VNCI J2534 Nano and Other J2534 Devices, Which is Better?

There are many J2534 devices in the market, and VNCI J2534 Nano is one of them, offering a more budget-friendly price. Therefore, is it the first choice for price-conscious buyers?

Customers should make the choice based on two aspects:

a)It only supports J2534.

b)It not only supports J2534 but also has the capability to emulate OEM VCIs.

So, let’s check which J2534 device is right for you among the VNCI J2534 Nano, AUTEL MaxiFlash VCI, and VXDIAG VCX SE.


  1. VNCI J2534 Nano


It only supports J2534, compatible with J2534 Passthru and ELM327 for J1979 diagnostics.

VNCI J2534 Nano supports the following protocol configurations:

  1. ISO15765 (Standard/Extended frame).
  2. ISO9141
  3. ISO14230
  4. J1850 PWM (Supports IFR and 2X speed mode).
  5. J1850 VPW (Supports 4X speed mode).
  6. Programming voltage.
  7. Short to ground.
  8. ELM327 with command set version 1.3a.


VNCI J2534 Nano function list

VNCI NANO J2534 Function List
Software Brand Year NOTE
Toyota TIS Techstream Toyota, Lexus 1995-2022 Free download and activate software, update by link
Honda HDS 3.102 Honda Acura 1995-2022 Does not support non-#7 K-line, update by link
ODIS-S, ODIS -E VW Audi Skoda Seat 1995-2022 For J2534 VAG only. Don’t support CAN FD protocol, Don’t support Ignition switch voltage detection
Forscan 2.3.48 Ford Mazda Lincoln 1996-2022 Cannot do 3, 11 medium speed CAN
Scanmaster V2.0 1996-2022 Free download and activate software
PCMFlash V1.2.0 67 modules 1996-2022 Yes, test by your side
J1979Tester 1996-2022 Free Honda immo code calculation
ELMConfig 1996-2022 Yes, test by your side
Volvo VI-DA Volvo 1996-2022 Yes, test by your side
JLR SDD2 Jaguar Land rover 2006-2016 Yes, test by your side
GDS2 GM Buick Cadilac Chevlert 1995-2022 Yes, test by your side
Xentry Passthru Benz, Smart 1995-2022 Yes, test by your side
ISTA-D, ISTA-P BMW, Mini 1995-2022 Yes, test by your side
Consult III-R2R Nissan, Infiniti 1995-2022 Yes, test by your side



  1. AUTEL MaxiFlash VCI


MaxiFlash VCI only supports J2534. It also supports CAN FD, has 4 CAN channels, D-PDU, IS 022900-1 (j2534-1), and ISO 22900-2 (j2534-2) protocols. Additionally, it is RP1210 compliant and can be utilized with a Windows computer when paired with required OE subscription for vehicle module programming.


Autel J2534 is compatible with a wide range of OEM software.


In addition to supporting J2534, it has the capability to emulate OEM VCIs.



VXDIAG VCI is capable of emulating the following software:

  • Toyota Techstream
  • Honda HDS
  • Benz Xentry
  • Subaru SSM3/SSM4
  • JLR SDD Pathfinder
  • Ford/Mazda IDS
  • Renault Clip
  • Volvo VIDA
  • GM GDS2/Tech2win


Furthermore, VXDIAG VCX SE can also serve as a J2534 passthrough device for Hyundai/Kia J2534. It is compatible with various software applications such as Techstream official, FDRS, FJDS, Techline Connect SPS2, pcmflash, bitbox, alexflasher, gromcalc, and many others.

In summary, please consider your needs when choosing between VNCI J2534 Nano, AUTEL MaxiFlash VCI, and VXDIAG VCX SE. VNCI J2534 Nano offers budget-friendly J2534 support, while AUTEL MaxiFlash VCI exclusively supports J2534 with additional features. The VXDIAG VCX SE supports J2534 and emulates OEM VCIs for compatibility with various softwares. You can choose based on your specific requirements.