9 Best OBD2 Scanner for F350 7.3 Diesel (November 2026)
The best OBD2 scanners for the Ford F350 7.3 diesel include the ANCEL HD430 Heavy Duty Truck Scanner (best overall), the Autel OBD2 Scanner MS309 (best value engine code reader), and the OBDLink MX+ Bluetooth Scanner for app-based diagnostics.
On this page (4 sections)
The best OBD2 scanner for an F350 7.3 diesel is the ANCEL HD430 Heavy Duty Truck Scanner, because it reads and clears engine codes on 12V and 24V trucks and adds diesel-specific DPF reset and forced regeneration. For a simpler engine-only reader, the Autel MS309 is the best value.
The 7.3 Power Stroke ran from 1994 to 2003, and the 1996-onward trucks carry a standard OBD2 port. That means most basic readers can see check engine codes.
The split comes later: some owners want live data graphs, some want ABS and airbag codes, and some want diesel-only functions. This guide picks the right scanner for each job.
If you also maintain other cars in the family, our roundup of the best OBD2 scanner for VW covers the European side.
Our picks at a glance
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The best OBD2 scanners for the F350 7.3 diesel
The ANCEL HD430 leads because it covers the most ground for a diesel truck owner. The rest win on price, phone integration or extra systems.
Pick by the job you do most, not by the longest feature list.
ANCEL HD430 Heavy Duty Truck Scanner: Best overall
- Reads and clears engine codes on 12V and 24V trucks
- DPF reset and forced regeneration for Cummins and Caterpillar engines
- Full HD OBD/EOBD/OBDII functions with live data
- 4.3-inch screen with 2.4G Wi-Fi updates
A heavy-duty handheld that reads engine codes and adds diesel-specific DPF regeneration on trucks. Not for pickups or light trucks.
Pros
- Handles heavy truck protocols and DPF regen
- 4.3-inch screen and Wi-Fi updates
- Three-year warranty
Cons
- Not compatible with pickups or light trucks
- DPF regen only for Cummins and Caterpillar engines
The HD430 suits the owner who works on more than one truck. It reads engine codes on 12V and 24V vehicles and supports heavy truck protocols (SAE J1939, SAE J1708 and more) that a light-duty reader ignores.
Its diesel advantage is DPF reset and forced regeneration for Cummins and Caterpillar engines, which clears soot buildup and helps the truck meet its maintenance schedule. ANCEL says it is not compatible with pickups or light trucks, so on a 7.3 F350 the HD430 works as an OBD2 engine reader only.
The hardware is solid. The 4.3-inch screen is big enough to read codes and live values, the 8G memory and 8G TF card hold saved data, and the imperial conversion setting shows units your shop uses.
Wi-Fi updates are free for life, so you skip an update subscription fee. The kit adds a hard storage box, a feedback function that sends problems to ANCEL's engineers, a three-year warranty and 30 days free return and exchange.
Buy it for the engine-code basics plus the heavy truck work you do elsewhere.
Autel OBD2 Scanner MS309: Best value engine code reader
- Reads and clears generic and manufacturer-specific engine codes
- Built-in DTC database with on-screen definitions
- I/M readiness for smog checks
- Freeze frame and VIN readout
A cheap plug-and-play reader that turns the check engine light into a code you can act on. Engine and emissions codes only.
Pros
- Low cost and no setup
- On-screen code definitions
- I/M readiness for inspections
Cons
- Engine codes only, no ABS or SRS
- Cannot clear codes on some 2018+ FCA vehicles
The MS309 is the simplest way to find out why the check engine light is on. Plug it into the 16-pin port, turn the key on and read the code, with the meaning shown on screen from a built-in database.
For a 7.3 owner it reads and clears generic codes (P0, P2, P3, U0) and manufacturer-specific codes (P1, U1), and it shows pending codes before they set a light. It also gives freeze frame data, plus the VIN and calibration IDs when you are checking a used truck.
The I/M readiness screen tells you whether the monitors are set, so you know if the truck will pass a smog test. There is no setup or registration, and the tool powers from the OBD2 cable.
The trade-off is scope. It is an engine and emissions reader, so ABS and airbag codes stay hidden, and it does not read TPMS or run service functions.
