Launch CRP123 Review in 2024 [Covers All OBDII Modes]

The Launch CRP123 can perform as a versatile OBD diagnostic tool and can be treated as an excellent code reader. It serves more than it costs. With this Launch CRP123 review article, you can get all the technical details and functionalities related to this product. By using this scanner, you can experience reading as well as resetting codes for SRS, ABS, Transmission, Engine and so many functionalities. It also can record, graph, print, and replay data. The Launch CRP123 can support entire OBD2 test modes. Besides reading and erasing  DTCs, it can test  I/M readiness, Mode 06 EVAP system, smog, O2 sensor, Mode 08 onboard, component test, etc. It is an advanced OBD2 Scanner that offers Live Data Stream, Broader Vehicle Coverage, Lifetime Free Updates, and more.

Technical Specifications Of The Launch CRP123 OBD diagnostic tool

Features Launch CRP123
Operating System:  Windows
Screen:  3.5 inches, 320*480 TFT LCD true color display
Weight:  1.47 pounds
Item Dimensions:  7.8 x 4.2 x 1.1 inches
Input voltage:  9-18V
Power:  9w
Voltage:  12V
Working Current:  <600ma
Working Temperature:  -0 to 50°C (32 to 122°F)
Storage Temperature:  -20 to 70°C (-4 to 158°F)
Working Humidity:  10% – 90%
Storage Humidity:  <80%
Connection:  Standard 16 PIN OBD diagnostic interface
Languages:  Spanish, English, Italian, French, Russian, German
Live data: Yes
O2 Sensors test:  Yes
Freeze Frame:  Yes
EVAP System Test:  Yes
Vehicle Information:  Yes
I/M Readiness:  Yes
DTC lookup:  Yes
Handheld:  Yes
Number of keys:  7
Bluetooth & app:  No
Warranty:  1 year

Engine/ABS/SRS/Transmission Diagnostic Scanner Launch CRP123 review


With a DTC lookup, you can easily define the meaning of the error codes. It is one of the most essential and crucial parts to search out the definition of the error codes because, without purpose, you can not understand the problem.

In this OBD2 scanner, you can achieve the capacity to define the codes without any help from google because the scanner device includes a DTC lookup library to help you out. It saves your valuable time not to search on the internet.

The transmission system of Launch CRP123 Code Reader

Read and erase error codes in the transmission system are an essential part of any diagnostic scanner that keeps your vehicle protected and safe.

The scanner tool reads, erases, and views transmission system data to protect your vehicle. Moreover, this gadget retrieves fault information from Automatic Transmission.

Anti-Lock Braking System (ABS )

The anti-lock braking system or ABS is considered an essential part of a vehicle when any lock-up in the wheel occurs. It should maintain a clean and fresh look upon this system to protect a car. This OBD2 diagnostic scanner tool helps you read and clear the DTC’s data flow in the anti-lock braking system. Not only read and clear data, but this device also organizes different tests to check the system thoroughly. It can turn the warning light off.

Supplemental Restraint System (SRS System)

SRS or supplemental restraint system is used for the seatbelt and the airbag system. It monitors if the seatbelt and airbag are well or there are any disturbances. When the system detects any problem, it informs you to fix it. The diagnostic tool can read and erase error codes for the supplemental restrain system. Moreover, the device switches off the warning lights from the airbag to inform you about a well-managed engine. 

Engine System

With the help of the versatile gadget, you can figure out fuel injection, engine ignition, and air as well as fuel ratios. This fantastic device makes you feel stressless, so it ensures the better performance of your vehicle. 

It will be possible to save time as well as money by reducing the emission of the engine with this device


Not only this OBD2 scanner tool serves better performance but also it provides a handy and suitable design. With 9.2 x 7.8 x 1.7 inches, it offers more comfort to use. It weighs only 1.4 pounds, so you can smoothly maintain this device. Moreover, it provides a hard and rugged cortex so it will not damage soon. So it is clear that this scanner tool has a very user-friendly and impactful design.


