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TCU on an electronic test bench
Product Category

TCU / TCM Electronics

Transmission control units, TCMs and mechatronic control modules — version-matched to your unit's hardware number, with coding guidance where supported.

Quick answer: TCU/TCM modules from TRANSMESUN are matched to your unit's hardware number before quoting. Where coding is required for plug-and-play installation, the guidance is included with the shipment.

Sub-categories

TCU / TCM Modules

Standalone control units for AT and CVT platforms — version-matched to hardware generation.

AT / CVT unitsHW-number matchedCoding guidance

Mechatronic Control Modules

Integrated controllers for DCT mechatronics — the usual fix for DQ200 pressure and engagement faults.

DQ200 modulesDQ250/DL501Hardware revisions

Sensors & Solenoid Connectors

Speed sensors, temperature sensors and harness connectors for complete electrical repairs.

Speed sensorsTemp sensorsConnectors

Check TCU / TCM Availability →

From the 2026 Catalog

Mechatronics, sensors & harnesses.

All 16 codes scanned straight from the printed 2026 TRANSMESUN catalog — click any item for its full specification sheet, applications and buyer FAQ. Availability and fitment are confirmed in writing before any order.

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Buyer FAQ

Common questions on tcu / tcm.

Can I just swap the TCU without coding?

Depends on platform. Some units are plug-and-play after VIN alignment; others need online coding or a donor VIN match. We tell you which case applies to your hardware number before you order.

Why does hardware number matter?

The same transmission model shipped with several module generations — a mismatched module either won't communicate or won't learn adaptations correctly. The number on your unit is the only safe specification.

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Next Step

Send your transmission code.
Engineer reply within 4 business hours.

Fitment confirmation, stock status and lead times — in writing, within 4 business hours.

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