Autel also notes it cannot clear codes on 2018-onward Chrysler, Dodge and Jeep vehicles or others behind a security gateway. An older Ford truck with a plain 16-pin port does not hit those limits.
Autel lists a 12-month warranty and lifetime free technical support.
OBDLink MX+ Bluetooth Scanner: Best for app-based diagnostics
- Turns iPhone, Android or Windows PC into a scan tool
- Enhanced OEM support for Ford and other brands
- Live parameters beyond basic engine data
- Over-voltage and battery drain protection
A tiny Bluetooth adapter that pairs with your phone and adds live engine data through the OBDLink app. Strong Ford support makes it a good fit for 7.3 owners who want graphs.
Pros
- Ford-specific enhanced support
- App graphs and data logging
- Firmware updates included
Cons
- You supply the phone or tablet
- Advanced features depend on the third-party app
The MX+ is for the owner who would rather read graphs on a phone than squint at a small screen. It pairs with iOS, Android or Windows and turns the device into the display.
Its strongest point for a Ford is enhanced OEM support, which the maker lists for Ford alongside GM, Mazda and others. It also reads more live parameters than a basic reader, and the included OBDLink app graphs, logs and exports real-time engine data.
It works with third-party apps too, including FORScan, Torque, BimmerCode and AlfaOBD, so you are not locked into one. For iPhone-specific options, see our OBD2 scanner for iPhone roundup.
The design suits a truck. It weighs 28 grams and measures about 2 by 0.9 by 1.8 inches, so it will not block legroom, and over-voltage protection and a sleep mode guard the battery on a truck that sits for weeks.
Firmware updates are free for life, and the kit includes a zipper case. The trade-off is that you supply the phone, so if you want a handheld that works alone, this is not it.
BlueDriver OBD2 Scanner Bluetooth: Best for ABS and SRS checks
- Reads enhanced codes for engine, ABS, SRS and transmission
- Wireless Bluetooth connection to phone or tablet
- Live data and smog readiness checks
- No subscription fees
A Bluetooth dongle for owners who want to check airbag and ABS codes, not just the check engine light. BlueDriver supports gas vehicles and only select light diesels, so verify your exact 7.3 truck before buying.
Pros
- Reads ABS, SRS and transmission codes
- No subscription fees
- Smog readiness and live data
Cons
- Only select light diesels supported, so verify your 7.3 truck
- Needs a phone or tablet to work
BlueDriver suits the owner chasing a warning light that is not the check engine light. It reads enhanced codes for ABS, SRS and transmission in addition to engine codes, which a basic reader cannot do.
The app also offers repair reports matched to your VIN, live data while you drive, freeze frame, smog readiness and Mode 6 results. There are no subscription fees, and the maker backs it with a 180-day money-back guarantee.
Here is the catch for a 7.3 truck: BlueDriver supports gas vehicles and only select light diesels. If your F350 runs the 7.3 Power Stroke, treat this as a pick for the other vehicles in your driveway or for checking codes on a gas truck.
The app side is where it earns its keep. The repair reports are unlimited and matched to your VIN, with definitions, causes and confirmed fixes.
In-app how-to videos cover common repairs, so a first-time owner can follow along. The sensor plugs straight into the OBDII port and connects wirelessly, so there are no cables draped across the cab.
The maker says there are no accounts required and no selling of personal data, and app updates are free. Coverage leans toward GM, Ford, Stellantis, Toyota, Honda, Nissan, Mazda, Subaru, Hyundai, Mercedes-Benz, BMW and VW, and it works with 1996+ North American gasoline vehicles plus select light diesels.
That select light diesel wording is another reason to confirm your exact truck before you buy.
Innova 5210 Code Reader: Best for battery and smog checks
- OBD2 scanner and car battery tester in one
- Live data with drive cycle readiness
- Oil light reset
- Bluetooth app for repair guidance
A handheld that reads engine codes and tests the battery and alternator, which suits a 7.3 truck that sits between jobs. The oil reset is handy for DIY oil changes.
Pros
- Built-in battery and alternator test
- I/M readiness for smog tests
- Oil light reset
Cons
- ABS coverage varies by vehicle
- Bluetooth app adds features only with a phone
The Innova 5210 is a two-in-one tool: an OBD2 engine code reader and a battery and alternator tester. On a 7.3 that sits between farm or job-site runs, a weak battery is a common cause of a no-start, and this checks it in the same session as the codes.
