Best Ohip Diagnostic Codes Apps

ELM327 WiFi Diagnostic

Car diagnostic

Free

This utility app connects to your vehicle's onboard diagnostics system via an ELM327 WiFi adapter. It allows you to check your car's version and supported protocols, and includes example commands for troubleshooting.

OBD2 Codes Pro Auto offline

Complete List of OBD Codes

Free

Access a comprehensive offline database of OBD2 (OBDII) codes for all major car manufacturers. Look up check engine codes, view descriptions, and identify possible causes on the go. Save your search history for quick reference.

OBDII Scanner ELM327 OBD2

OBD2 Scanner and Trouble codes

Free

This app allows you to scan your car's trouble codes and view live data using an OBD2 Bluetooth adapter. It logs statistics and freeze frames for future reference, storing all diagnostic trouble codes (DTCs) on a server.

OBDII Trouble Codes Lite

Car diagnostic database

Free

Access a comprehensive database of OBD II diagnostic trouble codes. Quickly look up definitions for generic and manufacturer-specific codes without an internet connection. Easily copy and share code descriptions.

MotorData OBD ELM car scanner

Car diagnostic. Dashboard.

Free

Transform your smartphone into a comprehensive car diagnostic tool. Read and clear trouble codes, monitor real-time vehicle performance, and customize your dashboard for a deeper understanding of your car's health. Includes free engine diagnostics with optional advanced features for specific brands.

OBD2 Trouble Code

OBD ll Code Reader Guide

Free

Instantly look up your car's check engine codes on the go. Access a vast database of OBD2 codes with descriptions and potential causes for all major manufacturers. Save your search history for quick reference.

inCarDoc OBD2 ELM327 Scanner

Car diagnostic, check engine

Free

This app acts as a car diagnostic tool, allowing users to scan fault codes, monitor real-time engine parameters, and log vehicle maintenance. It helps optimize car performance and control fuel consumption by accessing ECU data.

Ford DiagNow

by Ford Motor Co.

Free

This app offers a streamlined diagnostic solution for Ford, Lincoln, and Mercury vehicles. It allows users to read and clear trouble codes, monitor live data, and perform key programming without a full scan tool. Access vehicle information and service bulletins for 2010 and newer models.

Car Scanner ELM OBD2 - Torque

Fixd & Check Engine Diagnostic

Free

Transform your iPhone into a powerful car diagnostic tool. Read and clear trouble codes, monitor live vehicle sensor data, and understand check engine light warnings. Works with most vehicles manufactured since 1996 using standard OBD2 adapters.

Autmet | OBD2 Scanner

OBD2 scanner & car diagnostic

Free

This diagnostic tool connects to your vehicle's OBD data via a Bluetooth device. It allows you to read various ECU data and supports common OBD-II protocols.

OBD ll Codes Multi Language

obd2 codes list

Free

Instantly look up your car's check engine code with this comprehensive guide. Access descriptions and potential causes for codes from major manufacturers, supporting 15 languages. Empower yourself with knowledge to avoid being overcharged by mechanics.

OBDII Trouble Codes

Car diagnostic code database

$3.99

Access a comprehensive offline database of over 18,500 diagnostic trouble codes for cars. Simply enter a fault code to get detailed descriptions without needing an internet connection or car model selection.

OBD2 Car Scanner: AI Fix

AI Car Diagnostic, Code Reader

Free

Transform your smartphone into a professional car diagnostic tool. This app reads and clears trouble codes, monitors live engine data, and uses AI to explain issues and provide repair guidance. It works with most vehicles and OBD2 adapters.

Biketune

Motorrad diagnostic scanner

Free

This app transforms a compatible OBD-II adapter into a powerful diagnostic and coding tool for motorcycles. It allows users to read fault codes, monitor live engine data, reset service reminders, and perform dealer-level coding and adaptations without visiting a workshop. A demo mode is available to explore features without an adapter.