---
product_id: 276502735
title: "KW850 Professional OBD2 Scanner Auto Code Reader Car Diagnostic Tool Check Engine Light Scan Tool OBD II Cars After 2003"
brand: "konnwei"
price: "Bs.3313"
currency: BOB
in_stock: true
reviews_count: 5
category: "Konnwei"
url: https://www.desertcart.bo/products/276502735-kw850-professional-obd2-scanner-auto-code-reader-car-diagnostic-tool
store_origin: BO
region: Bolivia
---

# 2.8'' color LCD display 4.5' extra-long diagnostic cable 8000+ built-in code definitions KW850 Professional OBD2 Scanner Auto Code Reader Car Diagnostic Tool Check Engine Light Scan Tool OBD II Cars After 2003

**Brand:** konnwei
**Price:** Bs.3313
**Availability:** ✅ In Stock

## Summary

> 🚗 Unlock your car’s secrets before your mechanic does!

## Quick Answers

- **What is this?** KW850 Professional OBD2 Scanner Auto Code Reader Car Diagnostic Tool Check Engine Light Scan Tool OBD II Cars After 2003 by konnwei
- **How much does it cost?** Bs.3313 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/276502735-kw850-professional-obd2-scanner-auto-code-reader-car-diagnostic-tool)

## Best For

- konnwei enthusiasts

## Why This Product

- Trusted konnwei brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lifetime Free Updates:** Stay ahead with free software updates ensuring compatibility with new vehicles and bug fixes.
- • **User-Friendly Interface:** Intuitive 2.8'' color screen with graphical sensor analysis for quick fault identification.
- • **Rapid & Accurate Diagnostics:** Diagnose engine faults 2-3x faster with optimized software and live data streaming.
- • **Trusted Support & Durability:** Backed by 36-month warranty and 24/7 expert technician support for peace of mind.
- • **Comprehensive Engine System Coverage:** Full OBDII/EOBD functions including O2 sensor, EVAP, and onboard monitoring tests.

## Overview

The KONNWEI KW850 is a professional-grade OBD2 scanner designed for vehicles post-2003, offering fast and precise engine diagnostics with over 8,000 built-in fault codes. Featuring a vibrant 2.8-inch color display and a long 4.5-foot cable, it delivers comprehensive engine system tests including O2 sensor and EVAP checks. With lifetime free software updates and expert support, it empowers car owners to identify and clear engine faults, save on repair costs, and breeze through emissions tests—all from the driver’s seat.

## Description

1

Review: Purchased this OBD2 code reader to check mine and other vehicles to make sure their are no faults on them. Especially good if you are thinking of purchasing a new vehicle. Just plug it in and do a scan, it will give you any fault codes that are present and also for codes that have been previously stored in the ECU
Review: Dopo un primo impatto non proprio positivo per la mancanza di manuale d'uso in italiano, mi sono armato di pazienza ed ho scoperto una volta impostata la lingua la facilità d'uso del prodotto in oggetto l'ho usato per la mia mercedes e si è comportato in modo eccezionale ha diagnosticato degli errori e li ha azzerati dalla centralina facendomi risparmiare tempo e denaro l'unica pecca mi sembra che non riconosca tutti i difetti quindi se non li trova non perdete tempo provare qualcosa di più professionale per qualità e prezzo consiglio