It reads live data like RPM, coolant temperature, fuel trims and oxygen sensor readings. The drive cycle readiness feature helps you pass a smog or emissions test, and the oil light reset is useful after a DIY oil change.
ABS coverage varies by vehicle, so do not count on it for brake codes on every F350. The Bluetooth app adds repair guidance, but the handheld works without a phone for the core jobs.
The app is the RepairSolutions2 app, which the maker says gives verified fixes from ASE-certified mechanics, suggested parts and cost estimates without a subscription. The 2.8-inch screen sits on a body about 6 inches long, so it fits in a glovebox or door pocket.
It reads engine codes on most US, Asian and European vehicles from 1996 and newer. Innova recommends its coverage checker before you buy, because features vary by make, model and year.
One behavior to know: emission readiness monitors reset after a battery disconnect or a code clear, and they repopulate over a full drive cycle. That is normal vehicle behavior, not a faulty tool.
Foxwell NT604 Elite Scanner: Best for multi-system scans
- Scans ABS, SRS, engine and transmission
- AUTOVIN reads the VIN quickly
- Live data stream and built-in DTC library
- Solid protective case
A four-system handheld for owners who want to look beyond the engine when a warning light comes on. It reads and clears common ABS and SRS codes but does no service resets.
Pros
- Reads engine, ABS, SRS and transmission
- AUTOVIN speeds up vehicle selection
- Lifetime updates and a hard case
Cons
- No oil reset or ABS bleed functions
- Crash data on SRS cannot be cleared
The NT604 Elite reads four systems: engine, ABS, SRS and transmission. That makes it the pick when a warning light could be an airbag or brake issue rather than an engine fault.
The AUTOVIN menu pulls the VIN and vehicle info without you typing it in, and the 4.3-inch screen and hard case suit a toolbox. It covers 60+ car brands worldwide with no extra software fee.
It is a diagnostic tool, not a repair tool. It reads and clears common codes, but it does not do oil resets, ABS bleeding or throttle relearn.
SRS crash data cannot be cleared either. For a 7.3 owner who wants to look past the engine without buying a pro scan tool, this is the middle ground.
The workflow is straightforward. Pick the region (America, Europe or Asia), pick the brand and vehicle, run a quick scan and open the module you want.
The live data stream, built-in DTC library and data playback and print features round out the basic jobs. AUTOVIN may fail on some older vehicles or certain brands, in which case you type the VIN by hand or pick the model from the menu.
Foxwell ships a hard protective case where same-price rivals ship a plastic bag. It updates for life at no extra software fee.
If a version number shows in red on the update screen, update it to the latest before you trust a scan.
Foxwell NT301 Code Reader: Best for DIY engine diagnosis
- One-click engine code read and clear
- Live data graphing for O2 sensors and fuel trims
- I/M readiness hotkey with LED indicators
- Works on 12V diesel vehicles with OBD2
A color-screen reader that graphs live engine data and clears the check engine light after a repair. It works on 12V diesel trucks that carry an OBD2 port.
Pros
- Live data graphs on a color screen
- I/M readiness hotkey
- Works on 12V diesel with OBD2
Cons
- Engine and emissions systems only
- No ABS or transmission coverage
The NT301 is the best fit for the DIY owner who wants engine diagnosis and nothing more. It reads and clears check engine codes in one click, graphs live data like O2 sensors and fuel trims, and shows I/M readiness with a red-yellow-green LED.
Foxwell lists support for 12V diesel vehicles with OBD2, which matches a 1996-onward 7.3 truck with a standard port. The 2.8-inch color screen is readable in daylight, and updates are free for life, though they need a Windows PC.
Two extra modes help. The EVAP check assesses fuel tank condition, and the O2 sensor test helps you judge the air-fuel ratio.
The tool clears the light only after the underlying fault is fixed, and the code returns if the repair did not take. It supports all five common OBD2 protocols.
The limit is system coverage. It reads engine and emissions codes only, so ABS and transmission faults are out of reach, and for brake codes you should spend more on the NT604 Elite.
Our OBD2 scanner with live data guide compares more graphing readers.
