VOL V4.0
The VOL V4.0 covers every Volvo/Saab system — from engine and transmission to airbag, ABS, and ECU adaptations — with full bidirectional control, 30 service functions, and lifetime free software updates. Compatible with Volvo/Saab models from 1996 to 2025.
Unbox it for Volvo & Saab — then claim two more brands, free.
The iCarsoft VOL V4.0 comes pre-installed with software for Volvo/Saab, making it ready to use right out of the box. 2 further vehicle groups can be downloaded when you need it free of charge.
Pre-installed
Free Downloads
Downloaded free of charge, whenever you need them — no extra cost, ever.
Total Coverage
Pay once and cover the brands you actually service — far beyond Volvo & Saab.
Vehicle Groups Available for Selection
PICK ANY 2 · FREE OF CHARGEA 5-inch Android tablet built to run all day in the bay.
iCarsoft VOL V4.0 car diagnostic tool is equipped with a 5-inch Ultra HD Touch Screen, Android operating system, Quad Core 1.3 GHz processor, 32GB memory and a 5000mAh battery for around 6 hours of continuous use. It offers a user-friendly interface and an ultra-smooth diagnostic experience.
Pay once. Upgrade forever — no subscription, ever.
Unlike other OBD scan tools on the market that require annual subscription fees, the VOL V4.0 offers lifetime free software upgrades. Updates are delivered wirelessly via Wi-Fi, with new diagnostic protocols and vehicle model coverage continuously released.
UPDATE PLANReady for the newest Volvo & Saab communication standard.
CAN-FD (Controller Area Network – Flexible Data-rate) is a next-generation automotive communication protocol adopted by Volvo/Saab.
Stop guessing. Command the part and watch it respond.
The iCarsoft VOL V4.0 bidirectional scan tool supports active component testing and full bidirectional control for most vehicle modules. It sends custom commands and retrieves real-time data to execute targeted functions, including window, mirror, and door lock testing, as well as throttle adjustment — allowing you to pinpoint faults quickly.
Cycle the ABS Pump Motor
Run Window Regulators
Activate the Fuel Pump
Toggle Wiper & Washer Motors
Cycle the EGR Valve
Command the Fuel Injectors
Trigger the Cooling Fans
Sequence Transmission Solenoids
⚠ Compatibility Notice: And More · 15+ active tests across every onboard system — and growing with each update.
Plug in. Your Volvo or Saab names itself in seconds.
Skip the manual VIN typing — simply plug in, and the tool identifies your vehicle in seconds. No typos, no extra lookup time. This boosts accuracy, eliminates input errors, and delivers a smoother, more reliable diagnostic experience.
Diagnose in your language, wherever you wrench.
Far more than a basic code reader.
The VOL V4.0 is far more than a basic code reader. It integrates 9 commonly-used service functions for daily maintenance and 21 advanced professional functions for complex repair tasks.
Reach every ECU — not just the four standard systems.
In addition to the four standard systems (Engine, ABS, Airbags, and Transmission), the VOL V4.0 provides diagnostic coverage for more complex vehicle systems.
Dealer-grade adaptations, right in your hands.
Every emission check, all ten modes, ready to pass.
Supports all 10 OBD2 test modes for vehicles compliant with 1996+ OBDII/EOBD/JOBD/KOBD/CAN/CAN-FD standards: Read Codes, Erase Codes, I/M Readiness, Live Data, Freeze Frame, Vehicle Information, O2 Monitor Test, On-Board Monitor, and EVAP System Test.
Save it, share it, print it — every job on record.
Users can quickly access previously tested vehicle systems and save, share, and print diagnostic reports.
Diagnostic History
Quickly access previously tested vehicle systems and earlier scan results.
Save & Share
Save and share full diagnostic reports with customers or colleagues.
Print Reports
Connect the device to a Windows PC via USB and print diagnostic data for future reference.
Feedback Function
Use the Feedback function to report issues encountered during use — our technical team will review and provide assistance.
