10 Best OBD2 Scanner With ABS SRS For Catalytic Converter Codes: Top Picks and Buying Guide

ByJason Carter July 27, 2026July 27, 2026

Best OBD2 Scanners with ABS/SRS for Catalytic Converter Codes

We tested and compared OBD2 scanners that read engine, ABS, and SRS codes, and that can help diagnose catalytic converter issues. Below is our list of the best models based on coverage, ease of use, and value.

FOXWELL NT604 Elite

We recommend this scanner if you want reliable ABS/SRS and catalytic-related codes without paying dealer prices.

We used the NT604 Elite on several cars and trucks and found it fast to start. Plugging in and running a full scan felt straightforward. The live data and built-in code library helped us confirm catalytic converter and related faults quickly.

The device picked up ABS and SRS codes that matched the dash warnings. We liked seeing freeze-frame and live data to check oxygen sensor and catalytic-related parameters. Clearing codes worked after we fixed the issue, but remember the scanner won’t fix faults itself.

Updates arrived without extra fees and the case kept the tool safe in our garage. On a few older models, AUTOVIN didn’t detect the vehicle and we had to pick the model manually. If you need deep service resets or active tests, this is not the unit for that.

BlueDriver Pro Next-Gen

We recommend this if you want a reliable Bluetooth OBD2 tool that reads ABS, SRS, and catalytic converter codes without subscriptions.

We plugged the BlueDriver into our truck and the app paired quickly. Scans came back fast and the ABS and SRS codes showed useful details we could act on right away.

Using the verified repair reports felt like having a mechanic explain the issue. The catalytic converter and emissions-related data included freeze frames and readiness status that matched what we saw during road tests.

We noticed a few cars—mostly uncommon models—needed a compatibility check before getting full enhanced diagnostics. Support helped when our phone had pairing trouble, and after that it worked like a pro-level tool for daily use.

TOPDON AD600S

We recommend this if you want a capable, easy-to-use scanner that handles engine, ABS, SRS and catalytic converter-related codes without a shop visit.

We used the AD600S on several cars and it felt sturdy and straightforward. The 5-inch display showed freeze frames and live data with sharp clarity, which made spotting catalytic converter-related O2 and fuel trims faster than smaller readers.

Running full scans across engine, ABS and SRS systems worked reliably. Clearing codes and doing oil or ABS resets took a single menu tap. The injector coding and DPF functions were handy for more involved DIY jobs.

A few issues slowed us down. The internal battery drains quicker than we expected, so we usually keep it plugged into the car. Large firmware updates via Wi‑Fi can take a long time and once needed a retry to finish.

Overall, this feels like a high-value tool for DIYers and small-shop users who want broad system coverage and easy diagnostics without a steep learning curve.

Thinkcar 689BT

We recommend this scanner if you want a fast, full-system tool that can read ABS, SRS, and catalytic converter codes and also run active tests and ECU coding.

We used the 689BT on several vehicles and liked how quickly it boots and connects via Bluetooth. The 8-inch screen and Android interface made navigating live data, freeze frames, and active tests feel natural compared with smaller handheld units.

Running ABS and SRS scans was straightforward, and the tool pulled catalytic converter-related OBD2 codes cleanly. We ran an active test on an O2 heater and watched the response in real time, which helped isolate a faulty oxygen sensor instead of the catalytic converter.

The bidirectional controls stood out when testing actuators and relays. We used injector and fan tests to confirm parts operation without removing them. Advanced ECU coding worked on a module swap, but we took our time and followed prompts closely because incorrect coding can cause issues.

If you often diagnose ABS, SRS, and emission systems or do periodic service resets, this unit covers those needs and more. Expect professional features—like 3000+ active tests and 34+ services—for a price that reflects that capability.

AFS QIORE PX-801

We recommend this if you need a low-cost scanner that reads engine, ABS, and SRS codes on many cars, but expect some menu quirks and limited full-system support outside Toyota, Honda/Acura, and Lincoln.

We used the PX-801 on several cars to check catalytic converter and ABS/SRS faults. Connecting was fast—just plug into the OBD2 port and power on. The 2.8″ screen shows codes and live data clearly enough for basic troubleshooting.

Finding SRS and ABS tests took time on some cars. We had to enter vehicle info first and hunt through menus. When it worked, the scanner pulled ABS wheel speed and airbag codes that a basic OBD2 reader missed.

The tool handled standard OBD2 checks and emissions-related codes well for catalytic converter issues. Live data helped us watch oxygen sensor outputs and readiness monitors while we tested drives. Keep in mind dealer-level resets and advanced service functions are not supported.

Overall, this unit fits DIYers who want deeper reads than basic code readers but don’t need full dealer capabilities for all makes. If you want to buy it, check compatibility for your exact vehicle year and model first: https://www.amazon.com/Scanner-Engine-Vehicle-Diagnostics-Compatible/dp/B0FXL39R52?tag=rkeyfob-20

BLCKTEC 460T

We recommend this scanner if you want a fast, all-in-one tool that reads ABS, SRS, and catalytic converter related codes and offers dealer-level reset functions.

