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DFirst 201BT FD OBD Device

A user-friendly, full-featured OBDII tool built for every driver
With support for CAN, MS-CAN, CAN FD, ISO 9141-2, KWP2000, and SAE J1850(PWM/VPW), it offers broad vehicle coverage and fast, reliable communication. One-click coding and retrofit make unlocking and restoring hidden features effortless, with up to 50 functions running simultaneously. Full-system diagnostic, full OBD2 mode, service and inspection functions keep your vehicle performing at its best.
$50.00 $80.00
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DFirst 201BT Pro Device

A professional-grade OBDII tool designed for workshops and vehicle technicians.
Supports DoIP, CAN FD, SW-CAN, HS-CAN, CAN, and MS-CAN for fast, reliable diagnostics. One-click coding and retrofits make hidden features accessible, with up to 100 functions running at once. Full-system diagnostics and service tools keep your car performing optimally.
$60.00 $90.00

DFirst 201BT Device

Palm-sized and practical OBDII tool designed for individual car owners
Compact and lightweight, with lightning-fast Bluetooth and support for CAN & MS-CAN etc. protocols. Run up to 20 functions at once with one-click coding and retrofits, plus full-system diagnostics and service tools—easy, powerful, and perfect for your car.
$40.00 $70.00

Parameter Comparison

DFirst 201BT
CAN
MS-CAN
Supports 20 tasks to be executed simultaneously
DFirst 201BT FD
CAN
MS-CAN
CANFD
ISO 9141-2
ISO 14230-4(KWP2000)
SAEJ850(PWM)
SAE JI850 (VPM)
Supports 50 tasks to be executed simultaneously
DFirst 201BT Pro
CAN
MS-CAN
CANFD
DOIP
SW-CAN
HS-CAN
Supports 100 tasks to be executed simultaneously
DFirst SLink
CAN
CANFD
DOIP
Supports remote connection of customer and business terminals
App Subscription
Binding your VIN or Unlimited VINs Subscription is required to access all features
Free
Enjoy a set of free functions
  • Diagnosis
    • Full-system scan & diagnostics
    • Diagnosis report
    • Shared your report by PDF
    • Clear codes
  • OBD II/ EOBD II
    • I/M readiness
    • MIL status
    • Read codes
    • Clear codes
    • Freeze frame
    • Live data
    • Vehicle info
    • Mode 6
    • Vehicle status
    • Oxygen sensor monitoring
    • Component testing
  • Service
    • Maintenance (Oil reset, Battery matching, Statutory vehicle inpsection...)
    • Service (Gateway restart, Head unit restart, Body coding repair...)
  • Inpsection
    • EUCs VIN & odometer scan
    • ECUs VIN/Odometer Detection Report
  • Battery Test
A VIN Subscription
Actual features vary by vehicle
  • One-Click Coding
    • One-click unlock and restore hidden features
    • One-click retrofit encoding
    • One-time purchase with lifetime, unlimited use
    • Each VIN is charged only once
  • Diagnosis
    • Full-system scan & diagnostics
    • Diagnosis report
    • Shared your report by PDF
    • Clear codes
  • OBD II/ EOBD II
    • I/M readiness
    • MIL status
    • Read codes
    • Clear codes
    • Freeze frame
    • Live data
    • Vehicle info
    • Mode 6
    • Vehicle status
    • Oxygen sensor monitoring
    • Component testing
  • Service
    • Maintenance (Oil reset, Battery matching, Statutory vehicle inpsection...)
    • Service (Gateway restart, Head unit restart, Body coding repair...)
  • Inpsection
    • EUCs VIN & odometer scan
    • ECUs VIN/Odometer Detection Report
  • Battery Test
Unlimited VINs Subcription
Actual features vary by vehicle
  • One-Click Coding
    • One-click unlock and restore hidden features
    • One-click retrofit encoding
    • One-time purchase with lifetime, unlimited use
    • 12-month validity
  • Diagnosis
    • Full-system scan & diagnostics
    • Diagnosis report
    • Shared your report by PDF
    • Clear codes
  • OBD II/ EOBD II
    • I/M readiness
    • MIL status
    • Read codes
    • Clear codes
    • Freeze frame
    • Live data
    • Vehicle info
    • Mode 6
    • Vehicle status
    • Oxygen sensor monitoring
    • Component testing
  • Service
    • Maintenance (Oil reset, Battery matching, Statutory vehicle inpsection...)
    • Service (Gateway restart, Head unit restart, Body coding repair...)
  • Inpsection
    • EUCs VIN & odometer scan
    • ECUs VIN/Odometer Detection Report
  • Battery Test