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ECU INFORMATION ENCYCLOPEDIA (WIKI LAYER 1) • HOWTO & TECHARTICLE

ME17.8.3.3 ECU Bench Pinout (Bench / Boot / GPT Mode) — Connection Diagram

Step-by-step bench connection diagram for the ME17.8.3.3 ECU (Platform Bench, no case opening, and Boot Mode): T30/T15 power pinout, CAN-H/CAN-L twisted pair and GPT0/GPT1 signals.

OEM PINOUT DIAGRAM: BOSCH ME17.8.3.3.png (Platform / Bench)518,479 bytes
BOSCH ME17.8.3.3.png
OEM PINOUT DIAGRAM: BOSCH ME17.8.33.png (Platform / Bench)526,091 bytes
BOSCH ME17.8.33.png
STEP-BY-STEP BENCH CONNECTION PROTOCOL (HOWTO)BENCH / BOOT
  1. Step 1 (Terminal 30 & Terminal 15 power): Apply stabilized 13.5V — 13.8V to the permanent power (T30) and ignition (T15) pins, plus ground (GND), following the cable color coding above.
  2. Step 2 (CAN bus & GPT0 / GPT1 generator lines): Connect the CAN-H and CAN-L, plus the signal wires GPT0 (S1) and GPT1 (S2) to enter service mode without opening the ECU case.
  3. Step 3 (Full PFLASH + DFLASH backup read): Before any write operation, read and save a full backup of the internal flash (PFLASH) and the EEPROM area (DFLASH).
VEHICLES FITTED WITH THE ME17.8.3.3 ECU (2)FITMENT
BrandModel & EngineECU & MCUOpen
McLaren 720S (4000 Twin Turbo M840T 720) BOSCH ME17.8.3.3 (TC1793S) Open vehicle →
McLaren All Models (Direct ECU Connection) (Read/Write DFLASH/PFLASH, CheckSum) BOSCH ME17.8.3.3 (TC1793S) Open vehicle →