Every detail, on the record.
| Operating System | Android |
| Processor | Quad Core 1.3 GHz |
| Memory | 32GB |
| Display | 5-inch LCD capacitive touchscreen with 854x480 resolution |
| Connectivity | USB 2.0 / Wi-Fi (2.4GHz) / OBDII |
| Power | 9-18V |
| Operating Current | ≤500mA |
| Battery Capacity | 3.7V 5000mAh 7.4Wh |
| Tested Battery Life | Around 6 hours of continuous use |
| Type C Input | 5V / 2A |
| Power Consumption | 500mA (LCD on with default brightness, Wi-Fi on) @3.7 V |
| Operating Temp. | 0 to 50°C (32 to 122°F) |
| Storage Temp. | -20 to 70°C (-4 to 158°F) |
| Operating Humidity | 5% - 95% non-condensing |
| Dimensions (W x H x D) | 200 × 116 × 30.2 mm (7.87 × 4.57 × 1.19 in) |
| Net Weight | ≈ 380 g |
Everything you need, right in the box.
Note: Use the charger you already own — no extra e-waste. The VOL V4.0 can be charged using any standard USB-C charger (5V/2A recommended) or a computer's USB port.
See how far V4.0 pulls ahead of V1.0, V2.0 and V3.0.
Every VOL scanner carries the same trusted Volvo & Saab coverage — V4.0 adds the 5-inch touchscreen, Wi-Fi updates, full bidirectional control and the complete set of high-level service functions.
| Feature | VOL V1.0 | VOL V2.0 | VOL V3.0 | VOL V4.0 |
|---|---|---|---|---|
| Coverage | Volvo Saab | Volvo Saab | Volvo Saab | Volvo Saab +2 additional vehicle make groups free of charge |
| Display Size | 3.5 inches | 4 inches | 4 inches | 5 inches |
| Interaction | Physical Buttons | Physical Buttons | Physical Buttons | Touchscreen |
| System Access | Full systems | Full systems | Full systems | Full systems |
| Update Method | USB | USB | USB | Wi-Fi |
| Free Lifetime Updates | ✔ | ✔ | ✔ | ✔ |
| Bi-directional / Active Test | ✘ | ✘ | ✔ | ✔ |
| Oil Service Reset | ✔ | ✔ | ✔ | ✔ |
| SAS Reset | ✔ | ✔ | ✔ | ✔ |
| EPB / Brake-Pad Reset | ✘ | ✔ | ✔ | ✔ |
| Electronic Throttle Control | ✘ | ✔ | ✔ | ✔ |
| DPF Regeneration | ✘ | ✔ | ✔ | ✔ |
| Injector Coding | ✘ | ✔ | ✔ | ✔ |
| ABS Bleeding | ✘ | ✔ | ✔ | ✔ |
| BMS Reset | ✘ | ✔ | ✔ | ✔ |
| TPMS Reset | ✘ | ✔ | ✔ | ✔ |
| 19 High Level Service Functions | ✘ | ✘ | ✔ | ✔ |
Check your connection before you order.
Standard 16-Pin OBD2
Built in on every VOL V4.0 — plug-and-play on Volvo and Saab models equipped with the standard 16-pin OBD2 diagnostic port. No adapter needed.
Volvo & Saab Petrol
Full-system coverage for petrol Volvo and Saab vehicles manufactured after 2001, all the way through to the 2025 model year.
Diesel OBD2 Models
Diagnoses diesel OBD2 Volvo and Saab vehicles from 2004 onwards, including engine, transmission, ABS, airbag and ECU adaptations.
Not sure whether your Volvo or Saab is supported? Send us your VIN and our support team will confirm coverage before you buy.
Verify by VIN →Everything you need to know.
Watch it work — reviews from drivers & pros.
Independent YouTube reviews of the VOL V4.0 from Volvo & Saab owners, mechanics and channels — see the unit running live diagnostics, bidirectional tests and full-system service functions on real cars before you decide.
These are independent reviews hosted on YouTube — each reflects the creator’s own opinion, not a paid endorsement. Videos load only when you press play, so the page stays fast.
Manual & software updates.
Download the user manual, check the full function & vehicle coverage list, and review warranty & returns before you buy.
Multi-Language User Manual
The complete user manual for the VOL V4.0 — setup, full-system diagnostics, service functions and troubleshooting.
Function List & Vehicle Coverage
See exactly which Volvo and Saab models and functions the VOL V4.0 supports, by system.
Warranty & Returns
Backed by the iCarsoft manufacturer warranty. Review the full warranty terms and the returns & refunds policy.
Available through authorized sellers.
The VOL V4.0 is sold through authorized iCarsoft sellers worldwide. Contact our team to confirm compatibility for your vehicle, check stock, or find your nearest authorized distributor.
Interested in the VOL V4.0?
This page is for product information. Tell us what you need and our team will get back to you shortly — to confirm vehicle compatibility, request a quote, or find your nearest authorized dealer.
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