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Black OBD2 diagnostic cable with USB connector and toggle switch

TaoTao

TaoTao Inpa K+D CAN USB OBD2 Cable FT232RL Switch BMW 1998-2019

SKU CH-R8V5-M3QG1

USB OBD2 cable with FT232RL chip and selectable K/D-CAN switch covers BMW E-chassis models from 1998 to 2019 for diagnostics and coding

  • Diagnose E-chassis BMWs 1998-2019 via D-CAN, PT-CAN and K-CAN
  • Genuine FT232RL chip ensures reliable USB communication with NCS Expert and Tool32
  • Physical switch selects K+D-CAN mode to cover more models without cable swaps
  • Supports read/clear faults, adaptations and driver-module coding on listed chassis
  • Windows 7 32-bit native; 8/10 compatibility varies by system, macOS not supported

BMW diagnostic cable for E-chassis 1998-2019

This USB OBD2 interface connects BMW E-chassis vehicles from 1998 to 2019 to a Windows PC for dealer-level diagnostics. It uses an original FTDI FT232RL chip and a physical switch to select between K-line and D-CAN electrical layers. The cable is intended for independent workshops and enthusiasts running INPA, NCS Expert or Tool32 on a 32-bit Windows 7 system.

Thermals noise and power draw

The adapter draws its operating current directly from the vehicle OBD port and the host USB connection, so no external supply is required. Passive components and the FT232RL run cool during extended coding sessions, and the plastic housing adds no audible noise. Power consumption stays well within standard USB and OBD port limits for the supported protocols.

Single specification that decides fit

The hardware only programs the driver module; it cannot program SMG transmission controllers on E46 M3, E60 M5 or E63/E64 M6, nor can it program key fob, CAS or light control modules. Buyers who need full control-unit replacement coding must use a different interface.

Highlights

  • Diagnose E-chassis BMWs 1998-2019 via D-CAN, PT-CAN and K-CAN
  • Genuine FT232RL chip ensures reliable USB communication with NCS Expert and Tool32
  • Physical switch selects K+D-CAN mode to cover more models without cable swaps
  • Supports read/clear faults, adaptations and driver-module coding on listed chassis
  • Windows 7 32-bit native; 8/10 compatibility varies by system, macOS not supported

Specifications

BrandTaotao
ModelInpa

Questions about this item

How do I install the cable and what step do people often miss?

Disable or uninstall antivirus software before installing the diagnostic software, otherwise the antivirus may flag the program as a virus and prevent it from running.

What maintenance or replacement will this cable need later?

The cable uses an FT232RL chip and high-quality plastic construction; no user-serviceable parts or scheduled replacements are required under normal use.

What limit appears first during sustained diagnostic sessions?

The cable supports D-CAN and PT-CAN at 500 kbit/s and K-CAN at 100 kbit/s; sustained use is limited by these bus speeds and the USB interface bandwidth.

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