📌 BENCH GPT & HARDWARE ARCHITECTURE · INFINEON TRICORE TC1766 / TC1782 / TC275

ZF 8HP45 / 8HP50 / 8HP51 / 8HP70 / 8HP75 / 8HP90 TCU (BMW, Audi, JLR, Dodge, Iveco) — Bench GPT, Boot & Calibration Guide

ZF 8HP45 / 8HP50 / 8HP51 / 8HP70 / 8HP75 / 8HP90 TCU (BMW, Audi, JLR, Dodge, Iveco) is built on the Infineon Tricore TC1766 / TC1782 / TC275 microcontroller (2 MB / 4 MB IntFlash + EEPROM) and supports Direct 16-Pin Round ZF Connector Bench Cable / OBD powered by a 13.8V Bench PSU. Direct external gearbox plug bench connection — unlocks internal torque caps, line pressure, fast shifts, true manual mode & torque-converter lockup.

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Hardware & Memory Specifications

Engineering Parameter	Verified Controller Specification
Controller & Platform	ZF 8HP45 / 8HP50 / 8HP51 / 8HP70 / 8HP75 / 8HP90 TCU (BMW, Audi, JLR, Dodge, Iveco)
Microcontroller (MCU)	`Infineon Tricore TC1766 / TC1782 / TC275`
Non-Volatile Memory	`2 MB / 4 MB IntFlash + EEPROM`
Connection / Programming Modes	Direct 16-Pin Round ZF Connector Bench Cable / OBD
Recommended Bench Supply	13.8V Bench PSU (low-ripple regulated laboratory PSU)
Critical Workshop Protocol	Direct external gearbox plug bench connection — unlocks internal torque caps, line pressure, fast shifts, true manual mode & torque-converter lockup.

All 40 ECU & TCU Bench Architecture Guides

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ENGINEERING Q&A

Frequently Asked Technical Questions

What microcontroller and memory size does ZF 8HP45 / 8HP50 / 8HP51 / 8HP70 / 8HP75 / 8HP90 TCU (BMW, Audi, JLR, Dodge, Iveco) use?

ZF 8HP45 / 8HP50 / 8HP51 / 8HP70 / 8HP75 / 8HP90 TCU (BMW, Audi, JLR, Dodge, Iveco) uses the Infineon Tricore TC1766 / TC1782 / TC275 processor with 2 MB / 4 MB IntFlash + EEPROM.

How should ZF 8HP45 / 8HP50 / 8HP51 / 8HP70 / 8HP75 / 8HP90 TCU (BMW, Audi, JLR, Dodge, Iveco) be read on the bench?

Use Direct 16-Pin Round ZF Connector Bench Cable / OBD with a 13.8V Bench PSU. Direct external gearbox plug bench connection — unlocks internal torque caps, line pressure, fast shifts, true manual mode & torque-converter lockup.