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A practical how-to for diagnosing EVAP system codes: read the code, check common leak points, test purge and vent valves, use a smoke test or scanner data, and ...
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Direct comparison to help workshops choose between diagnostic tablets and handheld scanners based on coverage, workflow, cost, and technician needs.
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Learn how to check alternator and charging system performance using simple voltage checks, load tests and inspection steps so you can diagnose charging issues ...
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Understand what OBD2 codes mean, how freeze-frame and live data change diagnosis, when to DIY vs call a shop, and which scanner features make a real difference.
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A practical how-to for diagnosing engine overheating using OBD-II live data, coolant temperature trends, fan operation checks and targeted component tests to ...
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Decide which scanner fits your home garage by matching features to common DIY tasks—basic CEL clearing, live data, ABS/SRS checks, or full-system diagnostics. ...
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Learn a practical process to find and confirm intermittent car faults using diagnostic scanners, live data, voltage checks, freeze-frame and controlled drive ...
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Practical beginner's guide explaining core automotive electrical tests, essential tools, safety steps, and when to replace parts or call a technician.
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A practical guide to using STFT and LTFT fuel trim readings from your OBD2 scanner to pinpoint vacuum leaks, sensor faults and fuel-delivery problems, with ...
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Before swapping a sensor, verify the problem with codes and live data, inspect connectors and wiring, test voltages and grounds, and consider calibration or ...
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2026 LAUNCH Creader Elite for Merce...
Original price was: $169.00.$142.00Current price is: $142.00. -16%
【ALL IN ONE DIGNAOTIC SCANNER FOR MERCEDES BENZ】LAUNCH Creader Elite OBD2 Scanner for Mercedes benz and Maybach support full system diagnose,full free reset functions,full bi-directional control and full obd2 functions.also support more advanced functions,like ecu code,component calibrattion,modifications,customize module,Personalization and more. One diagnostic tool is enough for professional diagnosis. 【OE-LEVEL Diagnosis All Available Function Systems】LAUNCH diagnostic tool for mercedes benz works for 16pin Mercedes-Benz, Maybach and Sprinter, which is capable of reading and clearing trouble codes of all systems, like powertrain module,suspension module,body module,electrical module,EPB,TPMS,etc,.not only is a professional diagnostic tool for benz,also is an OBD2 code reader to check engine light, read and erase codes on all brands cars' OBD2 system.
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XTOOL D7W Wireles Bidirectional OBD...
Original price was: $539.00.$439.95Current price is: $439.95. -18%
2026 XTOOL OBD2 Scanner D7W : All-round Upgraded Version of D7/D7S/D7BT/D7PRO Exclusive 3-Year Free Updates; WiF! Freedom - 20X Faster Precision obd2 scanner diagnostic tool with AI-assisted; 4,000+ Active Tests; 150+ Vehicle Brand Coverage; Upgraded 7.3V Fast Charging; Advanced ECU Coding & PMI Offline Program ming; Pre/Post Diagnostic Reports; One-Click Report Printing; Auto VIN Scanning; 22 Languages Support; 8-PID Live Data Monitoring; Hidden Issue Detection Before Failure - Professional Performance for Car Owners, DIYers & Home Users,and an ideal choice for purchasing for your loved father 4000+ Active Tests, Covers 100,00+ vehicles Code Readers & Scan Tools: Why upgrade to ''4000+ bidirectional obd2 scanners'? Broader Actuator Coverage, Faster Fault Isolation and Deeper System Access, no more ''unsupported actuator'' surprises diagnostic. FULL bi-directional scan tool lets you both send commands and read live Input/Output data in one workflow—eliminate ''guess and replace'' parts swaps and cut repair costs dramatically. You can verify radiator fans, A/C clutches, fuel pumps, horns, windows, solenoids and hundreds of other components with 10× faster response times on D7W's Quad-core/Wi-Fi hardware (vs. legacy OBD2 Bidirectional Scan Tool)
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KW808 OBD2 Scanner + KW208 12V Batt...
Original price was: $65.98.$59.99Current price is: $59.99. -9%
【Check Engine Light Code Reader】KONNWEI KW808 car obd2 scanner will help you find out the cause of check engine light (MIL) and read/erase the DTC code(engine fault codes), displays the error code definition, reduce or avoid maintenance costs. Save Time and Money. 【Enhanced Diagnostic Functions】cover many OBD2 diagnostic functions: read and erase fault codes, view I/M readiness, data stream and freeze frame data, retrieve auto vehicle information, O2 Sensor test to accurately locate bad O2 sensor, On-board Monitoring, etc.
