Finding the best scan tool for Subaru depends on which systems you need to diagnose. A basic OBD2 reader can help with a check-engine light, while a more capable scanner may also access ABS, SRS, transmission, TPMS, or maintenance functions. The products below range from a simple engine-code reader to full-system and bidirectional diagnostic tools.
This guide compares the nine products covered using their listed features, Subaru compatibility claims where provided, connection requirements, diagnostic coverage, and stated limitations. Prices are the listed observed prices and may change. The products do not have listed ratings or review counts, so no rating is presented.
Pros
- Provides diagnostics for four major vehicle systems
- Includes useful functions such as live data and I/M readiness
- Supports automatic VIN retrieval and manual vehicle selection
- Lifetime updates and a protective case are included
Cons
- Does not support oil reset, battery registration, ABS bleeding, throttle body relearn, or ABS relearn
- SRS crash or collision data cannot be cleared
- Vehicle compatibility varies by make, model, and year, and AUTOVIN may not work on some older vehicles or brands
Specifications
| Color | red |
|---|---|
| Dimensions | 7.68 x 3.54 x 1.18 inches |
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Provides diagnostics for four major vehicle systems
- Includes useful functions such as live data and I/M readiness
- Supports automatic VIN retrieval and manual vehicle selection
Consider another option if
- Does not support oil reset, battery registration, ABS bleeding, throttle body relearn, or ABS relearn
- SRS crash or collision data cannot be cleared
- Vehicle compatibility varies by make, model, and year, and AUTOVIN may not work on some older vehicles or brands
Pros
- Supports multiple common OBDII protocols, including CAN
- Provides more than basic code reading with live data, freeze-frame, and readiness information
- Powered through the vehicle, so no separate battery or charger is required
- Compact design and 12-ounce weight support portability
Cons
- Limited to emission-related diagnostics
- Requires a vehicle with an OBDII interface and does not diagnose OBDI vehicles, even with an adapter
- Vehicle compatibility should be confirmed before purchase
Specifications
| Color | Black |
|---|---|
| Dimensions | 4.9212598375 x 2.755905509 x 0.8661417314 inches |
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Supports multiple common OBDII protocols, including CAN
- Provides more than basic code reading with live data, freeze-frame, and readiness information
- Powered through the vehicle, so no separate battery or charger is required
Consider another option if
- Limited to emission-related diagnostics
- Requires a vehicle with an OBDII interface and does not diagnose OBDI vehicles, even with an adapter
- Vehicle compatibility should be confirmed before purchase
Pros
- Bi-directional control supports live actuation tests
- Includes 23 listed reset and relearn functions
- Free software updates are listed without subscriptions or fees
Specifications
| Dimensions | 3.4 x 2.1 x 0.9 inches |
|---|---|
| Weight | 0.2425084882 pounds |
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Bi-directional control supports live actuation tests
- Includes 23 listed reset and relearn functions
- Free software updates are listed without subscriptions or fees
Pros
- Offers more system coverage than basic engine-code readers
- Includes repair reports with definitions, possible causes, and confirmed fixes
- Wireless design connects to the vehicle's OBDII port without a cable to the phone or tablet
- Supports a broad range of listed vehicle makes, including GM, Ford, Toyota, Honda, BMW, and VW
Cons
- The published compatibility information covers gas-powered vehicles only
- A compatible phone or tablet is required for wireless use
Specifications
| Size | Pro-S |
|---|---|
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Offers more system coverage than basic engine-code readers
- Includes repair reports with definitions, possible causes, and confirmed fixes
- Wireless design connects to the vehicle's OBDII port without a cable to the phone or tablet
Consider another option if
- The published compatibility information covers gas-powered vehicles only
- A compatible phone or tablet is required for wireless use
Pros
- Combines full-system scanning with bidirectional active tests
- Provides 26 included reset and maintenance functions without subscription fees
- Supports CAN-FD and FCA AutoAuth diagnostic access on compatible vehicles
- Offers real-time graphing for up to 8 PIDs and generates vehicle health reports
Cons
- Does not support pure electric vehicles or heavy-duty trucks
- Access to 49+ advanced resets requires a separate 3-year, $169 upgrade, while J2534 programming requires a separate $199 lifetime unlock
- FCA AutoAuth access requires a separate account purchased through the official FCA website
Specifications
| Color | Black |
|---|---|
| Dimensions | 3.5 x 1.93 x 1.02 inches |
| Weight | 0.220462262 Pounds |