ANCEL AD310 Code Reader: Best budget backup
- Reads and clears engine emission codes
- Live data, freeze frame and I/M readiness
- No batteries or charger needed
- Works on 1996+ OBD2 vehicles
A cheap, tough code reader for quick check engine light checks. It reads emission-related engine codes only and cannot do resets.
Pros
- Low cost and sturdy build
- Reads and clears emission codes
- Powers from the truck's OBD2 port
Cons
- Emission-related engine codes only
- No ABS, SRS or reset functions
The AD310 is the cheap backup to keep in the truck. It reads and clears engine emission codes, shows live data and freeze frame, and checks I/M readiness.
It needs no batteries and draws power from the OBD2 port.
The 2.5 ft cable and compact body suit working under the dash. It reads all the common OBD2 protocols (KWP2000, J1850 VPW, ISO9141, J1850 PWM and CAN), so it connects to 1996-onward trucks.
Its honest limit: it only reads emission-related engine codes. A fault outside the emissions system stays invisible, and it cannot do resets.
Treat it as a glovebox tool for quick checks, not a full diagnostic kit.
The build is the reason to keep it around. The cable uses thick, flexible insulation, the body measures 8.9 by 6.9 by 1.4 inches and it weighs 12 ounces.
That is small enough for a backpack or a dash cubby. The screen is large and the buttons are clearly labeled.
ANCEL says each unit gets a 48-hour aging test before it leaves the factory. The maker also notes the AD310 cannot read engine codes that are unrelated to the emission system, and it cannot work on an OBD1 port even with an adapter.
For a 1996-onward 7.3 truck, the OBD2 port is what matters.
Autel AutoLink AL319: Best for occasional checks
- Reads and clears check engine codes
- One-click I/M readiness
- Live data and freeze frame
- Built-in DTC lookup
A simple color-screen reader for owners who only want to see why the light is on. It reads engine and emission codes and nothing else.
Pros
- Simple menu and color screen
- One-click I/M readiness
- Reads and clears engine codes
Cons
- No ABS or SRS reading
- Limited to engine and emissions systems
The AL319 is the simplest reader here. It reads and clears check engine codes, shows live data and freeze frame, and has a one-click I/M readiness button.
The 2.4-inch color screen and built-in speaker make it easy to use in a driveway.
It supports seven languages and covers 1996-onward OBD2 vehicles, so a 7.3 truck with the 16-pin port works. The menu is plug and play with no registration step.
It is limited to engine and emission codes. It does not read ABS or SRS, so it is best for the owner who only wants to know why the check engine light is on.
Compare it with the MS309 if you want a slightly broader engine reader.
The design details are aimed at beginners. The screen is a TFT color display with a built-in speaker and LED indicator, the cable is long enough to reach without tangling, and it is battery powered.
It reads DTCs, looks up definitions, shows live data and freeze frame, reads vehicle information and checks I/M readiness. Autel includes a 12-month warranty and lifetime free updates.
VIN reading can fail on some models because of how the manufacturer sets the computer, in which case you type the VIN by hand. Autel's support team handles that through the seller message or Q&A.
It does not support TPMS or service functions.
How these scanners were compared
We scored each scanner on how well it fits an F350 7.3 owner's actual jobs: reading engine codes, clearing the light after a repair, watching live data and covering extra systems. Our score weighs specs, features and buyer feedback against what you're shopping for.
The ANCEL HD430 takes the top spot because it covers heavy truck protocols and diesel DPF work that the cheaper readers skip. The middle picks earn their place on price (MS309, AD310, AL319), phone integration (OBDLink MX+, BlueDriver) or extra systems (NT604 Elite).
The Innova 5210 and Foxwell NT301 sit in the middle because they add live data or battery testing without full system coverage.
The scoring also weighed the honest limits. BlueDriver's limited diesel support cost it points for this specific truck, even though its ABS and SRS coverage is the best in the group.
