OBD JScan is powerful Jeep diagnostic application. JScan allows reading standard Diagnostic Trouble Codes (emission related), Generic Live Data and much more. That's not all. JScan can access all modules avilable on your vehicle. ABS, Steering Column, Automatic Transmission, Radio, Sway Bar, Hvac and much more.
What can I Do with JScan? JScan allows you to access, diagnostic trouble codes and Live Data in all modules. You can easily Read, Clear, Share vehicle Trouble Codes. View Live Data from all sensors in vehicle. View and Change vehicle settings like tires size, axle ratio, DRL Settings, and more. Identify modules, VIN, Part Number.
Some supported cars: Jeep Wrangler JK, Jeep Wrangler JL/JT - additional hardware required to bypass security gateway* Jeep Grand Cherokee WK Jeep Grand Cherokee WK2 11-13 Jeep Grand Cherokee WK2 14-20 - 18+ - additional hardware required to bypass security gateway* Jeep Commander XK Jeep Liberty/Cherokee KK, Jeep Compass, Jeep Patriot MK
Chrysler Town & Country RT, Chrysler 200, Chrysler 300C, Chrysler 300, Chrysler Sebring, Chrysler Aspen, and more..
* WK2 / Durango/ Journey - all 2018+ models requires securit bypass cable * JL requires security bypass cable * JT requires security bypass cable * http://jscan.net/jl-jt-security-bypass/ - learn more here
Supported and recommended OBD ELM327 adapters: Bluetooth: - OBD ELM327 iCar Vgate v2.0 Bluetooth. - OBD ELM327 iCar Vgate v3.0 Bluetooth. - OBD ELM327 iCar Vgate v4.0 Bluetooth LE - this adapter will also work with iOS - OBD LinkMX Bluetooth - OBD LinkMX+ Bluetooth
Warning!!! There are reports on connection issues when using some cheap "clones" of ELM327 (mostly marked as v2.1)!
More info about supported and recommended adapters: http://jscan.net/supported-and-not-supported-obd-adapters/
Facebook: https://www.facebook.com/obdjscan/
Website: http://jscan.net/
Updated on
14 Aug 2025
Auto & Vehicles
Data safety
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Ratings and reviews
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4.8
2.51K reviews
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Eugene
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13 July 2025
This is an awesome app and definitely worth buying! I have a 2017 Dodge Charger Pursuit AWD and was able to enable the performance pages and It has an option at the tap of a button to switch between AWD & RWD and enables line lock/burnout mode as well, also reads diagnostic codes and has many other options as well that I haven't quite gotten into yet or figured out how to use... Definitely worth the $25 though!
1 person found this review helpful
Red_Ghost_1
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28 November 2024
Update: 11/28/24 - after troubleshooting for a day or so, figured out what the problem was, seems as if it was on my end with phone. Thank you for your quick response here! Update: 11/26/24 After the app updated twice within a few days, not working like it did. For example tire size adjustment never finishes then I have to back out and keep getting a error the app closes. 2015 wrangler. Better than expected!!
9 people found this review helpful
Clever Software
28 November 2024
Thank you.
We are always available on support in case of any hiccups.
Max Drelinger
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3 November 2020
This app is freaking awesome. I converted a factory halogen light JL Wrangler to all LEDs. Two trips to the dealer and they could not figure out how to code it correctly, even though I used all OEM parts. This application in conjunction with the cable and Bluetooth module they recommended on their website and I did what the dealer couldn't in about 10 minutes. All my friends with Wranglers are downloading the app and buying the same cable/BT setup as mine (under 60 bucks).
16 people found this review helpful
What's new
11.08 - ABSO service procedure update 05.08 - Stability improvements - Maintenance - New DTCM procedures for RU & KL 14.07 - New language support - New service procedures and updates - Advanced scan screen maintenance 01.06 - BT LE bug fix - missing permission 30.05 - JL DASM Auto Alignment procedure 26.05 - Quick Learn update for Cummins - Chrysler RU - Rear seat service procedures update - Minor bug fixes 16.05 - SAE DTC Code list update