Want to read the honest review of OTC 3418 Heavy Duty Truck Scan Tool? Then you’ve landed on the right page.
OBD II scanners are among the most useful automotive tools. These tools are made for both professional mechanics and DIYers. An OBD II scanning tool enables a car to perform a complete diagnostics scan and report any potential issues.
The OTC 3418 HD Reader is a professional OBD II code reader. It is mainly built for professionals. Moreover, it reads a wide array of DTCs for all types of cars.
These include heavy duty as well as industrial vehicles.
Table of Contents
OTC 3418 HD Reader vs NEXAS NL102 vs LAUNCH CReader HD Comparison Chart
 OTC 3418 Heavy Duty Code Reader |  NEXAS NL102 OBD/EOBD+HDOBD Diagnostic Scanner |  LAUNCH CReader HD Plus Heavy Duty Truck |
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| Customer Rating |  (3.8 / 5) |  (3.5 / 5) |  (4.2 / 5) |
| Price |  | | |
| Pros | Can read & clear several types of error codes; Work on almost all heavy-duty vehicles and systems; DTC definitions included; Three-year warranty. | Supports plenty of systems; Covers a wide variety of vehicles and trucks; Compatible with HD OBD systems; Convenience with a One-key help. | Offers fuel system diagnosis and various testing functions; Works well on trucks with J1587, J1708 and J1939 Protocols, class 4-8; Can work on OBD II protocol vehicles and heavy duty trucks. |
| Cons | Not compatible with OBD HD systems; Some codes might be hard to understand. | Not for trucks not comply with protocols J1708, J1939 and J1578. | May be complicated to beginners; Possible Compatibility Problems (check carefully before buying) |
| Bottom Line | OTC 3418 HD Reader is a reader that is best suited for experienced enthusiasts and professionals. | NEXAS NL102 heavy-duty truck scan tool is easy to use and works perfectly for experienced enthusiasts, DIYers. | Launch Creader HD is the perfect scanner for heavy duty truck. |
Bonus: NEXAS NL102 Heavy-Duty Truck Scan Tool Review
Detailed Review of OTC 3418 HD Reader
(4 / 5)Compatibility
The OTC 3418 HD Reader is compatible with all CAN protocols. As such it works on a wide array of vehicles. However, the OTC 3418 HD Reader was mainly designed for heavy-duty vehicles.
Accordingly, OTC 3418 HD Reader works best on vehicles like tow trucks and cement trucks. Other suitable vehicles include; recreational vehicles, municipal trucks, conventional trucks, and refrigerated trucks.
A video about OTC 3418 HD Reader:
Apart from trucks, the code reader also works on heavy machinery. All power plants that are compliant with Heavy-Duty standards are included on this list. Such plants include construction power plants, Marine plants, and agricultural plants.
For maximum compatibility, the OTC 3418 HD Reader comes with both 6-pin and 9-pin Deutsch cables.
Software
The OTC 3418 HD Reader software is designed by OTC. It is designed to give the user a plethora of diagnostic tools at their disposal. As a result, these tools are what render the readings from the device accurate.
An accurate reading means you will get the right fix for your vehicle, therefore, saving time and money. The software has SAE J1587 which is a protocol standard developed for medium and heavy-duty cars. Moreover, this protocol mainly promotes a standard mode of serial communication among modules that have microcontrollers.
Display
OTC 3418 HD Reader has a black and white display that is lit by LEDs. The readings and figures are shown in a bold black color that is easy to read. Therefore, OTC 3418 HD Reader display gives you all the information you require in one display.
However, the display is rather backdated. It resembles the display of earlier models of phones or calculators. As a result, this makes it seem obsolete and in need of an upgrade.
Features
Battery powered
For most readers, analyzing the results can only be done when the reader is connected to the vehicle. The OTC 3418 HD Reader is different. You can power the device using batteries and remove the connection from the vehicle.
This enables you to view and analyze readings remotely. The benefit this offers the user is the convenience of remote monitoring of vehicle status.
DTC
OTC 3418 HD Reader is designed to read a wide plethora of Data Trouble Codes. These trouble codes include those from heavy-duty vehicles and also those from medium duty vehicles.
To give it this ability, the device has HD J1587 HD J1708 and J1939. These are protocols that are standardized for all Heavy duty vehicles and machines. As a result, having all these protocols enables the OTC 3418 HD Reader to read and accurately diagnose DTCs.
OTC 3418 HD Reader can access a wider range of DTCs so that it is the ideal tool for all Heavy-Duty compliant vehicles. The device covers trucks between classes 4 and 8.
The protocols enable it to read trouble codes from the engine, transmission and any other vehicle system.
Internet updates
The device also has regular system updates. These updates can be easily found on the OTC website.
To update your device, simply connect your device to your computer via a USB cable. Then, download the upgraded software from the website and upload it to your device. Software updates give you more diagnostic tools and a wider vehicle coverage.
Functionality
Scanning and clearing of error codes
OTC 3418 HD Reader is a CAN scanning device. So, its main purpose is to scan for and clear DTC error codes. For this ability, it has several protocols that enable it to effectively scan for and clear error codes in Heavy Duty vehicles.
After scanning for error codes, they are presented by the device and their meanings. Then, the user may choose to clear the particular error code. Clearing of error codes helps the machine or the vehicle to function better.
Vehicle systems diagnostics
OTC 3418 HD Reader is designed to scan several vehicle systems. The device is compatible with CAN protocols. It also reads a wide plethora of vehicle systems.
These include transmission systems, engine systems, SRS systems ABS systems among several others. Moreover, OTC 3418 HD Reader makes a scan of all these systems at a go and reports the issues to the user.
Pros and Cons
Pros
- It can read several types of error codes
- The device works on almost all heavy-duty vehicles and systems
- The DTC definitions are shown on the screen making repairs and assessment much easier.
- It comes with a three-year warranty for the user
Cons
- It is not compatible with OBD HD systems as reported by some users
- Some users report that codes might be hard to understand. This makes it more suitable for technicians
Who is it for?
OTC 3418 HD Reader is a reader that is best suited for professionals. The language might be harder to understand for regular people. Also, it has a variety of tools that are best suited for professionals.
Additionally, the OTC 3418 HD Reader is best suited for professionals dealing with Heavy Duty equipment. The heavy-duty equipment that the reader deals with is not limited to heavy-duty vehicles. This scanner comes in handy with machines too.
It offers the user a solution to the issues that might be plaguing their heavy machines. The language adopted by the device is best suited for professionals. This is the reason that most regular DIY people might find it harder to use.
THE BOTTOM LINE
Vehicle Systems scanners appear to be in the market to stay. However, there are very few scanners that can actually scan and diagnose Heavy-Duty vehicles and machines.
Most scanners can only scan and clear DTC error codes from cars with smaller batteries of 12V.
The OTC 3418 offers solutions that most other scanners find hard to. It has accurate readings for heavy-duty vehicles above 24V capacity.
It also scans industrial machinery that is compliant with HD standards. This makes it a must-have for most mechanics and industries.
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