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LAUNCH CRP129 HD V2 is an intelligent and networked diagnostic tool on the Android platform, with basic system functions that best meet the needs of the DIY market Heavy duty Truck， Pickup，Trailer， Bus，Diesel Equipment Machinery，tractor，Vessel，Covering over 50+ brands Software Asian, European and U.S. makesmodels. It includes Basic diagnostic functions of the all System ,such as reading Fault codes , clearing Fault code, version information, and reading data streams. it also has 7 special functions, Attention :The the 7 special functions is Basic Edition( Covers 50% of The LAUNCH Full function Software for the same special features )，and The 7 special features not be suitable for all brands or All vehicle models on the list, suitable for approximately 25-30 brands on the software list. The LAUNCH Full function Software is separate order, Different from crp129 HD product software. The LAUNCH Full function Software including Actuation Test and more Special features.
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CRP129 HD Heavy Duty Truck Scanner combine with Previous CRP129 HD and more Powerful features-Cover 62+ heavy duty truck brands (truck and specific diesel trucks/ vehicles) sale on USA, HDOBD+Full EOBDII, 7+ Powerful Reset Services, 165 Live data for 4-in-1 Graphic Display (EOBDII), All system (ECUs) Diagnose (83 live vehicle info) and more, which are more powerful feature than prevous version LAUNCH 129HD scanner and other brands of truck scanners. Support Full Systems for Truck: CRP129 HD car code reader supports read and clear DTC, live data, ECU information for truck all systems. Including Engine, Transmission, Drivetrain, Suspension, ABS, ESP, Cluster, E-xhaust, P-articular, Suspension, Braking System, Cab Climate, Body Control, Instrument Panel, Fuel System and more, which are in compliance with J1939, J1708 protocols of Heavy duty truck and OBD2/CAN protocols, it includes heavy duty truck and light truck, pickup, buses, trailer, tractor, dumper, agricultural and construction vehicles
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LAUNCH Creader Elite HD Heavy Duty Truck Diesel Diagnostic Scaner is Suitable for Cummins Detroit MAXXFORCE HD-Volvo International Isuzu Hino Diesel Truck professional repair shop and technician , or Personal DIY . Software Lifetime free upgrade. Main functions：1.Version Information 2.Read Fault Code 3.Clear Fault Memory 4.Read Data Stream 5.Actuation Test 6.Special Functions . [ Actuation Test ] : Injector Shut Off / Open close window motor testing / Solenoid Test/ Blower Motor Test / Test Electrically Controlled Engine Cooling Fan (Fc)/ ABS Electrovalve Test /Air Distribution Stepper Motor/ Transmission Speed Sensor, Test / Power Wiper High Speed / Power Wiper Low Speed / Cylinder Compression Test/ Electrically Controlled Coolant Pump/ Fuel Pressure/ ATC Deep Snow/Mud Switch/ Aftertreatment Current Based Particulate Matter Sensor Regeneration Test/ Aftertreatment Diagnostic Tests/ Aftertreatment SCR System Cleaning/ Aftertreatment SCR System Test/
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LAUNCH Creader Elite V3.0 for BMW O...
Original price was: $219.00.$189.00Current price is: $189.00. -14%
【2026 FULL UPGRADED V3.0】2026 Newly released LAUNCH Creader Elite V3.0 for BMW diagnostic tool has all-around upgrades to offer enhanced hardware, expanded vehicle coverage, superior features, swift pace with same price. Newly Added: ✅New DoIP protocol for BMW F&G chassis after 2018(*Need adapter); ✅Android 8.1, 16→64GB ROM, 3000mAh BAT, 2.4&5GHz dual-band WiFi; ✅Instant Live Tech Support & Massive Online Repair Resources; ✅Lifetime Free Update. All in one solution for BMW/Mini/Rolls-Royce. Best Bang for your buck. 【EXCLUSIVE BATTERY REGISTRATION FEATURE】 LAUNCH Creader Elite V3.0 for BMW obd2 scanner is a battery registration tool dedicated to BMW cars, not only for same type & capacity, but also for different type & capacity (Exclusive). Function path: ✅For the same type&capacity battery registration, "Diagnostic > Automatically/Manually Search >Special Function"; ✅For the different type & capacity battery registration, "Diagnostic > Automatically/Manually Search > Code". Check compatibility firstly.
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Launch Creader Elite 3.0 Bidirectio...
