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  • Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics
  • Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics
  • Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics
  • Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics
  • Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics
  • Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics
Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics

Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics

  • 1 - 99 Pieces
    $1.39
  • 100 - 499 Pieces
    $1.34
  • 500 - 999 Pieces
    $1.30
  • >= 1000 Pieces
    $1.19

Customization:

Mac Address（Min.Order: 500 pieces）
Bluetooth Name（Min.Order: 500 pieces）
Packing Box（Min.Order: 500 pieces）
Use Manual（Min.Order: 500 pieces）
View product details

Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Diagnostic Code Reading: Reads and interprets OBD-II Diagnostic Trouble Codes (DTCs) to identify vehicle issues such as engine misfires, emissions problems, or sensor malfunctions.
  • Bluetooth 4.0 Connectivity: Enables wireless communication with smartphones or computers for real-time data analysis via compatible apps or diagnostic software.
  • Universal Compatibility: Supports all OBD-II protocols (e.g., SAE J1979, ISO 9141-2, KWP2000) for use across global vehicle models.

Key features

  • 1. Advanced ELM327 Bluetooth 4.0 Chipset

    • With the ELM327 Bluetooth 4.0 chipset, you can perform real-time diagnostics and read DTCs quickly, offering faster results than traditional OBD readers*.

  • 2. Wireless Bluetooth 4.0 Connectivity

    • With wireless Bluetooth 4.0, you can access diagnostics via smartphone apps or computers without cables, enhancing convenience compared to wired models*.

  • 3. Universal OBD2 Compatibility

    • With universal support for all post-1996 OBDII protocols, you can diagnose vehicles across brands and models, making it ideal for both home use and professional workshops.

  • 4. Energy-Efficient Design

    • With 3W power consumption, it operates efficiently without compromising performance, reducing energy waste compared to higher-powered devices*.

  • 5. Comprehensive International Certifications

    • With certifications including CE, FCC, RoHS, and EPR compliance, it meets rigorous safety and environmental standards, ensuring reliability beyond basic industry norms*.

Product details

Factory Price ELM 327 Engine Code Reader OBD2 Universal OBD Bluetooth4.0 Car Scanner Elm327 BLE Obd2 Car Diagnostics

The Factory Price ELM 327 Engine Code Reader is a universal OBD2 Bluetooth 4.0 car scanner designed for seamless vehicle diagnostics. Built with durable plastic and compact portability, it supports all OBDII protocols and integrates with diagnostic software via USB or Bluetooth. Certified for global standards (FCC, CE, RoHS), it ensures reliability and compliance for mechanics and DIY enthusiasts.

Technical specifications

FeatureSpecificationApplication Scenario
CompatibilitySupports all OBDII protocols (SAE J1979, ISO 9141-2, KWP2000, etc.)Universal vehicle diagnostics across brands
CommunicationBluetooth 4.0 (Class 2), USB interfaceReal-time data transfer to smartphones/PCs
Power Consumption3W (electric)Energy-efficient for prolonged use
CertificationsFCC, EPR France/Germany Packing, UKCA, CE, RoHSGlobal regulatory compliance
Diagnostic ScopeReads/wipes DTCs, monitors engine performance, emissions, and transmissionTroubleshooting engine issues, emissions checks

Customization guide

Adjustable firmware updates allow users to optimize protocol support for emerging vehicle models or integrate with third-party SDKs for custom software development.

Get inspired

With this OBD2 scanner, professionals and car owners alike can quickly diagnose engine problems, monitor vehicle health, and ensure compliance with emissions standards—all through a portable, plug-and-play device.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Bluetooth Range10m (standard)15m (+50% range)*20m (+100% range)*
Diagnostic DepthBasic DTC read/clearLive data streamingAdvanced emissions analysis
SDK AccessLimited API accessFull SDK integrationCustom firmware upgrades

Supplier's note

  1. Technical Breakthroughs:

    • Bluetooth 4.0: Enables 20% faster data transfer than Bluetooth 3.0 for real-time diagnostics.
    • Universal Protocol Support: Eliminates compatibility issues across 99% of post-1996 vehicles.
    • Low Power Consumption: 3W design ensures 24-hour operation without draining vehicle batteries.

  2. Version Selection Guide:

    • Base Model: Ideal for casual users needing basic DTC checks (e.g., resolving "check engine" lights).
    • Advanced Model: Best for mechanics requiring live data analysis during tune-ups or performance optimization.
    • Pro Model: Designed for professionals needing emissions compliance testing or custom firmware for fleet management systems.

With the Pro version’s extended Bluetooth range and emissions analysis tools, users can perform diagnostics in workshops or outdoor environments while ensuring compliance with strict environmental standards. Pair this with its custom firmware capabilities to adapt to emerging vehicle technologies, creating a future-proof diagnostic solution.

Frequently asked questions

  • Which ELM 327 OBD2 scanner suits small auto workshops for daily diagnostics?

  • Is the ELM327 OBD2 scanner compliant with EU safety standards?

  • How to clean the OBD2 Bluetooth adapter’s pins to maintain connectivity?

  • Does the ELM327 OBD2 support custom SDK integration for app developers?

  • Can the OBD2 scanner diagnose hybrid/electric vehicles?

  • What’s the power consumption of the ELM327 OBD2 scanner?

  • Does the ELM327 OBD2 Bluetooth4.0 work with Android/iOS apps?

  • How to fix Bluetooth pairing issues with the OBD2 code reader?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Diagnostic ProtocolsMulti-vehicle repair shopsSupports 6+ OBDII protocols (SAE J2560 compliant)▲
(▲ vs Industry Standard: 3 protocols)		Works with all post-1996 vehicles (ISO 15031-6 compliance)Requires software setup for protocol selection
ConnectivityOn-the-go diagnosticsBluetooth 4.0 (Class 2, 10m range)▲
(▲ vs Industry Standard: USB-only)		Wireless convenience for smartphones/computersLimited range vs newer Bluetooth versions (e.g., Bluetooth 5.0)
CertificationsGlobal automotive suppliers5+ certifications (FCC/CE/RoHS/EPR)▲
(▲ vs Industry Standard: 3 certs)		Complies with EU/US safety standards (EPR France/Germany)Higher production costs due to certification requirements
Power ConsumptionBattery-powered diagnostics3W (low power)▲
(▲ vs Industry Standard: 5W)		Longer battery life for portable devicesMay limit advanced features requiring higher power
CompatibilityCross-vehicle diagnosticsUniversal OBDII support (post-1996)▲
(▲ vs Industry Standard: pre-2000)		Works with 95%+ modern vehicles (ISO 15031-6)Incompatible with pre-OBDII systems (pre-1996)
Design & PortabilityField techniciansCompact (85x50x20mm)▲
(▲ vs Industry Standard: bulky designs)		Easy to carry in toolkitsLimited space for additional ports or interfaces

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