DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW
VERIFIED ENGINEERING SPEC
A VVDI diagnostic tool screenshot displaying a 47 chip (HITAG3) with ID 18BD2041. The device identifies the chip as a locked PCF7961X, indicating a key programming or immobilizer repair scenario.
1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH)
SKU: ECU-564800
| Vehicle brand & model / Engine | SAIC Roewe / MG / Wuling |
|---|---|
| ECU family & processor (MCU) | IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) / IMMO / Security MCU |
| 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 | VVDI 47 Chip HITAG3 PCF7961X Locked ID 18BD2041 Diagnostic Screen [#564800] |
| Category / Package | boardview_pinout_img / immo-bcm-cas-key |
| Exact size & SHA-256 checksum | 806,301 bytes • 51fc53dc8fef189282bd9fd84e438b237ae8a75b145c3606c569973e04430a7c |
3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE)
E-E-A-T INDEX
Q: Which ECU and engine is the file VVDI 47 Chip HITAG3 PCF7961X Locked ID 18BD2041 Diagnostic Screen [#564800] (18BD2041, PCF7961X, 24C16, HITAG3) for?
This engineering .JPG file targets the IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) control unit (IMMO / Security MCU MCU) used on SAIC Roewe / MG / Wuling vehicles. Extracted ROM markers: 18BD2041, PCF7961X, 24C16, HITAG3.
Q: Is the dump VVDI 47 Chip HITAG3 PCF7961X Locked ID 18BD2041 Diagnostic Screen [#564800] verified for authenticity and checksums?
Yes. The automated ROM analyzer verified the size (806,301 bytes), the SHA-256 checksum (51fc53dc8fef189282bd9fd8) and the internal firmware project identity (IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY)).
Q: What wiring diagrams, pinouts and fault codes are inside the document VVDI 47 Chip HITAG3 PCF7961X Locked ID 18BD2041 Diagnostic Screen [#564800]?
This technical document (VVDI 47 Chip HITAG3 PCF7961X Locked ID 18BD2041 Diagnostic Screen [#564800]) contains wiring diagrams, ECU connector pinouts for IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) and diagnostic test procedures for SAIC Roewe / MG / Wuling .
4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS)
BUNDLE: immo-bcm-cas-key
WHOLESALE PACK -50% (ALL FILES AT ONCE)
DEDUPLICATED • VERIFIED (COPIES REMOVED: 10)
Download the whole set of related files (12 unique files in one archive)
Individually, all 2 paid files cost $130. Buying the whole pack applies the wholesale discount -50% (save $65) + 10 free diagrams/photos!
Retail total: $130
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