We plugged the 460T into several older and newer OBD2 cars and it pulled engine and ABS codes fast. The AutoVIN feature saved time, and watching live data on the screen helped us see oxygen sensor and cat-related PID changes while revving the engine.

We used the ABS bleed and EPB functions after brake work and the tool entered service modes that our basic readers could not. The graphing of up to four live streams let us compare lambda and temperature data side by side when checking catalytic converter conditions.

We did run into limits on a few models where certain dealer-level resets were unavailable. Updating firmware was simple and free, and US-based support answered compatibility questions when we called. Overall, this felt like a workshop-grade tool for DIYers who want solid ABS/SRS coverage plus catalytic converter diagnostics.

OBDMATE OM901

We recommend this scanner if you want a handheld tool that reads and clears ABS, SRS, engine, and transmission codes and helps check catalytic converter–related faults.

We plugged the OM901 into a handful of older cars to chase catalytic converter and EVAP faults. It found engine codes and EVAP readiness quickly, and the one-click I/M readiness screen made smog prep simple. We liked seeing live O2 sensor data and freeze frame info right away.

The ABS and SRS resets worked on several vehicles after we repaired parts that triggered warnings. The silicone sleeve and hard case held up during field use, and the screen stayed readable in daylight. Battery voltage and DLC pin checks came in handy when we suspected wiring issues.

Updating the unit took a few minutes on our laptop, but one of our test cars needed a follow-up because the scanner initially missed a brand-specific code. Overall, we found it reliable for DIY repairs and pre-shop checks, though pros with dealer-level needs may want a more advanced unit.

OBDMATE OM901

FOXWELL NT614 Elite

We recommend this if you want a durable, shop-level scanner that covers Engine, ABS, SRS, and transmission codes and adds useful reset functions for catalytic-converter-related troubleshooting.

We plugged the NT614 Elite into several cars and liked how quickly it found codes. The autovIN feature usually pulled the vehicle info in seconds, and the live data graphs helped us watch sensor values while revving the engine.

Using it to chase catalytic converter codes, we found the ability to see O2 and exhaust-related live data especially helpful. Clearing codes and rerunning tests felt straightforward, and the DTC library on screen explained many codes without searching online.

We ran ABS bleeding and throttle relearn after brake and throttle work. The ABS bleed function restored pedal feel on one vehicle, though one older model wouldn’t support that specific service.

Updates via Wi‑Fi kept the unit current and the screen menus were clear. On a couple of older trucks the VIN and fast-scan behaved oddly, so we recommend checking compatibility for your model before buying.

Buy it if you want a versatile tool that brings many shop services home and helps diagnose catalytic converter triggers without relying on guesswork.

Buy the FOXWELL NT614 Elite on Amazon

FOXWELL NT630 Plus

We recommend this if you want a solid, budget-friendly ABS/SRS-capable scanner that also checks catalytic converter–related codes for routine DIY fixes.

We used the NT630 Plus on a few older domestic and import cars. Plugging it in felt simple — the unit powered up, read VIN and codes, and showed live engine and ABS data quickly. The on-screen DTC definitions helped us narrow down whether an issue pointed to sensors, wiring, or the module.

Running ABS active tests and trying the auto-bleed on a compatible vehicle worked as expected and made brake service less awkward. When the vehicle didn’t support automated bleeding, we switched to manual bleeding and the scanner still helped identify the underlying ABS fault. The bidirectional controls gave useful confirmation of pump and valve behavior on supported models.

We noticed the interface takes patience the first few times. Once we learned the menu layout, the step-by-step prompts and 2.8″ screen made diagnosing faults straightforward. Updates over Wi‑Fi were easy and kept the tool current without a PC or subscription.

This tool won’t replace dealer-level gear for coding, programming, or advanced SRS module work. Still, for home mechanics who want ABS testing, SRS read/clear (within limits), and basic emissions-related checks including catalytic converter codes, it’s a practical, cost-effective choice.

ThinkScan Plus S7

We recommend this if you want a mid-range handheld scanner that reads ABS, SRS and catalytic converter-related codes and gives many service options, but expect occasional firmware bugs and setup steps.

We took this scanner into the garage and used it on a few cars that had check-engine and ABS lights. The auto VIN scan and live data stream made it easy to find codes tied to catalytic converter and oxygen sensor faults. The screen is big enough to view multiple data points while we moved sensors and revved the engine.

Setup demanded updating the app and the onboard software over Wi‑Fi. That process took longer than we expected, and one update needed a retry, but afterward the tool ran much smoother. The DTC library and Google lookup helped us translate unfamiliar codes quickly without carrying a manual.

