Launch X431 – What You Should Know About

There are several types of on-board diagnostic II (OBD II) scanner, each scanner with its own special features. Therefore, your decision when getting a diagnostic tool will determine how less stressful it can be when decoding, then how confidential your end result in resolving the dashboard trouble code signals (DTCs) is going to be. This article is technically gleaned from Launch X431 scan tool family review (Launch X431 is formulated from the following).

This family includes the:

  • Launch X431 V+ (Upgraded Version of X431 V Pro) ;
  • Launch X431 Diagun V;
  • Launch X431 Creader VII+ (CRP123);
  • Launch X431 Creader V plus Car Code Reader Diagnostic Leak detection tool;
  • Launch X431 OBD2 Scanner CRP129E;
  • Launch X431 Pros Mini.

Generally, the scan tools listed above sends information to and receives information from the vehicle control module, they can be classified as Bi- directional scanners. They have a particular name in common but with each different characteristics/features which make them unique.

Launch X431 Scan Tool Comparison Table

Before we dive deeper, let’s explore the various characteristics/ features of those Launch X431 scanner listed above.

Since there is now an understanding on the features obd2 scan tools contains, it should now be convenient to identify the tool which will be of more use to you.

Is Launch X431 a good obd2 scanner?

Yes, it is a very good obd2 scanner, but you should always know that buying a scanner should mainly be determine by the features you need it from it and what you want to use it for.  Launch X431 contains variety features/tools to cover needs from car enthusiast to those working on heavy vehicles, all you are required to do is to check the features the scanners contain. 

Basically, if you are someone who work on multiple cars in a day. I will recommend Launch X431 V+ (Upgraded Version of X431 V Pro), since it can actually last for about 10 hours once fully charged, this will save you a lot of time from re-charging during that hectic day at the workshop. You really don’t want to waste much time getting stuck at the middle of that diagnosis job.  For people who own a Volkswagen or an Audi brands vehicle, this particular scanner is built with a guided function/features to teach the users the step by step basic instructions on resetting, matching, coding etc. when making use of this scanner. It help you find your way during vehicle repair/amending. You are more or less an expert in car diagnostic simply with this guide without much stress. Launch X431 V+ also have the ability/proficiency to read DTCs and data streams for every systems which includes but not limited to fuel system, Emission system, Transmission, Engine, power train etc.

If you don’t work on vehicles that often but you own a car and you will love to always check your car diagnostics trouble codes yourself, maybe because you don’t really trust your auto mechanic or you just love to know the reason why those light with the on the dashboard won’t go off when they should, you can get yourself a X431 launch Creader V plus, once it is confirmed that your vehicle is listed among the supported car models of the scanner (check the table above).  Get launch X431 crp123 or any other X431 launch product instead, if your car model is not listed depending on your budget.

Launch x431 V+ Review

Launch X431 V+ is a scanner which communicates with the vehicle ECU, for this reason it is classified as a bi- directional scanner. It can work on various type of gasoline and diesel obd2 vehicles, it covers a wide range of functions such as ECU coding, oil reset, Electronic parking brake reset e t c. it gives a step by step instruction guide to Volkswagen and Audi car brands, on how to use some diagnostics function on the scanner which includes: Service Regeneration, particulate filter, Adapt Injector Correction Value, Reset Engine Control Adaptation Values, Throttle Learning, Fill Coolant Circuit, Adapt Values SCR System, Activating/Deactivating Control cruise, Battery adaptation etc. this scanner also allows all system Diagnosis which simply means it can read diagnostic trouble codes and data streams, diagnose vehicle comprehensively e.g. Battery register and battery maintenance. Therefore, users do not need to buy additional tools which helps in saving time, energy and money.

Let’s dive more into Launch X431 V+

Launch x431 V+ Functions:

Steering Angle Calibration:

This helps to monitor and perform steering angle adjustment, it can also be used to turn off steering malfunction indication lamp by resetting the malfunction code.

ABS Bleeding:

Once the brake pedal is flat, you are always advised to bleed out the air from the break system so can  regain a more active pedal- breaking system interaction. Once the bleeding is completed, it is also necessary to check the operating condition of the anti-lock breaking system, since its duty is to balance the fluid distribution at the calipers of the brake system. When the ABS contains air, it is compulsory to perform ABS bleeding function to bleed the break system with the aim of restoring the ABS brake Sensitivity.

Anti-theft Matching (IMMOBILIZER)

Turn off continuous immobilizer light flickering at the dashboard, it gets rid of lost key information from the ECU helping to re program new/latest/modern key into the ECU data base to prevent the car from being pilfered/stolen and gives users/owners ability of have as many keys as needed.

AFS Reset
It controls how the headlight react  with surrounding lights, by making an automatic decision on when to go dim, bright, on and off.

OIL Reset

Clears off the oil change malfunction indication light after the engine oil and the oil filter are changed.

Electronic Throttle Position Reset and learn:

Reset throttle actuator to default state for regulating engine operation in a perfect condition/

Active test

This test is basically used to run output elements, example: solenoids. Users can observe if a particular subsystem, element or part the vehicle features/functions well or doesn’t function well by making use of this function to get the tester output while you observe the subsystem, component/part movement or sound clicks rather than checking for status.

ECU Coding/Auto VIN Tech

Launch x431 V+ diagnostic tablet aids the ECU Coding function for a wider amount of vehicle products, including for Benz, Ford etc. It also aids quick diagnosis through one-button VIN Scanning.

Remote technical support:

With this function user can request remote support from LAUNCH’s Technical engineers, colleagues or friends by allowing them to control this tablet device on their PC through Team viewer software.

Automobile analysis features on Launch-X431 V+ scanner:

87+ vehicle product with 10,000+ accepted automobile:

Area of accepted Automobile:

Europe, Asia, America, Brazil

America vehicle products:

Chevrolet, Chrysler, Dodge, Ford, GM, Hummer, Jeep.

Europe Vehicle product:

Porsche, Peugeot, EU-Ford, Renault, Audi, Rolls-Royce, Benz, Bentley, Jaguar, LandRover, Maserati, Bugatti, BMW, Skoda, Volvo etc.

Asian vehicle products:

Acura, Lexus, Mazda, Toyota, Nissan, Hyundai, Honda, Infiniti, Isuzu, Kia, etc.

Australian vehicle:

Au-Ford, Holden

Launch scanning machine X431 V+ Advantages:

1) Very good processor;

2 )Large storage space;

3) Strong battery life;

4) Can perform high tech diagnosis;

5) Suitable for high power rate vehicle;

6) Execute active tests;

7) Vehicle health report share /print.

Disadvantages of Launch X431 V+ scanning machine:

  • The scanning machine tool is Expensive to buy
  • It cost 495 Euro excluding VAT AND 594 Euro including VAT per yearly update


Launch X431 V+ is a scanner I will recommend to anyone who is ready to pay the price to get this beautiful machine, especially the automobile mechanics.  due to the amazing wide function of this Launch scanner it shows it was primarily design to help make diagnosis very easy and time saving.


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