Original price was: $219.00.$177.65Current price is: $177.65. -19%
2026 New Upgraded Version of X431 ELITE 3.0: Are you searching for a high‑performance OBD2 scanner diagnostic tool for Chrysler repair work?2026 LAUNCH X431 Elite 3.0 PRO fit for Chrysler is upgraded version with Enhanced Hardwares & Software, MUCH FASTER and SMARTER!This scan tool adopts a dismountable USB Cable, Larger 2G+64GB Extended Memory ,Android 8.1 OS , 3000mAh Battery with Power Button ,Lifetime Free Update, Full Systems Diagnostic ,All Free Service Function , Bi-Directional Control , AutoVIN, Full OBD2 Modes. Bidirectional Control :Tired of spending hours on tedious vehicle diagnostics?LAUNCH X431 Bidirectional scan tool can send commands to test their working status, inherits the powerful Bi-directional Control, which performance in similar scan tool of great advantage, such as EVAP Solenoid, Windows, Wipers... significantly reduce diagnostic time, improves 5X faster efficiency. *Note: functions vary by model/year – contact us to verify compatibility.
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[Product List] The box contains: THINKSCAN 689BT Car Scanner ×1, TES102 Endoscope ×1, TK101 7-in-one set ×1. For any inquiries, the best way to contact us is via Amazon's “Messages” feature. [Good News] The combo package includes the TES102 endoscope expansion module and two 689BT tempered glass screen protectors. The TES102 inspection camera delivers precise, crystal-clear imaging for effortless diagnosis of automotive equipment faults. Featuring an ultra-slim 5.5mm camera probe, a 2-megapixel HD sensor, and six ultra-bright LED lights, it captures 1280×720 high-definition visuals. Simply connect the TES102 to the USB port of the 689BT to begin using it.
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FOXWELL HD301 Heavy Duty Truck Scan...
Original price was: $299.98.$239.98Current price is: $239.98. -20%
【Full System Truck Diagnostic】The HD301 heavy duty truck scanner is engineered to deeply access and scan all available electronic control modules specifically for truck, including Engine, Transmission, ABS, SRS, Chassis, and Body Control. This professional truck scanner diagnostic tool allows you to identify issues across the entire vehicle, ensuring your rig stays in peak condition for the long haul. 【2 in 1 Code Reader & Advanced HD OBDII】Equipped with professional-grade diesel scan tool capabilities, the HD301 features intuitive Read/Erase codes and turn off the "Check Engine" light. With the built-in DTC Lookup library, you can instantly access fault code definitions on-device without searching the internet. It also retrieves essential live sensor data—such as coolant temperature, fuel pressure, and engine RPM—in a stable text format for precise and rapid troubleshooting.
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FOXWELL HD301 Heavy Duty Truck Scan...
Original price was: $389.98.$311.98Current price is: $311.98. -20%
【Full System Truck Diagnostic】The HD301 heavy duty truck scanner is engineered to deeply access and scan all available electronic control modules specifically for truck, including Engine, Transmission, ABS, SRS, Chassis, and Body Control. This professional truck scanner diagnostic tool allows you to identify issues across the entire vehicle, ensuring your rig stays in peak condition for the long haul. 【2 in 1 Code Reader & Advanced HD OBDII】Equipped with professional-grade diesel scan tool capabilities, the HD301 features intuitive Read/Erase codes and turn off the "Check Engine" light. With the built-in DTC Lookup library, you can instantly access fault code definitions on-device without searching the internet. It also retrieves essential live sensor data—such as coolant temperature, fuel pressure, and engine RPM—in a stable text format for precise and rapid troubleshooting.
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【Diesel Engines】The CRE CUMMINS Heavy Duty Truck Scanner is custom-designed for vehicles equipped with Cummins engines. It offers full system diagnostics, including DPF regeneration, ECU coding, EOBD/HDOBD functionality, and more. The tool comes with adapters, including diesel 6-pin and 9-pin connectors. Engineered for precise and reliable diagnostics, it ensures compatibility and efficient troubleshooting for your trucks. 【ECU Coding】Unlike other full system diagnostic tools that only offer basic functions, the ECU coding feature allows for deeper parameter adjustments, making it suitable for a wider range of repair scenarios. This includes features like Acceleration Management, Anti-lock Brake (ABS) Controller, Cruise Control, Idle Speed Adjustment, and more. Beyond DPF regeneration and cylinder cutout tests, the tool also provides additional reset services and parameter settings to address more complex repair needs.
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