OBD2 Pro Check Engine Car DTC

The most comprehensive, accurate & up to date engine fault code database

Trent Applications · com.trentapps.cel

5.0 out of 5 (1 rating) 500K+ downloads v1.4.0 3.6 MB Android 4.4+ PEGI 3 · Everyone

Download APK 3.6 MB All versions

Signature matches the Google Play version Details

OBD2 Pro Check Engine Car DTC screenshot 1

OBD2 Pro Check Engine Car DTC screenshot 2

OBD2 Pro Check Engine Car DTC screenshot 3

At a glance

Latest version: v1.4.0 (23)
Updated: Nov 6, 2025 (11 months ago)
APK size: 3.6 MB
Requires: Android 4.4+ (API 19)
CPU support: Any (no native code)
Category: Auto & Vehicles (app)
Listed since: Mar 27, 2021 (at least)
Permissions: 6
Developer contact: [email protected]

About this APK

OBD2 Pro Check Engine Car DTC is an app by Trent Applications in the Auto & Vehicles category, listed since at least March 2021. It has no native code, so it runs on any Android processor.

Since version 1.3.8, the minimum Android version rose from 4.1 to 4.4. It asks for 6 permissions, none of them sensitive. Compared with version 1.3.9, it drops 1 permission: “Run at startup”. The app can read the advertising ID that ad and analytics services use.

What's new in v1.4.0

API / SDK level update

Description

From the listing uploaded by “appupdater”.

Please note, this app does not connect directly to your vehicle Use the most comprehensive, accurate & up to date engine fault code database to fix your vehicle's fault codes. Note this version is NOT a slimmed down version, unlike others we give you every code for all manufacturers for FREE from day 1. It can cost in excess of $100 to have your vehicle's computer and fault codes diagnosed at a garage. However using this app you can save this cost by carrying out the diagnostic check yourself. For use by individuals, mechanics or garages this app contains over a hundred thousand fault codes for all vehicle manufacturers making this the most comprehensive app of it's type by far! Faults meanings are linked to on-line repair information advice to help you fix the problem or help you explain it to your garage. Unique pop-up display that explains code acronyms, for example AECM (air bag electronic control module) New codes are added using our unique automated update function. Be part of the best fault codes app, currently growing at the rate of 750+ new installs per day! For use in conjunction with a basic low cost code reader ($15) if your vehicle does not display the code itself. Please note, this app does not connect directly to your vehicle

Version history

3 versions are listed, going back to v1.3.8. Since v1.4.0 it requires Android 4.4+.

v1.4.0 LATEST Nov 6, 2025 3.6 MB TRUSTED v1.3.9 Jul 9, 2024 3.6 MB TRUSTED v1.3.8 Sep 24, 2026 3.6 MB TRUSTED

All 3 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on Nov 6, 2025.
Certificate issued to “Trent Applications” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified Nov 6, 2025
Validated against Google Play Nov 6, 2025
Signed byCN=Dan Edmund, OU=Mobile Development, O=Trent Applications, L=Lichfield, ST=Staffordshire, C=44
Signing certificate (SHA-1)FA:E3:26:8F:1B:D8:73:C6:0B:B4:EC:F9:94:2B:17:53:5F:B1:C9:43
File MD5e1abc2f54bef8ed02cda7f0642860952
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (6)

OBD2 Pro Check Engine Car DTC requests 6 permissions, none of them sensitive.

Advertising ID com.google.android.gms.permission.AD_ID
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Prevent the device from sleeping android.permission.WAKE_LOCK
Run foreground services android.permission.FOREGROUND_SERVICE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait

OBD2 Pro Check Engine Car DTC APK: questions and answers

Is there a version of OBD2 Pro Check Engine Car DTC for older Android phones?

The current version needs Android 4.4 or later. Version 1.3.9 is the newest listed build that installs on Android 4.1 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 1.3.9 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the OBD2 Pro Check Engine Car DTC APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is e1abc2f54bef8ed02cda7f0642860952.