Description
US V4.0 Professional Automotive Diagnostic Scan Tool
Lifetime Free Wi-Fi Updates & Full Bidirectional Control
Take your vehicle diagnostics to the next level with the US V4.0 Professional Automotive Diagnostic Scan Tool, featuring advanced bidirectional control, comprehensive component testing, and lifetime free software upgrades.
Designed to help automotive technicians, mechanics, and DIY enthusiasts diagnose vehicle problems faster and more accurately, the US V4.0 goes beyond basic fault code reading. Its powerful bidirectional control capabilities allow you to send commands directly to individual vehicle components and monitor their responses in real time.
With lifetime free software updates delivered wirelessly via Wi-Fi, your Diagnostic Scan Tool stays up to date with newly released diagnostic protocols and expanding vehicle model coverage without subscriptions, renewal fees, or additional software charges.
Lifetime Free Software Updates
No Subscription Required
Keep your Diagnostic scan tool up to date without worrying about ongoing costs.
- Lifetime Free Software Upgrades: Enjoy software updates for the lifetime of the product at no additional charge.
- No Subscription Fees: No renewals, paid unlocks, hidden fees, or subscription-based features.
- Wireless Wi-Fi Updates: Download and install updates directly over Wi-Fi.
- No PC or Cables Required: Convenient over-the-air software delivery.
- Expanding Vehicle Coverage: Benefit from continuously released diagnostic protocols and additional vehicle model support as automotive technology evolves.
Powerful Active Tests & Component Controls
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ABS Pump Motor Activation |
Turn the ABS pump on to check that it is working correctly. |
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Power Window Regulator Testing |
Operate the power windows to check their motors and controls. |
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Fuel Pump Activation |
Turn the fuel pump on to check that it is working properly. |
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Electronic Throttle Control |
Open the electronic throttle to test its operation. |
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EGR Valve Activation |
Open and close the EGR valve to check for sticking or carbon build-up. |
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Individual Fuel Injector Control |
Activate or disable individual fuel injectors to help find engine misfires. |
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Cooling Fan Activation |
Turn cooling fans on at high or low speed to test their operation. |
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Transmission Solenoid Testing |
Activate individual transmission solenoids to help identify shifting problems. |
Advanced Bidirectional Control – Take Command of Vehicle Components
The US V4.0 is more than an ordinary OBD2 Diagnostic scan tool. Its advanced full bidirectional control functionality allows you to actively test vehicle systems by sending commands to supported components and observing their responses in real time.
Instead of simply reading diagnostic trouble codes and guessing which part is faulty, you can perform active tests to help identify component failures, verify system operation, and reduce unnecessary parts replacement.
Diagnose Smarter, Save Time and Reduce Guesswork
With advanced bidirectional testing and active component controls, the US V4.0 helps take the uncertainty out of automotive troubleshooting.
Whether you’re investigating an ABS fault, checking a fuel pump, diagnosing an engine misfire, testing cooling fans, or troubleshooting transmission shifting issues, the US V4.0 provides powerful diagnostic capabilities to help you pinpoint potential problems more efficiently.
Please contact us to find out about more information that applies to this product.
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