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TopTekk Vehicle Data Tools

Power battery clarity for EV owners. Vehicle-specific diagnostics for supported cars.

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1-Year Warranty Included with every scanner

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CHOOSE YOUR TOOL BY JOB

Choose the right tool for the job

Start with a vehicle-specific tool and verify your exact vehicle before ordering.

FOR SELECTED BYD EVS

TTB030 Power Battery Scanner

Reads battery SOH, cell-level battery data, charge and discharge statistics, DTCs and live data.

Store-listed models: Atto 3, Dolphin, Seal and Sealion 6
Bluetooth connection through OBD2
Verify your exact vehicle before ordering

View TTB030

TopTekk power battery scanner showing BYD EV battery health data

FOR SELECTED VEHICLES

CW730 OBD2 Diagnostic Tool

Reads and clears DTCs, displays live data and supports selected service functions.

For selected Toyota, Honda, Nissan, Mitsubishi, Kia, Hyundai and Renault vehicles
Lifetime free updates
Check the compatibility list before ordering

View CW730

Fcar vehicle diagnostic tool showing supported Japanese and Korean car brands

SEE THE DATA BEFORE YOU DECIDE

Clearer information starts with the right connection.

Choose a tool around the job you need to do, then verify the exact vehicle or battery coverage before ordering.

Battery healthSOH and cell-level data for selected BYD EVs.
Fault codesRead and clear DTCs on selected supported vehicles.
Live dataUse live readings to make the next decision clearer.

READY WHEN YOU ARE

Clearer data. Better decisions.

Choose a tool matched to your vehicle or EV battery and start with the information that matters.

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TOPTEKK NOTES

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Product updates and useful vehicle data tips, sent occasionally.

Diagnostic Guides

Electric car in a professional workshop with a technician reviewing abstract battery data on a tablet

Cell Imbalance in EV Battery Data: What It May Mean and What It Does Not

August 4, 2026|TopTekk Editorial Team

Cell-level EV battery readings can add useful context, but they are not a pass-or-fail verdict. Learn how to record the conditions of a scan, compare related information carefully and know...

Electric vehicle in a professional workshop with a visible auxiliary battery and a conceptual traction battery beneath the vehicle

Why a 12V Battery Tester Cannot Assess an EV Traction Battery

August 3, 2026|TopTekk Editorial Team

An EV has both a low-voltage auxiliary battery and a high-voltage traction battery. Learn why their jobs and data differ, and how to choose the right question before using a...

Technician using a diagnostic tablet beside a grey electric SUV in a blue-lit workshop.

Used EV Battery Data: What to Check Before You Buy

July 31, 2026|TopTekk Editorial Team

Buying a used EV? Learn how to place SOH, state of charge, cell-level readings, charge and discharge statistics and stored DTCs in context before making a decision.