The HD430 lost points for the light-truck exclusion but kept the top spot because its engine-code basics and protocol range still cover the 7.3 job. The low-cost readers rank lower for capability, not for reliability, because they leave ABS and transmission systems untouched.
| Product | Best for | Power source | Screen size | Updates | Our score |
|---|---|---|---|---|---|
| ANCEL HD430 Heavy Duty Truck Scanner | overall | Corded electric | 4.3 inches | Lifetime free Wi-Fi updates | 9.7 |
| Autel OBD2 Scanner MS309 | value engine code reader | OBD2 cable | 1 inch | 9.4 | |
| OBDLink MX+ Bluetooth Scanner | app-based diagnostics | Vehicle | 9.2 | ||
| BlueDriver OBD2 Scanner Bluetooth | ABS and SRS checks | Vehicle | 9.1 | ||
| Innova 5210 Code Reader | battery and smog checks | Vehicle powered | 2.8 inches | 8.7 | |
| Foxwell NT604 Elite Scanner | multi-system scans | Corded electric | 4.3 inches | 8.5 | |
| Foxwell NT301 Code Reader | DIY engine diagnosis | Corded electric | 2.8 inches | Lifetime free | 8.2 |
| ANCEL AD310 Code Reader | budget backup | Corded electric | 2.4 inches | 7.7 | |
| Autel AutoLink AL319 | occasional checks | Battery powered | 2.4 inches | 6.8 |
What should you check before buying a scanner for the 7.3 diesel?
Start with the port and the protocol. The 7.3 Power Stroke ran from 1994 to 2003, and 1996-onward trucks sold in the US use the standard 16-pin OBD2 port.
A 1994 or 1995 truck with an older OBD1 port needs a different tool, so check the port under the dash before you buy.
Second, decide what you want to read. A basic reader sees engine and emissions codes.
A multi-system scanner adds ABS, SRS and transmission codes. A heavy-duty scanner adds truck protocols and diesel functions.
The more you want, the more you pay.
Does a 7.3 truck need a heavy-duty or a standard scanner?
A standard scanner reads engine codes on the 7.3's OBD2 port. A heavy-duty scanner adds protocols and diesel functions like DPF regeneration.
For engine-only work on a 1996-onward F350, a standard reader like the Autel MS309 does the job. Buy heavy-duty if you also work on commercial trucks.
The heavy-duty protocols are the other difference. The HD430 reads SAE J1939, SAE J1708, SAE J1850 PWM, SAE J1850 VPW, ISO 14230-4, ISO 9141-2, ISO 15765-4 and ISO 27145-4.
A light-duty reader typically covers only the OBD2 families. If your work stays on the F350 and other light trucks, the protocol gap rarely shows up.
If a medium-duty or commercial truck shares the shop, the HD430 earns its price.
How do engine-only and multi-system scanners differ?
An engine-only reader reads and clears powertrain and emissions codes. A multi-system scanner also reads ABS, airbag and transmission modules.
On a 7.3 truck, engine codes cover most warning lights. ABS and airbag codes need a scanner like the Foxwell NT604 Elite.
The difference shows up when a light is on and the engine runs fine. An airbag light or an ABS light will not clear with an engine-only reader, and the codes stay hidden.
Multi-system tools also read transmission codes. That matters if the truck shifts oddly or the overdrive light comes on.
For a 7.3 owner doing engine work only, the extra systems are nice but not required.
Is a phone-based scanner as good as a handheld?
A phone-based scanner like the OBDLink MX+ or BlueDriver uses your phone as the screen and runs more detailed apps. A handheld works without a phone and is ready out of the box.
For graphs and logging, the phone approach wins. For a simple code read in a parking lot, a handheld is faster.
There are practical differences. A handheld like the Innova 5210 or Foxwell NT301 has its own screen, so it works when your phone is dead or out of signal.
A Bluetooth dongle keeps the cab free of cables, but it depends on the app staying updated. If you plan to log data over long drives, the phone approach with export and sharing features is more flexible.
If you just want a code read, the handheld gets there in fewer steps.
What live data should you watch on a 7.3?
Watch RPM, coolant temperature, fuel trims, oxygen sensor readings and injection timing if your scanner shows it. A 7.3 diesel's fuel and air readings tell you more than a stored code alone.
The OBDLink MX+, BlueDriver, Innova 5210 and Foxwell NT301 all graph live data.
Freeze frame data is the other useful view. It captures the sensor readings at the moment the fault set, so you can see what the engine was doing when the light came on.