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Combines full-system scanning with bidirectional active tests
- Provides 26 included reset and maintenance functions without subscription fees
- Supports CAN-FD and FCA AutoAuth diagnostic access on compatible vehicles
Consider another option if
- Does not support pure electric vehicles or heavy-duty trucks
- Access to 49+ advanced resets requires a separate 3-year, 9 upgrade, while J2534 programming requires a separate 9 lifetime unlock
- FCA AutoAuth access requires a separate account purchased through the official FCA website
Pros
- Broad basic OBD2 diagnostic function set
- Built-in code definitions can help explain fault codes
- Supports major protocols including CAN, ISO9141, KWP2000, J1850 VPW and J1850 PWM
- Color display, multilingual support and on-screen code definitions
Cons
- Limited to engine and emission-related codes
- Does not support ABS, SRS, transmission, bidirectional control or service reset functions
- Vehicle compatibility should be checked before purchase
Specifications
| Color | yellow |
|---|---|
| Dimensions | 9 x 6.3 x 1.6 inches |
| Weight | 0.66 Pounds |
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Broad basic OBD2 diagnostic function set
- Built-in code definitions can help explain fault codes
- Supports major protocols including CAN, ISO9141, KWP2000, J1850 VPW and J1850 PWM
Consider another option if
- Limited to engine and emission-related codes
- Does not support ABS, SRS, transmission, bidirectional control or service reset functions
- Vehicle compatibility should be checked before purchase
Pros
- Combines four-system diagnostics with nine listed reset functions
- Supports gasoline, 12V diesel, passenger car, pickup, light-duty truck, SUV, and minivan applications
- Includes AutoVIN and multiple options for saving, sharing, printing, or emailing inspection reports
- Uses an Android 11.0 operating system and Wi-Fi-based software updates
Cons
- The available data states that it does not work with 5G
- Function menus vary by vehicle make, model, and year, and AutoVIN does not work on all cars
Best For / Avoid If
Best for buyers prioritizing
- Combines four-system diagnostics with nine listed reset functions
- Supports gasoline, 12V diesel, passenger car, pickup, light-duty truck, SUV, and minivan applications
- Includes AutoVIN and multiple options for saving, sharing, printing, or emailing inspection reports
Consider another option if
- The available data states that it does not work with 5G
- Function menus vary by vehicle make, model, and year, and AutoVIN does not work on all cars
Pros
- Combines four-system diagnostics with six common service reset functions
- Includes CAN FD protocol support and FCA Secure Gateway access
- Offers AutoVIN, battery voltage monitoring, and recorded data streams
- Uses Android 11.0 with a 4-core 1.5GHz CPU, 2GB RAM, and 32GB ROM
Cons
- Vehicle compatibility must be confirmed through TOPDON's vehicle coverage information before purchase
- The product is listed with a 1-year quality backup, while lifetime free upgrades refer to software updates
Best For / Avoid If
Best for buyers prioritizing
- Combines four-system diagnostics with six common service reset functions
- Includes CAN FD protocol support and FCA Secure Gateway access
- Offers AutoVIN, battery voltage monitoring, and recorded data streams
Consider another option if
- Vehicle compatibility must be confirmed through TOPDON's vehicle coverage information before purchase
- The product is listed with a 1-year quality backup, while lifetime free upgrades refer to software updates
Pros
- Supports check-engine code reading and clearing
- Provides live data features including engine speed, vehicle speed, coolant temperature, and calculated load value
- Includes a 2.5-foot cable and six-button control layout
- Compact 6.02 x 2.75 x 0.91-inch design
Cons
- Does not support ABS, airbag, oil service light, or other non-OBDII systems
- Vehicle compatibility is described as supporting most applicable vehicles rather than every vehicle
- Requires connection to a vehicle’s OBDII port for power
Specifications
| Color | Yellow |
|---|---|
| Size | Portable |
| Dimensions | 6.02 x 2.75 x 0.91 inches |
| Weight | 0.6375 Pounds |
| Product Group | Automotive Parts and Accessories |
| Binding | Automotive |
Best For / Avoid If
Best for buyers prioritizing
- Supports check-engine code reading and clearing
- Provides live data features including engine speed, vehicle speed, coolant temperature, and calculated load value
- Includes a 2.5-foot cable and six-button control layout
Consider another option if
- Does not support ABS, airbag, oil service light, or other non-OBDII systems
- Vehicle compatibility is described as supporting most applicable vehicles rather than every vehicle
- Requires connection to a vehicle’s OBDII port for power
Our Top Pick
- Best Subaru-focused option: BlueDriver OBD2 Scanner, because the manufacturer lists Subaru among its supported makes and describes access to engine, ABS, SRS, TPMS, and transmission diagnostics.
