ELM327 - End of Sales Date 13/10/24

Owned by arkadi kaplon
Last updated: 02.12.24
2 min read

The ELM327 is a programmed microcontroller produced by ELM Electronics for translating the on-board diagnostics (OBD) interface found in most modern cars. Data may include Fuel and Engine diagnostic information.

Features

  • Read engine data

  • Check Engine Light

  • Report error codes

  • Clear error codes

  • Display current sensor data

  • Turn on/off additional features

Technical Specification

Operating frequency band

2.4Hz - 2.84Hz unlicensed ISM band

Bluetooth specification

V2.1+EDR

Output power class

Class 2 

Operating voltage

3.3V

Storage temperature

-65°C to + 150°C

Ambient temperature with power applied

-40°C to +85°C

Rated voltage

12V

Rated current

30mA

The voltage on VDD with respect to VSS

0 to +7.5V

Standards and Certifications

  • CE Marking

  • RoHS Compliance

  • FCC Part 15

  • ISO 9001

  • SAE J1962 (OBD-II Connector Standard)

  • SAE J1979 (OBD-II Standard)

  • UL Certification (if applicable)

Datasheet

Pinout Diagram

ELM327 integrates directly to the car (OBD) and connects via Bluetooth with the Mila7 Galooli gateway. Therefore ELM37 does not have a wiring diagram.

Recommended Configuration For Galooli Gateways


Mila7 and K2

Â