BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF • #106548) (BAIC 4.0L Of

DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW VERIFIED ENGINEERING SPEC

This technical document provides the 55-pin connector pinout for the Siemens ECU used in the BAIC 4.0L off-road vehicle. It includes a detailed diagram of pin functions and a reference table with voltage and frequency values for diagnostic testing.

WHAT IS INSIDE THIS DOCUMENT (CIRCUITS, PINOUTS & SECTIONS):

55-pin ECU connector pinout diagram
Pin 1-55 function definitions
Common pin reference values table
Voltage and frequency test conditions
Ignition and sensor signal specifications

1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH) SKU: ECU-106548

Vehicle brand & model / Engine	BAIC / GAC Trumpchi / Hongqi / Brilliance
ECU family & processor (MCU)	Instrument Cluster (Odometer), HeadUnit & Infotainment / Instrument & Infotainment
Internal ROM project (Project ID)	—
Calibration identifier (STC)	—
Bosch software number (10SW / 1037)	—
Bosch hardware number (0281 / 0261)	—
Compatibility code block (CompID)	—
Engineering file name	BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF) [#106548]
Category / Package	wiring_doc / cluster-infotainment-navi
Exact size & SHA-256 checksum	207,776 bytes • 30fc5717f08ff9efe8bed890c3a477317d8ed8c0b361ca6cce46c1ecbf54b31d

3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE) E-E-A-T INDEX

Q: Which ECU and engine is the file BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF) [#106548] (BJ7250, SIEMENS ECU) for?

This engineering .PDF file targets the Instrument Cluster (Odometer), HeadUnit & Infotainment control unit (Instrument & Infotainment MCU) used on BAIC / GAC Trumpchi / Hongqi / Brilliance vehicles. Extracted ROM markers: BJ7250, SIEMENS ECU.

Q: Is the dump BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF) [#106548] verified for authenticity and checksums?

Yes. The automated ROM analyzer verified the size (207,776 bytes), the SHA-256 checksum (30fc5717f08ff9efe8bed890) and the internal firmware project identity (Instrument Cluster (Odometer), HeadUnit & Infotainment).

Q: What wiring diagrams, pinouts and fault codes are inside the document BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF) [#106548]?

This technical document (BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF) [#106548]) contains wiring diagrams, ECU connector pinouts for Instrument Cluster (Odometer), HeadUnit & Infotainment and diagnostic test procedures for BAIC / GAC Trumpchi / Hongqi / Brilliance .

4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS) BUNDLE: cluster-infotainment-navi

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$165

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BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF • #106548) (BAIC 4.0L Off-Road Vehicle Siemens ECU 55-Pin Connector Pinout and Reference Values (1p PDF) [#106548])