- Best wired multi-system scanner: FOXWELL NT604 Elite, which is listed for engine, ABS, SRS, and transmission diagnosis and works out of the box according to the manufacturer.
- Best for maintenance resets: TOPDON AD600S, with nine listed reset services, including injector coding, ABS bleeding, DPF reset, and BMS reset. Function availability varies by vehicle.
- Best budget check-engine reader: ANCEL AD310, a compact wired scanner for reading and clearing engine-related emissions codes on OBD2 vehicles from 1996 onward.
- Lowest listed price: MOTOPOWER MP69033 at $15.97, but it does not support ABS or airbag codes.
Choosing Factors for OBD2 Scanners & Diagnostics
CarTechTalk evaluated the published manufacturer-listed specifications, stated vehicle coverage, connection details, diagnostic systems, reset functions, update policies, and limitations. This is a specification-led buying guide, not a laboratory, workshop, or road test.
Compatibility takes priority for a Subaru scan tool. BlueDriver is the only product in this set whose listing covered explicitly names Subaru. The other products describe coverage in broader OBD2, universal, or multi-make terms. Before ordering, confirm compatibility for your Subaru’s model year and the specific system you need to access. A scanner that reads generic engine emissions codes may not communicate with Subaru ABS, SRS, transmission, or body modules.
Affiliate disclosure: CarTechTalk may earn a commission from qualifying purchases made through retailer links. This does not change how the products are described.
Our Picks
BlueDriver OBD2 Scanner: Best for Subaru-specific coverage
Best for: Subaru owners who want a phone-connected scanner with enhanced system coverage and repair information. Avoid if: you want a standalone scanner that works without a phone or tablet.
The manufacturer lists Subaru among BlueDriver’s supported makes and says the device works with gas vehicles from 1996 onward sold in North America. It connects by Bluetooth to an iOS or Android phone or tablet through a sensor plugged into the vehicle’s OBDII port. The listing says it can read and clear Check Engine, ABS, SRS, airbag, TPMS, and transmission codes, subject to vehicle-specific support.
Its most distinctive feature is unlimited technician-verified repair reports matched to the vehicle identification number. The published information also lists live data, freeze frames, smog readiness, and Mode 6 test results. The no-subscription claim is useful for owners who want ongoing access without a recurring software fee.
The main limitation is the phone-based workflow. Verify coverage before buying if you need a particular Subaru body or chassis system.
FOXWELL NT604 Elite: Best wired choice for common Subaru systems
Best for: DIY owners who prefer a dedicated handheld scanner for engine, ABS, SRS, and transmission diagnosis. Avoid if: you need bidirectional controls, extensive reset functions, or confirmed coverage for a specific Subaru module not listed by the manufacturer.
FOXWELL lists the NT604 Elite as a five-in-one tool covering generic OBDII diagnosis plus engine, ABS, SRS, and transmission systems. The published description says the 2026 version includes the latest software and can be used out of the box without downloading software first. It connects to the vehicle through an OBDII cable.
This is a practical fit for a Subaru owner who wants more than a basic check-engine reader but does not want a phone app. The manufacturer describes the tool as a diagnostic device rather than a repair tool: clearing a warning light requires fixing the underlying fault first. The listing does not confirm Subaru-specific model-year coverage, reset functions, or bidirectional testing.
TOPDON AD600S: Best for resets and maintenance functions
Best for: Subaru owners who need a broader maintenance tool in addition to four-system diagnostics. Avoid if: you only need to read a check-engine code and do not need service functions.
The AD600S is listed with engine, transmission, ABS, and SRS diagnostics, plus nine reset or service functions: oil, brake, TPMS, throttle adaptation, steering-angle sensor, battery-management system, ABS bleeding, diesel particulate filter, and injector coding. The manufacturer notes that the available menu varies by vehicle, so these functions should not be assumed to work on every Subaru.
The scanner has a 5-inch touchscreen, 32GB of memory, AutoVIN, Wi-Fi updates, data-stream recording, and FCA AutoAuth access. The listing also says there are no extra software fees and that updates are free.
TOPDON AD500: Best midrange reset-tool alternative
Best for: DIYers who want four-system diagnostics and several common resets at a lower listed price than the AD600S. Avoid if: injector coding, DPF functions, or the larger reset menu of the AD600S is important to you.
