TCM-021 6HP28/26/32/19/21

Description

What is it

• The TCM-021 is a dedicated connector/cable made by OBDSTAR for use with various ZF 6-speed automatic transmissions: 6HP28, 6HP26, 6HP32, 6HP19, 6HP21.

• It is used with OBDSTAR tools such as DC706, X300 Classic G3, and others, for tasks including transmission ECU/TCU diagnostics, mileage repair/calibration, read/write functions, etc.

Function / Use Cases

The TCM-021 cable enables:

• Reading/Writing data from the Transmission Control Module (TCM) (or Transmission ECU).

• Mileage calibration/repair for these gearboxes.

• ECU cloning / cloning operations for TCMs in those 6HP transmissions.

• Possibly also for bench operations (i.e. out of car) when used with the appropriate tools and/or adapters.

Compatibility

Works with / for:

• Transmission models: ZF 6HP28, 6HP26, 6HP32, 6HP19, 6HP21.

• Brands that use those transmissions: according to a seller, this includes Alpina, Aston Martin, Bentley, BMW, Benz / Mercedes, Ford, Hyundai, Jaguar, Kia, Land Rover, Lincoln, Maserati, Rolls Royce, etc.

• Diagnostic / programming tools: OBDSTAR’s DC706, X300 Classic G3, and with Converter V2 (for compatibility with third party tools) in some cases.

Physical / Package Details

• It is a connector / cable (specialized) — designed to connect from the diagnostic / ECU programming device to the TCM / transmission module.

• Weight, packaging size: from a listing, approx 82g, package size ~29cm × 3.5cm × 3.5cm.

Limitations / Notes

• The connector is specific to ZF 6HP family units listed. It might not work correctly (or at all) with other gearbox models (or if pin layouts differ).

• For tools other than OBDSTAR’s, it may require the Converter V2 (or similar adapter) to make connections or match pinouts.

• Using such a cable for mileage calibration / ECU / TCM cloning can have legal or warranty implications, depending on region / vehicle. (Just a general caution.)