## Features

- The KW850 car computer reader is a professional vehicle diagnostic tool for car owners to quickly read and erase DTC (engine fault codes) as well as a battery tester. A look-up library with over 8, 000 built-in generic code definitions allows you to accurately identify the cause of your CHECK ENGINE and perhaps fix it without going to see your dealer. It also assists you in easily passing annual emissions tests and SMOG CHECK.
- Unlike other cheap car diagnostic scanners, KW850 OBDII code reader covers full OBDII/ EOBD diagnostic functions for engine system. O2 sensor test, EVAP systems test, and on-board monitoring test give you full control of your vehicle's running status, while a graphical and numeric live data stream display will help you to find out the faulty sensor readings. (Please be noticed: this function is for ENGINE System only).
- KW850 code reader car diagnostic tool is coming with the user friendly diagnostic interface and optimized software algorithm, it makes diagnosis 2-3 times faster than other OBD2 scanners. Featuring 2. 8'' LCD color screen and graphical real time sensor analysis, may help you fast identify faulty readings in seconds. Extra-long (4. 5') diagnostic cable coming in the package, allows you freely diagnose your cars even outside of vehicles.
- KONNWEI KW850 OBDII check engine light code reader offers free storage case, life-time FREE software update service to fix the latest bugs or add newly features which makes it compatible to more vehicles in future (Please note: it CAN NOT be updated on an MAC PC). With a worry-free 36-month and professional technician staying behind, 7*24 at your service!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0749MMXB3 |
| Best Sellers Rank | #114,162 in Automotive ( See Top 100 in Automotive ) #436 in Automotive OBD-II Engine System Diagnostic Tools |
| Brand | KONNWEI |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,385) |
| Date First Available | 13 September 2017 |
| Exterior | Painted |
| Item Weight | 454 g |
| Item model number | KW850 Professional |
| Manufacturer | KONNWEI |
| Manufacturer Part Number | KW850 |
| Model | KONNWEI KW850 Professional OBD2 Scanner Auto Code Reader Car Diagnostic Tool Check Engine Light Scan Tool for OBD II |
| Product Dimensions | 24.03 x 10.01 x 5.08 cm; 453.59 g |
| Special Features | Live PCM data stream, Freeze frame, O2 sensor test, Evaporative control system test，Battery check, One-click readiness, On-board monitoring test, Display fault code definition automatically. Supported ALL OBD II Protocols including: J1859-41.6, J1850-10.4, ISO9141, KWP2000 (ISO 14230), and CAN (Control Area Network ISO 11898) |
| Voltage | 12 Volts |

## Product Details

- **Brand:** KONNWEI
- **Operating system:** Windows XP
- **Power source:** OBDII Port
- **Product dimensions:** 24L x 10W x 5.1H centimeters
- **Screen size:** 2.8 Inches

## Images

![KW850 Professional OBD2 Scanner Auto Code Reader Car Diagnostic Tool Check Engine Light Scan Tool OBD II Cars After 2003 - Image 1](https://m.media-amazon.com/images/I/61USY+9TKuL.jpg)

## Questions & Answers

**Q: Will it work for bmw e39 2001 model?**
A: It will work if your vehicle has an OBD2 port.

**Q: Does this work on 2009 gmc acadia ?**
A: I am not sure about the 2009 model year. I drive a 2011 GMC Acadia and the subject OBD2 Scanner worked well.  A fantastic tool!

**Q: Can it reset fault airbags codes for nissan?**
A: I am not sure about that as I have not used it for that 
I have tried on other issues in Luxus 460 and Mercedes it worked

**Q: Does this item suitable for Hyundai Sta Fe 2015 model?**
A: Yes, suitable for Hyundai Sta Fe 2015.

Best Regards.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by M***N on 30 May 2018*

Purchased this OBD2 code reader to check mine and other vehicles to make sure their are no faults on them. Especially good if you are thinking of purchasing a new vehicle. Just plug it in and do a scan, it will give you any fault codes that are present and also for codes that have been previously stored in the ECU

### ⭐⭐⭐⭐⭐ Review
*by O***O on 18 August 2021*

Dopo un primo impatto non proprio positivo per la mancanza di manuale d'uso in italiano, mi sono armato di pazienza ed ho scoperto una volta impostata la lingua la facilità d'uso del prodotto in oggetto l'ho usato per la mia mercedes e si è comportato in modo eccezionale ha diagnosticato degli errori e li ha azzerati dalla centralina facendomi risparmiare tempo e denaro l'unica pecca mi sembra che non riconosca tutti i difetti quindi se non li trova non perdete tempo provare qualcosa di più professionale per qualità e prezzo consiglio

### ⭐⭐⭐⭐⭐ Review
*by 高***た on 5 February 2023*

高年式車も低年式車もチェックランプ消えました。英語の単語が少し分かれば何となく操作出来ますが、出来れば日本語にも対応して欲しい。

## Frequently Bought Together

- KONNWEI KW850 Professional OBD2 Scanner Auto Code Reader Diagnostic Check Engine Light Scan Tool for OBD II Cars After 1996(Original)
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- KONNWEI KW310 OBD2 Scanner Full OBDII Functions 10 Modes Automotive Engine Fault Code Reader Scan Tool for All 1996 and Newer Cars (Red)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-03-03*