You can get extra flexibility in using this product with straightforward buttons, supportive user manuals, and a bright large TFT screen. It made the process very easy for you. You can watch and work on the bright large TFT display even at dim lights. 

With the help of CRP123, you can get the result fast on the screen. For beginners, it may be ideal to use. 

Multilingual menu

The CRP123 provides a multilingual menu that offers various languages, including English, German, Portuguese, French, Russian, Spanish, and Japanese. 

Unfortunately, all OBD2 diagnostic tool does not provide this opportunity to use a multilingual menu. It is necessary for a diagnostic tool to offer this menu to understand the device clearly.

Launch CRP123 OffersfFree lifetime software updates

The Launch CRP123 provides a lifetime software update for free. This amazing characteristic makes this device more popular and reliable. Updating any software is very crucial for this recent era. Technology is getting more advanced, so it should be needed to be up to date with this. Scanner Launch CRP123 review

Apart from this lifetime free updating opportunity, the device will also provide an assistant team to help their consumers. 


Providing any warranty can make this product reliable to its consumer. People want to get a promise to be sure about the authenticity of the product. Like the LAUNCH CR319 diagnostic tool, the CRP123 offers a twelve-month warrant to its customer. 

Warranty can keep a potential buyer interested. Without a contract, a product may lose its beauty to the buyer. 


Compatibility is one of the vital characteristics of any OBD2 diagnostic tool. It is beneficial for the professional mechanic cause they are involved in repairing many more vehicles. A compatible diagnostic tool reduces your cost when it supports your vehicles and models simultaneously. Almost all OBD2 compliant vehicles from 1996 and the latest are supported by this device,  including Volvo, Toyota, Jaguar, Saab, Suzuki, BMW, Audi, Mazda Acura, Mitsubishi, Ford, Infiniti, Opel, Skoda Isuzu, Lexus, Peugeot, GM, Porsche, Chrysler, Land Rover, KIA, Seat, Subaru, Fiat, Hyundai, Honda, VW, Benz, Nissan, and Sprinter. The CRP123 can perform better in Asian and European vehicles. Now let’s check some of the advantages and setbacks which I listed in this Launch CRP123 review article.


  • This device is user-friendly and easy to handle.
  • It includes the DTC lookup library.
  • The gadget offers lifetime free online updates
  • The CRP123 has a reasonable price and many more functions
  • It serves a twelve-month warranty.
  • This device contains a full OBDII diagnosis
  • The Launch CRP123 Uses the latest technology
  • The gadget performs very fast.


  • Sometimes it may have a problem updating. 
  • It has some difficulty to navigate sometimes when it is about any newer or unprofessional person. 

Launch CRP123 Supports all OBD2 test modes

This CRP123 offers all OBD2 test modes to protect your vehicle. It helps you with various functions like displaying DTC definitions, Onboard monitor test, view freeze frame data, EVAP system test, O2 sensor, reset monitors, data stream, Turn off MIL, I/M readiness status, and so on.Launch CRP123 Supports all OBD2 test modes

Similarities and Differences Between Launch CRP123 and Launch CRP123E

To buy any Launch product, you have to compare it with another one. As a rational consumer, it comes first to select products wisely. Launch CRP123 and Launch CRP123E both have some similarities and some differences.

Both OBD2 diagnostic scanners read and clear codes from SRS, ABS, engine, and transmission. Moreover, both offer all ten modes of OBD2, including Auto Vin, live data,  freeze frame, I/M readiness, and DTC. The two devices can read and erase ABS, SRS engine, and AT codes. They provide crucial functions like smog test, vehicle information test, O2 test, and EVAP test. Both the devices are cheaper than the Launch CRP129x and Touch Pro advanced scanners.