The MS309, AL319, AD310, Innova 5210 and NT301 all show freeze frame. Combine that with live graphing and you can follow a drift in fuel trim or a lazy oxygen sensor instead of waiting for a hard failure.
Can a scanner clear a check engine light without fixing the problem?
It can clear the light, but the code comes back if the fault is still there. Foxwell's own guidance is to repair the issue first, then clear the code.
That way the light stays off and you know the fix worked. Treat a cleared light as confirmation, not a cure.
There is also the smog angle. Clearing codes resets the readiness monitors, so the truck will show not ready until a full drive cycle repopulates them.
If an emissions test is coming up, do not clear codes right before the test. Repair the fault, drive the cycle, then check readiness with the I/M screen.
Readers like the MS309, AL319, AD310, Innova 5210 and NT301 all show readiness status.
What should you check about coverage and support?
Check that the scanner lists your truck's year and engine, not just the brand. The makers of these tools publish coverage charts or coverage checkers, and the Innova, Foxwell and Autel materials all advise confirming compatibility first.
The HD430 also lists a feedback function that sends a report to its engineers, and a three-year warranty. The BlueDriver app carries a 180-day money-back guarantee.
These terms vary, so read the one that comes with the scanner you pick.
Verdict
The best OBD2 scanner for an F350 7.3 diesel is the ANCEL HD430 for most truck owners, because it reads engine codes on 12V diesel trucks and adds DPF reset and forced regeneration for heavy work. If you only want to read and clear engine codes, the Autel MS309 does it for less.
Pick the Foxwell NT604 Elite when you want to check ABS and airbag codes too. BlueDriver also reads those codes, but it is for the household's gas vehicles rather than the 7.3 diesel.
If you keep a scanner in more than one vehicle, our Dodge Ram 1500 scanner roundup covers the other truck in the driveway. Whichever you choose, confirm the port on your truck and the protocols the scanner supports before you order.
ANCEL HD430 Heavy Duty Truck Scanner: Best overall
- Reads and clears engine codes on 12V and 24V trucks
- DPF reset and forced regeneration for Cummins and Caterpillar engines
- Full HD OBD/EOBD/OBDII functions with live data
- 4.3-inch screen with 2.4G Wi-Fi updates
A heavy-duty handheld that reads engine codes and adds diesel-specific DPF regeneration on trucks. Not for pickups or light trucks.
Pros
- Handles heavy truck protocols and DPF regen
- 4.3-inch screen and Wi-Fi updates
- Three-year warranty
Cons
- Not compatible with pickups or light trucks
- DPF regen only for Cummins and Caterpillar engines
Autel OBD2 Scanner MS309: Best value engine code reader
- Reads and clears generic and manufacturer-specific engine codes
- Built-in DTC database with on-screen definitions
- I/M readiness for smog checks
- Freeze frame and VIN readout
A cheap plug-and-play reader that turns the check engine light into a code you can act on. Engine and emissions codes only.
Pros
- Low cost and no setup
- On-screen code definitions
- I/M readiness for inspections
Cons
- Engine codes only, no ABS or SRS
- Cannot clear codes on some 2018+ FCA vehicles
OBDLink MX+ Bluetooth Scanner: Best for app-based diagnostics
- Turns iPhone, Android or Windows PC into a scan tool
- Enhanced OEM support for Ford and other brands
- Live parameters beyond basic engine data
- Over-voltage and battery drain protection
A tiny Bluetooth adapter that pairs with your phone and adds live engine data through the OBDLink app. Strong Ford support makes it a good fit for 7.3 owners who want graphs.
Pros
- Ford-specific enhanced support
- App graphs and data logging
- Firmware updates included
Cons
- You supply the phone or tablet
- Advanced features depend on the third-party app
BlueDriver OBD2 Scanner Bluetooth: Best for ABS and SRS checks
- Reads enhanced codes for engine, ABS, SRS and transmission
- Wireless Bluetooth connection to phone or tablet
- Live data and smog readiness checks
- No subscription fees
A Bluetooth dongle for owners who want to check airbag and ABS codes, not just the check engine light. BlueDriver supports gas vehicles and only select light diesels, so verify your exact 7.3 truck before buying.
