DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW
VERIFIED ENGINEERING SPEC
This 2-page engineering document provides the electrical system schematic index for Caterpillar 320 and 320 L excavators. It includes component location tables, machine harness connector diagrams, and standard electrical schematic symbols for technicians.
WHAT IS INSIDE THIS DOCUMENT (CIRCUITS, PINOUTS & SECTIONS):
- Machine harness connector and component locations
- Component location index table
- Electrical schematic symbols and definitions
- Harness and wire electrical schematic symbols
- Relay panel and radio wiring details
1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH)
SKU: ECU-111724
| Vehicle brand & model / Engine | Sinotruk / Howo / Sitrak (MAN) CN6 / Euro-6 |
|---|---|
| ECU family & processor (MCU) | OEM ECU & Electronic Modules / OEM 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 | Caterpillar 320 & 320 L Excavator Electrical System Schematic Manual (2p PDF) [#111724] |
| Category / Package | wiring_doc / generic-ecu |
| Exact size & SHA-256 checksum | 564,671 bytes • d4a994a7ca3737cd1f15079aef0bd6a32d9424cbadcf2bf1398f031eb8aee337 |
3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE)
E-E-A-T INDEX
Q: Which ECU and engine is the file Caterpillar 320 & 320 L Excavator Electrical System Schematic Manual (2p PDF) [#111724] (SENR6238, 1KL442-UP, 2DL214-UP, 9KK1359-UP, 8LK1276-UP) for?
This engineering .PDF file targets the OEM ECU & Electronic Modules control unit (OEM MCU MCU) used on Sinotruk / Howo / Sitrak (MAN) vehicles. Extracted ROM markers: SENR6238, 1KL442-UP, 2DL214-UP, 9KK1359-UP, 8LK1276-UP.
Q: Is the dump Caterpillar 320 & 320 L Excavator Electrical System Schematic Manual (2p PDF) [#111724] verified for authenticity and checksums?
Yes. The automated ROM analyzer verified the size (564,671 bytes), the SHA-256 checksum (d4a994a7ca3737cd1f15079a) and the internal firmware project identity (OEM ECU & Electronic Modules).
Q: What wiring diagrams, pinouts and fault codes are inside the document Caterpillar 320 & 320 L Excavator Electrical System Schematic Manual (2p PDF) [#111724]?
This technical document (Caterpillar 320 & 320 L Excavator Electrical System Schematic Manual (2p PDF) [#111724]) contains wiring diagrams, ECU connector pinouts for OEM ECU & Electronic Modules and diagnostic test procedures for Sinotruk / Howo / Sitrak (MAN) .
4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS)
BUNDLE: generic-ecu
WHOLESALE PACK -95% (ALL FILES AT ONCE)
DEDUPLICATED • VERIFIED (COPIES REMOVED: 4)
Download the whole set of related files (48 unique files in one archive)
Individually, all 48 paid files cost $3,295. Buying the whole pack applies the wholesale discount -95% (save $3,130) + 0 free diagrams/photos!
Retail total: $3,295
$165
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