TOPDON lists the AD500 for engine, transmission, ABS, and SRS diagnostics. Its six listed reset functions are oil reset, throttle adaptation, steering-angle calibration, TPMS, battery-management system, and electronic parking brake reset. The scanner includes a 5-inch touchscreen with buttons, AutoVIN, DTC lookup, data recording, email-based report printing, and lifetime free Wi-Fi upgrades.
As with the other multi-system scanners, the listing does not confirm that every function is available on every Subaru model or year. Check the manufacturer’s vehicle-specific coverage before relying on it for a particular reset or module.
VDIAGTOOL D200: Best for full-system and bidirectional diagnostics
Best for: experienced DIYers who want access beyond the engine and need active tests or a large reset menu. Avoid if: you want a simple plug-in reader or drive a pure electric vehicle.
The manufacturer describes the D200 as a full-system bidirectional scanner with access to engine, transmission, ABS, SAS, EPB, TPMS, body, chassis, powertrain, and other control modules. It supports reading and clearing codes, live data, freeze frames, O2 and EVAP tests, I/M readiness, and vehicle information. The listing also advertises 26 reset functions, expandable to 49 or more, plus lifetime free software updates and no subscription fees.
It is listed for most 1996-and-newer OBD2 gasoline and hybrid cars and light trucks, but not pure electric vehicles or heavy-duty trucks. The manufacturer specifically says to check compatibility or provide a VIN before ordering. That warning is important for Subaru owners because system and function coverage can vary by model year.
GEARWRENCH GWSMARTBT: Best for app-based bidirectional control
Best for: users who want OE-level diagnostic functions and active tests through a smart device. Avoid if: you prefer a traditional handheld scanner or need detailed Subaru-specific compatibility information before purchase.
GEARWRENCH lists the GWSMARTBT as a smart-device diagnostic tool with full bidirectional control and live actuation tests. It also supports 23 vehicle reset and relearn functions, including throttle matching, ABS bleeding, and TPMS reset, along with live-data mapping and freeze-frame capture. Free software updates and no subscription fees are listed.
Confirm those details before buying, particularly if your goal is Subaru-specific body, airbag, or transmission diagnosis.
ANCEL AD410: Best inexpensive reader with built-in code definitions
Best for: beginners who want engine diagnostics, live data, and an integrated DTC lookup library. Avoid if: you need ABS, SRS, transmission, or full-system Subaru diagnostics.
The AD410 is listed for all OBDII cars from 1996 onward and includes more than 42,000 built-in diagnostic trouble-code lookups. Its listed functions include reading and clearing codes, live data, freeze frame, I/M readiness, O2 testing, EVAP testing, vehicle information, and MIL status.
This is a sensible low-cost option for investigating a check-engine light and checking emissions-related readiness. However, the published description focuses on generic OBD2 engine functions and does not claim Subaru-specific enhanced diagnostics or access to ABS and airbag modules.
ANCEL AD310: Best basic wired Subaru code reader
Best for: owners who want a straightforward, compact tool for generic engine fault codes. Avoid if: your warning light is for ABS, SRS, TPMS, or another non-engine system.
The manufacturer lists the AD310 for OBD2 vehicles from 1996 onward. It reads and clears emission-system trouble codes, displays live data and freeze frames, checks I/M monitor readiness, and retrieves vehicle information. The published description identifies a wired OBD2 design and says the tool is powered through the vehicle connection.
Its limitations are clear: the published information is centered on generic engine and emissions diagnostics. It should not be treated as a confirmed Subaru enhanced-system scanner without model-specific verification.
MOTOPOWER MP69033: Best lowest-cost engine reader
Best for: drivers who only need basic check-engine diagnostics at the lowest listed price. Avoid if: you need ABS or airbag codes.
The MP69033 supports nine OBD2 protocols and is listed for most 1996 US-based vehicles, 2000 European vehicles, Asian vehicles, and newer OBD2/CAN vehicles. It reads and erases engine codes, shows freeze frames, I/M readiness, live data, vehicle information, and several engine parameters. It uses power from the vehicle through the OBD2 connector and includes a built-in code library.
The manufacturer explicitly states that ABS and airbag codes are not supported. That makes this a narrow choice for Subaru owners, but potentially a useful one when the only concern is a generic engine warning light.
