DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW
VERIFIED ENGINEERING SPEC
This 14-page technical manual details the Weichai Bosch 2.2 urea pump system for China IV diesel engines. It provides a complete 12-pin connector definition, electrical resistance parameters, and installation torque specifications for technicians.
WHAT IS INSIDE THIS DOCUMENT (CIRCUITS, PINOUTS & SECTIONS):
- Urea pump external structure and component identification
- Urea pump internal cross-section and motor mechanism
- Conditions required for urea pump pressurization
- 12-pin connector pinout definition and ECU mapping
- Electrical performance parameters and resistance values
- Wiring connection, waterproofing, and installation torque specs
1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH)
SKU: ECU-77004
| Vehicle brand & model / Engine | Weichai Power CN4 / Euro-4 |
|---|---|
| ECU family & processor (MCU) | CM2220 / CM2880 / CM2150 / CM876 / Motorola / Freescale MPC55xx |
| 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 | Weichai Bosch 2.2 Urea Pump Structure, Pinout, and Installation Manual (14p PDF) [#77004] |
| Category / Package | wiring_doc / cummins-cm |
| Exact size & SHA-256 checksum | 1,296,924 bytes • 6cfbd4c53f876d01f2ddd2f87a05194c066db652d8090c9f516c031a29381a5f |
3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE)
E-E-A-T INDEX
Q: Which ECU and engine is the file Weichai Bosch 2.2 Urea Pump Structure, Pinout, and Installation Manual (14p PDF) [#77004] (Bosch 2.2, K08, K30, K73, K78, K93, K07, K77) for?
This engineering .PDF file targets the CM2220 / CM2880 / CM2150 / CM876 control unit (Motorola / Freescale MPC55xx MCU) used on Weichai Power vehicles. Extracted ROM markers: Bosch 2.2, K08, K30, K73, K78, K93, K07, K77.
Q: Is the dump Weichai Bosch 2.2 Urea Pump Structure, Pinout, and Installation Manual (14p PDF) [#77004] verified for authenticity and checksums?
Yes. The automated ROM analyzer verified the size (1,296,924 bytes), the SHA-256 checksum (6cfbd4c53f876d01f2ddd2f8) and the internal firmware project identity (CM2220 / CM2880 / CM2150 / CM876).
Q: What wiring diagrams, pinouts and fault codes are inside the document Weichai Bosch 2.2 Urea Pump Structure, Pinout, and Installation Manual (14p PDF) [#77004]?
This technical document (Weichai Bosch 2.2 Urea Pump Structure, Pinout, and Installation Manual (14p PDF) [#77004]) contains wiring diagrams, ECU connector pinouts for CM2220 / CM2880 / CM2150 / CM876 and diagnostic test procedures for Weichai Power .
4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS)
BUNDLE: cummins-cm
WHOLESALE PACK -96% (ALL FILES AT ONCE)
DEDUPLICATED • VERIFIED (COPIES REMOVED: 5)
Download the whole set of related files (49 unique files in one archive)
Individually, all 49 paid files cost $4,310. Buying the whole pack applies the wholesale discount -96% (save $4,145) + 0 free diagrams/photos!
Retail total: $4,310
$165
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