors, such as Engine RPM, Intake air temperature, Short/Long term fuel, Misfire data and etc. The freeze frame is stored in the PCM together with the diagnostic trouble code (DTC) related to the fault. Comparable to a fixd car diagnostic tool, the VD10 car code reader car scanner can be a valuable & practical diagnostic aid and also greatly help when diagnosing intermittent problems.
• 【I/M READINESS for THE S-nn-0-g CHECK】- OBDII vehicle may not pass the annual inspection unless the required monitors since reset are complete. So you should at least read the readiness monitors and make sure they are ready. This car obd2 scanner diagnostic tool is equipped with I/M readiness function to check the operations of the e-m-issi0n system on OBD2 compliant vehicles, run I/M monitor readiness test, checking if the pass vehicle s-m-0-g inspection.

9ANCEL AD410 Enhanced OBD2 Scanner, Vehicle Code Reader for Check Engine Light, Automotive OBD II Scanner Fault Diagnosis, OBDII Scan Tool for All OBDII Cars 1996+, Black/Yellow

• Understand Your Check Engine Light – The ANCEL AD410 OBD2 scanner helps everyday drivers quickly read and clear engine-related fault codes, view code definitions, and understand why the check engine light is on before visiting a repair shop. With 42,000+ built-in DTC lookups, this car code reader helps reduce guesswork and makes basic vehicle diagnostics easier for beginners and DIY users
• Full OBD2 Diagnostics Made Simple – More than a basic engine code reader, this OBD2 scanner diagnostic tool supports key OBDII functions including reading/clearing codes, live data, freeze frame, I/M readiness, O2 sensor test, EVAP test, vehicle information, and MIL status. It helps you check your car’s condition, verify repairs after the issue is fixed, and communicate with mechanics more confidently
• Live Date & Real-time Vehicle Insights – View real-time engine data such as RPM, coolant temperature, fuel trim, oxygen sensor readings, and other available OBD2 parameters directly on the screen. These live data readings help you better understand how your vehicle is running, spot abnormal patterns, and make more informed repair decisions instead of relying only on a warning light
• Smog Check Readiness At A Glance – Use the I/M readiness function before a smog check or emissions inspection to see whether your vehicle’s monitors are ready. This OBD2 code scanner helps you confirm if recent repairs have brought the system back to a ready state, reducing the chance of failed inspections, retests, wasted trips, and unnecessary inspection fees
• Works With Most OBD2 Vehicles – Compatible with most 1996 and newer U.S.-based OBD2 cars, SUVs, and light trucks, as well as many 2000 and newer EU/Asian OBD2 vehicles. Supports major OBDII protocols including CAN, ISO9141, KWP2000, J1850 VPW, and J1850 PWM. This automotive diagnostic scanner is designed for wide vehicle coverage; please check compatibility with your vehicle before purchase

10Innova 5210 OBD2 Scanner & Engine Code Reader, Battery Tester, Live Data, Oil Reset, Car Diagnostic Tool for Most Vehicles, Bluetooth Compatible with America's Top Car Repair App

• OBD2 SCANNER & BATTERY TESTER IN ONE – The INNOVA 5210 OBD2 scanner not only reads and clears check engine light and ABS codes (coverage may vary) but also functions as a car battery tester to check alternator health and prevent unexpected breakdowns.
• LIVE DATA & REAL-TIME DIAGNOSTICS – Get instant access to OBD2 live data, including RPM, engine temperature, fuel trims, and oxygen sensor readings. The drive cycle readiness feature helps pass smog tests and emissions inspections with ease.
• ENGINE CODE READER – This automotive diagnostic tool works with most US, Asian, and European vehicles from 1996 and newer, including Toyota, Ford, Honda, Chevrolet, Nissan, Dodge, and more. Read and erase ABS (coverage may vary) and engine trouble codes with pinpoint accuracy. Please use Innova's Coverage Checker to verify coverage.
• OIL RESET & SMOG CHECK READINESS – The built-in oil light reset feature allows DIYers and mechanics to properly reset maintenance lights after an oil change. Check I/M readiness status to ensure your car is ready for an emissions test.
• NO SUBSCRIPTIONS – VERIFIED FIXES WITH FREE APP – Unlike other OBD2 code readers, the INNOVA 5210 provides verified fixes based on real-world repairs from ASE-certified mechanics. Trusted by 4M users, the RepairSolutions2 app on iPhone & Android gives you step-by-step repair guidance, suggested parts, and cost estimates—no extra fees or hidden subscriptions!