Comparison of the Nine Listed Scan Tools
| Product | Listed price | Manufacturer-listed scope |
|---|---|---|
| FOXWELL NT604 Elite | $144.99 | OBDII, engine, ABS, SRS, transmission |
| BlueDriver | $94.95 | Engine, ABS, SRS, airbag, TPMS, transmission; Subaru listed |
| TOPDON AD500 | $149.99 | Engine, transmission, ABS, SRS; six resets |
| TOPDON AD600S | $186.19 | Engine, transmission, ABS, SRS; nine resets |
| VDIAGTOOL D200 | $119.99 | Full-system and bidirectional diagnostics; not pure EVs |
| ANCEL AD310 | $29.99 | Generic OBD2 engine and emissions functions |
| ANCEL AD410 | $39.99 | Generic OBD2 engine and emissions functions |
| MOTOPOWER MP69033 | $15.97 | Generic OBD2 engine functions; ABS/airbag not supported |
| GEARWRENCH GWSMARTBT | $99.99 | Bidirectional diagnostics and 23 resets |
Compatibility and Buying Guidance
First identify the warning light or module you need to scan. Generic OBD2 readers are generally aimed at emissions-related engine faults. ABS, SRS, TPMS, transmission, body, and chassis systems may require enhanced or full-system access.
Next confirm your Subaru’s model year and fuel type. Several products state coverage for OBD2 vehicles from 1996 onward, while BlueDriver specifically lists gas vehicles from 1996 onward sold in North America. VDIAGTOOL lists gasoline and hybrid coverage but excludes pure electric vehicles. These broad statements do not guarantee that every Subaru system or service function is available.
Choose a wired handheld tool if you want a dedicated display and no phone dependency. Choose BlueDriver or another smart-device product if app-based reports, wireless operation, or bidirectional controls are more important. For resets, always verify the exact Subaru function: a scanner may list a reset category without supporting it on your vehicle.
Choosing the Best Scan Tool for Subaru
- For a check-engine light: ANCEL AD310, ANCEL AD410, or MOTOPOWER MP69033 provide the most basic route to generic engine-code information.
- For ABS, SRS, or transmission faults: start with BlueDriver, FOXWELL, TOPDON, or another tool that explicitly lists those systems, then confirm Subaru-specific coverage.
- For maintenance resets: compare the exact service functions rather than choosing by price alone. The AD600S lists the broadest reset menu among the products supplied.
- For active tests: consider the VDIAGTOOL D200 or GEARWRENCH GWSMARTBT, both of which list bidirectional capability.
- For no recurring software fee: BlueDriver, TOPDON AD500, TOPDON AD600S, VDIAGTOOL D200, and GEARWRENCH list no subscription or free update provisions, but confirm the precise terms before purchase.
Before you buy, it is worth reading OBD2 Scanner Buying Guide for Beginners, Automotive Multimeter Buying Guide and Best Bluetooth Scan Tool.
Answers to Common Questions
Can any OBD2 scanner read Subaru ABS or airbag codes?
No. The MOTOPOWER MP69033 explicitly does not support ABS or airbag codes, and the ANCEL AD310 and AD410 listings focus on generic engine and emissions functions. Select a tool that lists the required system and verify coverage for your Subaru model and year.
Is BlueDriver a good choice for a Subaru?
It is the clearest Subaru-specific option in this included set because the manufacturer lists Subaru among supported makes. It also lists enhanced engine, ABS, SRS, TPMS, and transmission diagnostics. It requires a compatible iOS or Android device and a Bluetooth sensor connected to the OBDII port.
Can a scan tool turn off a Subaru warning light?
A scanner can often clear a stored code when its functions support that system, but clearing the code does not repair the fault. FOXWELL specifically notes that the underlying problem must be physically repaired before clearing the warning light.
Do the listed reset functions work on every Subaru?
Not necessarily. TOPDON states that its function menu varies by vehicle, and VDIAGTOOL advises buyers to check compatibility or provide a VIN. Confirm the exact model year and service function before purchasing.
Our Verdict
For the strongest documented Subaru match, choose the BlueDriver OBD2 Scanner, provided you are comfortable using a phone or tablet. It is the only listing covered that explicitly names Subaru and combines generic and enhanced diagnostics with VIN-matched repair reports.
For a dedicated handheld tool, the FOXWELL NT604 Elite is the more direct fit for common engine, ABS, SRS, and transmission checks. Choose the TOPDON AD600S when resets and service functions are central to your needs, or the ANCEL AD310 when you only need an inexpensive generic engine-code reader. Regardless of price, verify Subaru model-year and module compatibility before ordering.
