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OBDSTAR  |  SKU: TCM-024

OBDSTAR (TCM-024) | ZF (8HP45-TC277) 16-pins TCM – 15-pins DB15 Adapter Cable | Passenger Car

€29,95 incl.
€24,75 excl.

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\nThe OBDSTAR TCM-024 is a adapter cablethat has a16-pin TCM connector from ZF 8HP45- and 8HP45-TC277-transmission control unit conversion to a 15-pin DB15 connector. The cable is specifically designed for use with OBDSTAR diagnostic readers or programmers and enables direct access to the Transmission Control Module (TCM) without disassembling the transmission. The cable supports the ZF 8HP45-90 and 8HP45 (Gen3 TC277)-variants, where the TC277-processor is central to signal processing.\n

\nThe adapter cable connects the TCM connector from the ZF transmission control unit directly to the diagnostic or programming device via the DB15 output. In this way, the relevant data signals — including those for software readout, calibration and cloning or reprogramming services — routed to the connected OBDSTAR device. Because the cable physical TCM connector direct connection, communication is possible outside the vehicle network to (bench mode), which allows certain work on the control unit without requiring the vehicle to be fully operational. The pin configuration is matched to the required voltage and data signals of the TC277 architecture.

KEY BENEFITS

✔ Supports bench mode, allowing the TCM to be accessed directly without an active vehicle network.
✔ Wide compatibility thanks to support for ZF 8HP45-90 and 8HP45 Gen3 TC277-variants in a single cable.
✔ Compatible with numerous vehicle brands that use the ZF 8HP45 transmission with TC277 processor.
✔ Direct pin-to-pin connection between TCM connector and DB15 output ensures stable signal transmission without intermediate conversion.

IMPORTANT NOTES

✕ Only compatible with OBDSTAR diagnostic devices or programmers; not compatible with diagnostic equipment from other manufacturers.
✕ Not suitable for ZF 8HP transmission variants with processor architectures other than the TC277.
✕ The TCM must be physically accessible, which on certain vehicles requires removing surrounding components before the cable can be connected.

Applications and Features

The OBDSTAR TCM-024 adapter cable supports the following functions on ZF 8HP45 (TC277) transmission control units when used with compatible OBDSTAR equipment.

  • TCM reading: Current software and calibration parameters are read from the Transmission Control Module via the direct 16-pin connection, bypassing the vehicle's CAN network.
  • TCM cloning: The complete contents of the TC277 processor are read and written to a replacement or identical TCM, including all stored transmission parameters.
  • TCM reprogramming: Modified or updated software is written back to the TCM, applied when replacing software or adjusting transmission settings.
  • Bench operation: The TCM is accessed outside the vehicle or without an active vehicle network via the DB15 connection, enabling work on standalone control units.
  • Transmission control identification: The cable enables reading of module identification details, such as software version and hardware number, from the connected ZF TCM.

Compatible Vehicles and Applications

The vehicles listed below are equipped with a ZF 8HP45 or 8HP45-TC277 transmission control unit compatible with the TCM-024 adapter cable. Only confirmed compatibility is included.

Alfa Romeo:

  • Giulia (952): (2018–present, including Quadrifoglio V6)
  • Stelvio (949): (2018–present, including Quadrifoglio)

Alpina:

  • Models with ZF 8HP45 TC277: (2018–present)

Aston Martin:

  • DB11: (2018–present)
  • DBS Superleggera: (2018–present)
  • Vantage: (2018–present, AMG V8 or V12)

Audi:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Bentley:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

BMW:

  • 1 Series F40: (2019–present)
  • 2 Series F44 / G42: (2020–present, 220i, M235i, M240i)
  • 3 Series G20 / G21 / G28: (2018–present, 320i, 330i, 330e, 340i, M340i, 320d, 330d)
  • 4 Series G22 / G23 / G26: (2020–present, 420i, 430i, M440i)
  • 5 Series G30 / G31 LCI / G60: (2019–present, 520i, 530e, 540i, M550i, 530d)
  • 7 Series G11 / G12 LCI / G70: (2019–present, 745e, 750i)
  • 8 Series G14 / G15 / G16: (2018–present, 840i, M850i)
  • X3 / X4 G01 / G02 LCI: (2018–present, 30i, 40i, 30d, 40d, M40i)
  • X5 / X6 G05 / G06: (2018–present, 30i, 40i, 30d, 40d, M50i, M60i)
  • X7 G07: (2018–present, 40i, 40d, M50i, M60i)
  • Z4 G29: (2018–present, 20i, 30i, M40i)

Chrysler:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Dodge:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Great Wall:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Iveco:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Jaguar:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Jeep:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Lamborghini:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Land Rover:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

MAN:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Maserati:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Porsche:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Rolls-Royce:

  • Cullinan: (2018–present)
  • Ghost: (2018–present)
  • Phantom VIII: (2018–present, 6.75L V12 Twin-Turbo)

Toyota:

  • GR Supra J29 / DB: (2019–present, 2.0L four-cylinder and 3.0L six-cylinder)

VinFast:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)

Volkswagen:

  • Models with ZF 8HP45 TC277 architecture: (2018–present)
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Good to know: The TCM connector on the ZF 8HP45 is located on the transmission side and is only accessible on many vehicles after removing lower trim panels or partially disassembling undercarriage covers.

Package Contents

  • 1x OBDSTAR (TCM-024) | ZF (8HP45-TC277) 16-pin TCM – 15-pin DB15 Adapter Cable | Passenger Vehicle

Technical Specifications

Specification Description
Brand OBDSTAR
Part Number TCM-024
Product Type Adapter Cable
Vehicle-Side Connector ZF (8HP45-TC277) 16-pin TCM
Device-Side Connector 15-pin DB15
Vehicle Category Passenger Vehicle
Supported Brands Alfa Romeo, Alpina, Aston Martin, Audi, Bentley, BMW, Chrysler, Dodge, Great Wall, Iveco, Jaguar, Jeep, Lamborghini, Land Rover, MAN, Maserati, Porsche, Rolls-Royce, Toyota, VinFast, and Volkswagen
Compatible With OBDSTAR programmers with DB15 interface
Weight 0.1 kg