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Topdon

TOPDON AD900 Lite Bidirectional OBD2 Scanner

  • Bidirectional control with full system diagnostics
  • 8 reset services, including oil, EPB and DPF
  • 8-inch touchscreen, Android 11.0
  • Bluetooth 5.0 VCI, up to 33 feet wireless
  • 10000mAh battery, 12 hours of operation
  • Lifetime free upgrade, 1-year warranty
  • FCA AutoAuth and CAN-FD support

Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A capable wireless scan tablet with active tests and lifetime updates for home mechanics and small shops. The reset list is short and coding is not listed.

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ASIN: B0C33Y285YModel: AD900 LiteCategory: Code Readers & Scan Tools

Overview

Testing injectors, pumps, windows and lights on command is what the Topdon scan tablet adds to full system code reading. A Bluetooth VCI links the car to the tablet wirelessly, so you can work away from the driver seat.

Home mechanics and small shops get active tests, a repair guide for fault codes and lifetime updates on a large wireless tablet. The reset list is short at eight services, and the repair guide currently covers only some Chrysler group models.

Who it's for

Driveway diagnosis and light shop work suit the wireless VCI and active tests. Technicians who rely on programming or many resets should look at a higher tier tool.

Pros and cons

Pros
  • Active tests on injectors, pumps, lights
  • Wireless VCI frees you from cables
  • Lifetime free software upgrades
  • Long battery life for shop days
Cons
  • Only eight reset services
  • Repair guide limited to some Chrysler models
  • Battery testing is optional, not standard

Performance notes

Active tests send commands to the vehicle ECU and watch the component respond, which narrows a fault to one part. Coverage depends on the vehicle software, and the Bluetooth link holds within the stated wireless range.

Specifications

BrandTopdon
ModelAD900 Lite
Dimensions & fit
Screen size8 inches
Power & efficiency
Power Source10000mAh battery, 12 hours continuous
Compatibility & installation
ConnectivityBluetooth 5.0 VCI, up to 33 feet (10 meters); VCI cables offered
Warranty & support
Manufacturer Warranty Description1 year
Supported protocolsCAN-FD
Other details
Operating SystemAndroid 11.0
Language12 languages
Vehicle coverage120+ brands, 10000+ cars, 1996 to 2025
Software updatesLifetime free upgrade
Systems coveredAll available modules: engine, transmission, airbag, ABS, ESP, TPMS, gateway, steering, radio, air conditioning
Bidirectional controlYes, active tests
Fca autoauthYes
Reset functions8: oil, throttle adaptation, EPB, steering angle, DPF, ABS bleeding, BMS, airbag

Frequently asked questions

Does the Topdon AD900 Lite work on older cars?

The listing says it works on cars from 1996 to 2025 and covers 120+ brands.

Which cars get the Topdon DTC repair guide?

Chrysler, Dodge, Jeep and Fiat from 2010-2014 at present, with more added through updates.

Does the Topdon AD900 Lite need a cable to the car?

No. The Bluetooth 5.0 VCI works wirelessly, and VCI cables are also offered for more connection options.