If there is something about dissimilarities, then design, updating procedure, Interface, and Battery Monitoring come forward. Where Launch CRP123 contains a 3.5″ TFT screen, the CRP123E contains a 5″ touch screen. To be updated, the CRP123 uses a cable connection, but the CRP123e uses wireless media like WIFI. The interface of CRP123 has seven navigation buttons with a 3.5-inch TFT LCD screen. On the contrary, CRP123e has a 5 inches touchscreen with 1 GB RAM; 8 GB ROM. CRP123E can manage and inform vehicles battery condition, but CRP123 cannot monitor and say battery condition.

If there comes any comparison, it can be said that Launch CRP123E is better than Launch CRP123 in some ways. But you should keep in mind that if you compare it with service and money cost, you may be confused about buying. So you have to choose any diagnostic tool according to your budget and requirement.

Final Verdict Launch CRP123 Scanner

As you know from our Launch CRP123 review article, this tool can be ideal for car enthusiasts, technicians, and DIYers. The diagnostic tool offers many more functions and features to make the user more flexible and accessible. According to your budget and requirement, you can select this one for a better experience. The OBD2 diagnostic tool can save you time and money in various ways.

Launch CRP123 is a very reliable and trustable device at a low price. This gadget offers all fundamental features as well as some advanced functions to reduce vehicle maintenance costs. 


Q: What is the Launch CRP123?

A: The Launch CRP123 is an OBD2 diagnostic tool designed for professional and DIY use. It can read and clear trouble codes, display live data, and support several special functions like ABS, SRS, and transmission diagnostics.

Q: Which vehicles are compatible with the Launch CRP123?

A: The Launch CRP123 is compatible with most OBD2-compliant vehicles manufactured from 1996 onwards, including domestic, Asian, and European models.

Q: Can the Launch CRP123 reset the Check Engine Light (CEL)?

A: Yes, the Launch CRP123 can read and clear trouble codes, which will reset the Check Engine Light if the problem is resolved.

Q: Does the Launch CRP123 provide live data streaming?

A: Yes, the Launch CRP123 supports live data streaming, allowing users to monitor vehicle sensor data in real time.

Q: How do I update the software on the Launch CRP123?

A: Software updates for the Launch CRP123 are available through the manufacturer’s website. You will need to register the device and download the update package, which can then be installed using an SD card or USB cable.

Q: Can the Launch CRP123 perform ABS (Anti-lock Braking System) diagnostics?

A: Yes, the Launch CRP123 can read and clear ABS-related trouble codes and display live data for ABS systems in supported vehicles.

Q: Does the Launch CRP123 support SRS (Supplemental Restraint System) diagnostics?

A: Yes, the Launch CRP123 can perform SRS diagnostics, including reading and clearing airbag-related trouble codes and viewing live data.

Q: Can the Launch CRP123 diagnose transmission problems?

A: Yes, the Launch CRP123 supports transmission diagnostics for compatible vehicles, allowing users to read and clear transmission-related trouble codes and view live data.

Q: How do I save diagnostic data on the Launch CRP123?

A: Press the “Save” or “Record” button while viewing the data to save diagnostic data. The saved data can be accessed later through the “Review” or “Playback” menu.

Q: Can the Launch CRP123 test the vehicle’s battery and charging system?

A: No, the Launch CRP123 does not have built-in battery or charging system testing capabilities.

Q: Will the Launch CRP123 work on diesel vehicles?

A: The Launch CRP123 is primarily designed for gasoline vehicles but may offer limited functionality for some OBD2-compliant diesel vehicles.

Q: Can the Launch CRP123 perform bi-directional control tests?

A: No, the Launch CRP123 does not support bi-directional control tests.

Q: Does the Launch CRP123 support TPMS (Tire Pressure Monitoring System) diagnostics?

A: No, the Launch CRP123 does not support TPMS diagnostics.

Q: Can the Launch CRP123 read and clear manufacturer-specific codes?

A: Yes, the Launch CRP123 can read and clear manufacturer-specific trouble codes for supported vehicles.

Q: Is the Launch CRP123 capable of performing readiness tests for emissions testing?

A: Yes, the Launch CRP123 can check the readiness status of various emissions-related systems, helping users determine if their vehicle is likely to pass an emissions test.