DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW
VERIFIED ENGINEERING SPEC
This 2-page Honda Civic service manual section details the diagnostic procedure for DTC U1281 and U128D. It covers HDS-based DTC confirmation and specific B-CAN_H/L continuity checks between the immobilizer unit, MICU, and meter.
WHAT IS INSIDE THIS DOCUMENT (CIRCUITS, PINOUTS & SECTIONS):
- DTC U1281 and U128D fault definitions
- HDS DTC clearing and confirmation procedure
- B-CAN_H and B-CAN_L wiring continuity check
- Connector pinout for 7-pin, 36-pin, and 32-pin units
1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH)
SKU: ECU-140218
| Vehicle brand & model / Engine | Honda / Acura |
|---|---|
| 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 | Honda Civic 2016-2017 DTC U1281 U128D Immobilizer CAN Bus Troubleshooting (2p PDF) [#140218] |
| Category / Package | wiring_doc / immo-bcm-cas-key |
| Exact size & SHA-256 checksum | 77,368 bytes • da723f0039d079cf719b64b78b6d9cba05bb538fa523aa780767e861d9564708 |
3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE)
E-E-A-T INDEX
Q: Which ECU and engine is the file Honda Civic 2016-2017 DTC U1281 U128D Immobilizer CAN Bus Troubleshooting (2p PDF) [#140218] (32-pin connector A, MICU (Body Control Unit), 7-pin connector, 36-pin connector B, U1281, U128D, Meter Control Unit, Engine Immobilizer Smart Key Control Unit) for?
This engineering .PDF file targets the IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) control unit (IMMO / Security MCU MCU) used on Honda / Acura vehicles. Extracted ROM markers: 32-pin connector A, MICU (Body Control Unit), 7-pin connector, 36-pin connector B, U1281, U128D, Meter Control Unit, Engine Immobilizer Smart Key Control Unit.
Q: Is the dump Honda Civic 2016-2017 DTC U1281 U128D Immobilizer CAN Bus Troubleshooting (2p PDF) [#140218] verified for authenticity and checksums?
Yes. The automated ROM analyzer verified the size (77,368 bytes), the SHA-256 checksum (da723f0039d079cf719b64b7) 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 Honda Civic 2016-2017 DTC U1281 U128D Immobilizer CAN Bus Troubleshooting (2p PDF) [#140218]?
This technical document (Honda Civic 2016-2017 DTC U1281 U128D Immobilizer CAN Bus Troubleshooting (2p PDF) [#140218]) contains wiring diagrams, ECU connector pinouts for IMMO / BCM / Keys (CAS / FEM / BDC / EIS / KESSY) and diagnostic test procedures for Honda / Acura .
4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS)
BUNDLE: immo-bcm-cas-key
WHOLESALE PACK -87% (ALL FILES AT ONCE)
DEDUPLICATED • VERIFIED (COPIES REMOVED: 1)
Download the whole set of related files (22 unique files in one archive)
Individually, all 20 paid files cost $1,260. Buying the whole pack applies the wholesale discount -87% (save $1,095) + 2 free diagrams/photos!
Retail total: $1,260
$165
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