Pros
- Reads ABS, SRS and transmission codes
- No subscription fees
- Smog readiness and live data
Cons
- Only select light diesels supported, so verify your 7.3 truck
- Needs a phone or tablet to work
Innova 5210 Code Reader: Best for battery and smog checks
- OBD2 scanner and car battery tester in one
- Live data with drive cycle readiness
- Oil light reset
- Bluetooth app for repair guidance
A handheld that reads engine codes and tests the battery and alternator, which suits a 7.3 truck that sits between jobs. The oil reset is handy for DIY oil changes.
Pros
- Built-in battery and alternator test
- I/M readiness for smog tests
- Oil light reset
Cons
- ABS coverage varies by vehicle
- Bluetooth app adds features only with a phone
Foxwell NT604 Elite Scanner: Best for multi-system scans
- Scans ABS, SRS, engine and transmission
- AUTOVIN reads the VIN quickly
- Live data stream and built-in DTC library
- Solid protective case
A four-system handheld for owners who want to look beyond the engine when a warning light comes on. It reads and clears common ABS and SRS codes but does no service resets.
Pros
- Reads engine, ABS, SRS and transmission
- AUTOVIN speeds up vehicle selection
- Lifetime updates and a hard case
Cons
- No oil reset or ABS bleed functions
- Crash data on SRS cannot be cleared
Foxwell NT301 Code Reader: Best for DIY engine diagnosis
- One-click engine code read and clear
- Live data graphing for O2 sensors and fuel trims
- I/M readiness hotkey with LED indicators
- Works on 12V diesel vehicles with OBD2
A color-screen reader that graphs live engine data and clears the check engine light after a repair. It works on 12V diesel trucks that carry an OBD2 port.
Pros
- Live data graphs on a color screen
- I/M readiness hotkey
- Works on 12V diesel with OBD2
Cons
- Engine and emissions systems only
- No ABS or transmission coverage
ANCEL AD310 Code Reader: Best budget backup
- Reads and clears engine emission codes
- Live data, freeze frame and I/M readiness
- No batteries or charger needed
- Works on 1996+ OBD2 vehicles
A cheap, tough code reader for quick check engine light checks. It reads emission-related engine codes only and cannot do resets.
Pros
- Low cost and sturdy build
- Reads and clears emission codes
- Powers from the truck's OBD2 port
Cons
- Emission-related engine codes only
- No ABS, SRS or reset functions
Autel AutoLink AL319: Best for occasional checks
- Reads and clears check engine codes
- One-click I/M readiness
- Live data and freeze frame
- Built-in DTC lookup
A simple color-screen reader for owners who only want to see why the light is on. It reads engine and emission codes and nothing else.
Pros
- Simple menu and color screen
- One-click I/M readiness
- Reads and clears engine codes
Cons
- No ABS or SRS reading
- Limited to engine and emissions systems
Our top 3 picks at a glance
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Frequently asked questions
What OBD2 scanner works on a 7.3 Power Stroke diesel?
Any scanner that supports OBD2 protocols works on a 1996 or newer 7.3 truck with a 16-pin port. The best pick for the 7.3 diesel is the ANCEL HD430, since it handles heavy truck protocols and reads engine codes on 12V and 24V diesel trucks.
Do I need a special scanner for a diesel truck?
Yes, if you want diesel-specific functions like DPF regeneration. A standard engine code reader works for check engine light codes, but DPF reset and forced regeneration need a scanner built for diesel engines, like the ANCEL HD430 for Cummins and Caterpillar.
Can a cheap OBD2 scanner clear the check engine light on an F350?
Yes. Readers like the Autel MS309, Foxwell NT301 and ANCEL AD310 read and clear engine emission codes on 1996-onward OBD2 trucks.
They clear the light only after the underlying fault is repaired, so a code can return if the problem is not fixed.
Will a Bluetooth OBD2 scanner work on an older 7.3 truck?
It will connect if the truck has a standard 16-pin OBD2 port. The OBDLink MX+ lists enhanced Ford support, but older 7.3 trucks vary by year and engine, so compare your truck's port and protocol with the scanner's coverage before buying.
Can an OBD2 scanner read ABS codes on an F350?
Only scanners with ABS coverage can read those codes. The Foxwell NT604 Elite reads ABS codes on supported vehicles, while engine-only readers like the Autel MS309 and ANCEL AD310 cannot.
