KONNWEI OBD2 Scanner Diagnostic Tool KW330, Check Engine Code Reader with Battery Voltage Test, Live Datastream, Freeze Frame, Car Scanner Diagnostic
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This innovative car error reader has a database with almost 40,000 DTCs for all cars, exceeding the functions of most conventional OBD databases.
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What Stands Out
Product Details
- 【Enhanced OBD2 Scanner】KW330 scanner for car features complete OBDII/EOBD diagnostic capabilities and engine code reader is equipped with battery voltage testing function. OBD2 Scanner can read diagnostic fault codes (DTC), engine fault lights (CEL), clear error codes(only after maintenance), monitor real-time data, freeze frame data, I/M readiness, EVAP leakage test, vehicle information retrieval (VIN/CIN/CVN), and DTC search, on-board monitoring test and ECU information retrieval
- 【Dual Hotkey, Instant Vehicle Diagnostic】The check engine code reader features one-click I/M readiness check hotkey that displays the readiness status of various sensors on screen. This function is only uesed for confirming whether the vehicle meets emission standards AFTER proper repair of emission-related faults. The DTC Lookup hotkey makes it easy to query codes anytime, anywhere, quickly identifying the vehicle system or component causing the problem and narrowing down troubleshooting
- 【40,000+ DTC Lookups】Car code reader has 40,000 built-in DTCs, compared to the 3,000-10,000 typically OBD2 Scanner Diagnostic Tool, this obd scanner diagnostic scanner the DTC library covers tens of thousands of detailed trouble code definitions to quickly identify causes and potential problems, so you can instantly recognize issues without having to search online. If you're considering replacing or upgrading your Check Engine Light Code Reader, this Enhanced fixd car Diagnostic Tool is for you
- 【Real-Time Data Display】OBD2 Scanner Live Data provides real-time data tracking of most key parameters, including RPM, coolant temperature, fuel trim. Real-time viewing of visual dashboards and waveform graphs helps detect problems early,with the waveform graph supporting simultaneous viewing of 4 key parameters. plus this code readers & scan tools supports data review and cloud printing, making repairs easier
- 【Friendly Design and Easy to Use】This code readers & scan tools is plug-and-play, simple and convenient, quiring no phone or subscription, with free upgrades, car code reader and reset tool is very beginner friendly.The OBD2 scanner diagnostic tool features a 2.8-inch color LCD screen with day and night mode themes, making the display easy to read both day and night
| Brand Name | KONNWEI |
| Manufacturer | KONNWEI |
| Included Components | KW330 OBD2 Scanner, Manual |
| Power Source | Battery Powered |
| Operating System | Linux |
| Screen Size | 2.8 Inches (7.1 cm) |
| Brand | KONNWEI |
| Automotive Fit Type | Universal Fit |
| Item Weight | 1.5 lbs (680 grams) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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DIY Mechanics
Ideal for self-repair enthusiasts wanting to troubleshoot their vehicles' issues easily without professional help.
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Everyday Drivers
Perfect for daily drivers who want to monitor vehicle health and catch problems before they worsen.
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Budget-Conscious Users
A cost-effective solution for those who wish to save on mechanic fees by diagnosing issues themselves.
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Professional Technicians
May lack advanced features needed by professionals for in-depth diagnostics in complex automotive systems.
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Older Vehicle Owners
Not suitable for cars older than 1996, limiting usage to specific models only.
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High-End Vehicles
May not effectively diagnose luxury or performance vehicles requiring specialized diagnostic tools and software.
Product Description
Customer Questions & Answers
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Question:
What vehicles is this diagnostic tool compatible with?
Answer: It is compatible with all OBDII vehicles, including cars, light trucks, and SUVs manufactured in the USA from 1996 and in the EU and Asia from 2003. -
Question:
Do I need to charge the device?
Answer: No, the device is powered directly from the vehicle's OBDII data port, requiring no batteries or chargers. -
Question:
Can beginners use this tool?
Answer: Yes, it features simple buttons for immediate DTC retrieval and I/M readiness checks, making it easy for beginners.
KONNWEI Code Readers & Scan Tools Editorial Review
** KONNWEI KW330 OBD2 Scanner Diagnostic Tool** The KONNWEI KW330 OBD2 scanner has garnered a positive reception among users for its affordability and functionality. Many customers find this compact tool to be a game changer for vehicle diagnostics due to its ease of use and quick access to essential data. The scanner plugs in efficiently and begins functioning almost instantly, pulling up trouble codes and definitions without requiring any additional apps or Bluetooth connections. This feature greatly enhances its convenience for casual users and car enthusiasts alike. Owners have praised the bright, color screen and user-friendly menu design, which simplifies navigation and interpretation of the data—even for those without extensive mechanical knowledge. The ability to read and clear diagnostic trouble codes, check emissions readiness, and access real-time data like RPM and engine temperature is highly valued. Users report feeling empowered by having such critical information at their fingertips, often preventing unnecessary trips to the mechanic. Additionally, the KONNWEI KW330 is noted for its solid Construction, making it a durable option for those who want to keep a reliable tool in their glove compartment. Enhancements like battery testing at startup provide practical insights, further solidifying its position as an essential diagnostic device. For anyone looking for an effective and straightforward OBD2 scanner without breaking the bank, the KONNWEI KW330 stands out as an exceptional choice. **
Customer Reviews & Ratings
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5 Star
56%
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4 Star
18%
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3 Star
12%
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2 Star
5%
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1 Star
9%
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Pros
- Quick and accurate diagnostics without needing an app or Bluetooth.
- Bright, easy-to-read color screen.
- Simplified navigation for all users, including beginners.
- Reads and clears error codes, checks emissions readiness, and shows real-time data.
- Solid and durable build quality.
- Compact size, ideal for convenient storage in the glove box.
- Inclusion of battery testing feature.
Cons
- Limited advanced features compared to higher-end models.
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OMR 22
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Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Features & Benefits
- Over 30,000 DTC codes for comprehensive vehicle diagnostics.
- High-quality OBD2 functions to fix engine error messages effectively.
- User-friendly with a 2.8-inch color display for easy reading.
- Quick diagnostic with dedicated buttons for I/M readiness and DTC retrieval.
- Wide compatibility with OBDII vehicles and supports 9 languages.
- No batteries required; powered directly from the vehicle's OBDII port.





