Newest 2025A/2019C CAT Caterpillar ET 3 Diagnostic Communication Adapter IV CAT truck Diagnostic Tool

CAT ET 3 Diagnostic Adapter is the latest generation of the CAT Communication Adapter Group, replaces the CAT Comm Adapter III . 

CAT Caterpillar ET3 Description: 

Communications Adapter 4 is the latest generation of the Communication Adapter group and replaces the Communication ET3 317-7485 Adapter. This is the only recommended communication device and the only data link device that will allow you to properly communicate with a CA engine on dual datalinks.

Reasons To Buy CAT Caterpillar ET3 Diagnostic Communication Adapter IV:

1. Firmware Version: best replacement of ET3 317-7485

2. With Fast USB communication.

3. Operate System: Windows 7/8/10.11  

4. Compatible Vehicle: For Trucks, Excavators, Air Compressors, Ships, Drilling Rigs

5. Support Multi-Languages: English, Chinese, Danish, French, German, Italian, Japanese, Portuguese, Russian, Spanish

Note: 

1. We provide V2019 .2025 software. If you need it, please contact sales(Support Online or Whatsapp ).

2. Full set ready-to-use CAT  ET4 with laptop software already activated( Option 3 ), when the buyer receives it can directly use it.

CAT ET 4 Feature:

1. Allows communication between service tools and engine controls using various data links such as J1939/11, DeviceNet

(future release), CT DataLink, and J1708 (ATA) vehicle networks;

2. Flash program allows adapter firmware upgrades as additional features become available;

3. Uses J1939/11, high-speed data link (part of ADEM III controls), substantially reducing flash times;

4. Automatically selects J1939/11 when flashing the engine (reduces the flash time by approximately 80%, from 14 minutes to 3 minutes).

CAT ET3 Functions:

1.Display "Logged Event Codes" to show engine over speeds,High temperatures, fuel consumption, etc.

2.View ECM's current configuration and change user settings

3.Perform diagnostic tests and calibrations, and calibrate

4.Electro-mechanical and electro-hydraulic components

5.Context sensitive help leads operator through every task for Cat ET can perform

6.Data Logger and Data Log Viewer allows recording of ECM signals for delayed troubleshooting capability.

Functionalities Shows all operating conditions that cause high repair costs such as:

Over speeds, high temperatures, fuel consumption, transmission shift counts. This can provide awareness to change operator for Cat "ET Trainer" is now included in ET Program train and practice using for Cat ET without a Communications adapter or Electronic Control Module (ECM).This is a free feature of for Cat ET.

Communication Adapter IV Specification:

1. The ECM Summary screen lists every control module on equipment

2. Being tested and giving information on these modules.

3. Fast hookup and real-time display of systems status. Displays, readings such as rpm, boost, pressures, temperatures, etc. for Easy troubleshooting.

4. Identifies faulty sensors, harness connectors, and system parameters that are out of specification. Allows customers

5. To help dealer identify problems without visiting machines.

6. Identifies intermittent sensors and wiring problems during Machine operation and keeps a record of each one. Show when the problem occurred and how often it happened.

7. Added information to allow customers to assist dealers in diagnosing and repairing problems. (Troubleshooting Help is not built in within the program, you will still need to go back to books in order to follow a repair description and steps in each Fault Code display within the program).English and metric units of measure integrated help file to easily learn the "How To" around the software.

CAT Caterpillar ET3 Machines and Engines Support List:

Machines:

Articulated Trucks

Asphalt Pavers

Backhoe Loaders

Cold Planers

Compactors

Dozers

Drills

Excavators

Feller Bunchers

Forest Machines

Forwarders

Harvesters

Hydraulic Mining Shovels

Knuckleboom Loaders

Material Handlers

Motor Graders

Off-Highway Trucks

Pipelayers

Road Reclaimers

Site Prep Tractors

Skid Steer and Compact Track Loaders

Skidders

Telehandlers

Track Loaders

Underground - Hard Rock

Underground - Longwall

Underground - Room and Pillar

Utility Vehicles

Wheel Dozers

Wheel Excavators

Wheel Loaders

Wheel Tractor-Scrapers

Engines:

Electric Power

Electric Power Generation

Industrial

Marine Power Systems

Oil and Gas

2026 Caterpillar Electronic Technician software With CAT ET 4 Cat caterpillar adapter 4 support caterpillar diagnostic till 2026