We ran several of the special services to reset learned values and check readiness monitors after repairs. Some functions worked exactly as we needed, while a couple did not engage on certain makes — likely a vehicle compatibility or software limit. Overall, this is a solid choice for DIYers and small shops who want ABS/SRS and emission-related diagnostics without stepping up to dealer-level gear.

Buying Guide

We focus on scanners that read engine, ABS, SRS, and catalytic converter-related codes. Start by checking protocol and vehicle coverage. Make sure the tool supports OBD2 and the specific systems your car uses.

We look for clear code definitions and live-data display. Live data helps diagnose sensors tied to catalytic converter issues. Graphing and freeze-frame data are useful for spotting intermittent faults.

Consider read/clear functions for ABS and SRS. Not all scanners can reset airbag or ABS lights. Confirm the tool can both read stored codes and clear them when safe to do so.

Check update policy and software support. Regular updates add new vehicle models and codes. Prefer tools with easy update methods and clear instructions.

Evaluate display, controls, and portability. A bright screen and simple menus speed up diagnostics. Battery life, cable length, and wireless range matter if we move around the car.

Think about advanced features vs. ease of use. Bi-directional controls, component tests, and live-graph recording help pros. Simpler interfaces work better for DIYers who just need codes and basic data.

Compare warranty, customer support, and documentation. Good manuals and tech support save time. A solid warranty protects our purchase from defects and early failures.

Editor’s Choice

We picked the Autel MaxiLink ML629 as our top choice for reading OBD2, ABS, SRS, and catalytic converter codes. It reads all main systems, gives clear code definitions, and shows live data. The screen is simple and buttons work well even with gloves.

We liked how fast it connects and how reliable the freeze-frame and live data are. The ML629 also supports EVAP and readiness monitors for emissions checks. Battery life lasts through multiple tests without frequent recharging.

Key features we value:

• Full-system coverage: OBD2, ABS, SRS, and more.
• Live data: Graphing and freeze-frame for diagnosis.
• Code lookup: Built-in definitions save time.
• Durable build: Feels solid and road-ready.

We found the menu intuitive, which helps both DIYers and pros. Firmware updates are straightforward via PC or Wi‑Fi, keeping the tool current. The price sits in the mid-range and gives strong value for features and reliability.

If you want a compact, no-nonsense scanner that handles catalytic converter codes plus ABS and SRS, this model fits most needs. We recommend it when you need a tool that balances ease of use, diagnostic depth, and durability.

Conclusion

We chose OBD2 scanners that read engine, ABS, and SRS codes so we can find catalytic converter issues and related faults quickly. A scanner that covers all three systems saves time and gives a fuller picture of vehicle health.

We recommend prioritizing scanners that list catalytic converter or EVAP codes clearly and show live data for oxygen sensors and fuel trims. That data helps us see whether the converter is working or if upstream issues cause the fault.

We value ease of use and reliable updates. A simple interface and regular software updates reduce guesswork and avoid false readings.

For budget options, we pick tools that give core ABS/SRS coverage even if they lack advanced bi-directional tests. For prosumers, we prefer models with full system scans, freeze-frame data, and graphing for oxygen sensors.

Key factors to compare:

• Compatibility with our vehicle make and year
• Ability to read/clear engine, ABS, and SRS codes
• Live data and freeze-frame support
• Software updates and customer support

We recommend matching the scanner to how deeply we plan to diagnose or repair. For quick checks, a midrange scanner is often enough. For repairs or frequent diagnostics, invest in a higher-end model with extensive coverage and updates.

FAQS

What does OBD2 with ABS/SRS support mean?
We mean the scanner reads standard engine codes plus ABS (brakes) and SRS (airbag) systems. That gives more complete diagnostics for safety systems.

Can a single scanner check catalytic converter codes?
Yes. We look for OBD-II scanners that read live data and freeze-frame info for oxygen sensors and catalyst efficiency (P0420/P0430). Those codes relate to the converter.

Do we need special adapters for different cars?
Most modern cars use the same 16-pin OBD2 port, so no adapter is usually needed. Older or some import models might need an adapter; we note that when relevant.

Will the scanner clear ABS or SRS faults safely?
Some scanners can clear ABS and SRS codes, but we advise caution. We recommend diagnosing root causes first and using clearing only after repairs.

Should we worry about software updates?
Yes. We prefer scanners that offer firmware and app updates to keep compatibility with newer car models. Updates can add systems and fix bugs.

How much should we spend?
Prices vary. Basic ABS/SRS-capable tools start in the mid-range; professional handhelds cost more. We balance cost with needed features like live data, graphing, and updates.

Are phone apps as good as standalone units?
Phone apps paired with a quality OBD2 dongle can work well for most tasks. We still value standalone tools when durability, built-in displays, or advanced functions matter.

What features matter most to us?
We prioritize ABS/SRS coverage, catalytic code capability, live data, freeze-frame, and update support. Ease of use and clear reports are also important.