DOCUMENT TECHNICAL CONTENTS & VERIFIED SCHEMATIC / PCB PREVIEW
VERIFIED ENGINEERING SPEC
This 1-page schematic details the pinout and wiring for a Weichai diesel engine ECU. It covers sensor inputs, injector outputs, and power supply connections.
WHAT IS INSIDE THIS DOCUMENT (CIRCUITS, PINOUTS & SECTIONS):
- Power supply and ground connections (Term 30/31)
- Engine speed and vehicle speed sensor inputs
- Accelerator pedal and brake switch circuits
- Fuel filter differential pressure sensor wiring
- Boost pressure and crankshaft speed sensor connections
- Cylinder injector control outputs (Cyl 1-6)
1. TECHNICAL PASSPORT & EXTRACTED ROM IDENTIFIERS (BINARY TRUTH)
SKU: ECU-52126
| Vehicle brand & model / Engine | Weichai Power CN4 / Euro-4 |
|---|---|
| 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 | Weichai ECU Pinout and Wiring Diagram Schematic (1p PDF) [#52126] |
| Category / Package | wiring_doc / generic-ecu |
| Exact size & SHA-256 checksum | 203,928 bytes • e69bd6b274700ffa00c82f13dcc914bc618ef31c340ac04b215a84a619966549 |
3. FREQUENT ENGINEERING QUESTIONS ABOUT THIS FILE (SCHEMA.ORG FAQPAGE)
E-E-A-T INDEX
Q: Which ECU and engine is the file Weichai ECU Pinout and Wiring Diagram Schematic (1p PDF) [#52126] (O.S.EMT3, Term.30(BAT+), O.S.EMT4, V1, Term.31(BAT+), V4, O.S.EMT1, V3) for?
This engineering .PDF file targets the OEM ECU & Electronic Modules control unit (OEM MCU MCU) used on Weichai Power vehicles. Extracted ROM markers: O.S.EMT3, Term.30(BAT+), O.S.EMT4, V1, Term.31(BAT+), V4, O.S.EMT1, V3.
Q: Is the dump Weichai ECU Pinout and Wiring Diagram Schematic (1p PDF) [#52126] verified for authenticity and checksums?
Yes. The automated ROM analyzer verified the size (203,928 bytes), the SHA-256 checksum (e69bd6b274700ffa00c82f13) and the internal firmware project identity (OEM ECU & Electronic Modules).
Q: What wiring diagrams, pinouts and fault codes are inside the document Weichai ECU Pinout and Wiring Diagram Schematic (1p PDF) [#52126]?
This technical document (Weichai ECU Pinout and Wiring Diagram Schematic (1p PDF) [#52126]) contains wiring diagrams, ECU connector pinouts for OEM ECU & Electronic Modules and diagnostic test procedures for Weichai Power .
4. ALL RELATED FILES OF THIS FOLDER, BRAND & ECU (FIRMWARE, MAPS, DIAGRAMS, CODING & VIDEOS)
BUNDLE: generic-ecu
WHOLESALE PACK -96% (ALL FILES AT ONCE)
DEDUPLICATED • VERIFIED (COPIES REMOVED: 7)
Download the whole set of related files (45 unique files in one archive)
Individually, all 44 paid files cost $3,730. Buying the whole pack applies the wholesale discount -96% (save $3,565) + 1 free diagrams/photos!
Retail total: $3,730
$165
Sibling files from the same folder / kit (12)
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Bosch EDC17C44-C81 ECU Pinout and Wiring Diagram for Weichai Engines (1p PDF) [#7221] wiring_doc • 186,601 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai WP10/12 Bosch EDCU7E31-14.00 ECU Pinout and Terminal Diagram (1p PDF) [#47193] wiring_doc • 205,087 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai ECU Pinout Diagram and Wiring Schematic (1p PDF) [#47194] wiring_doc • 203,934 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai WP10/12 Bosch EDC16C31-14.00 ECU Pinout Diagram (1p PDF) [#81948] wiring_doc • 205,091 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai ECU Pinout and Wiring Diagram Schematic (1p PDF) [#91979] wiring_doc • 203,933 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai WD615 ECU Wiring Diagram and Pinout (Shacman Delong) (5p PDF) [#116700] wiring_doc • 283,661 bytes | $35 Open → |
.PNG? .PNG — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai CPN2.2(+) Low Pressure Oil Circuit Diagram [#536599] boardview_pinout_img • 398,793 bytes | FREE Open → |
.XLS? .XLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | malfunction and solve method lxk.xls wiring_doc • 22,016 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | braking safe Configuration Switch.pdf wiring_doc • 150,997 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | brake lights Configuration Switch.pdf wiring_doc • 181,929 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai Euro-3 Ji special diagnostics apparatus WP-VDS100 exploit inspect and accept.pdf wiring_doc • 774,248 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | engine braking Configuration Switch.pdf wiring_doc • 83,494 bytes | $35 Open → |
Firmware & Stock ROMs (.BIN / .HEX / .FRF) (10)
.HEX? .HEX — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10NG336_V920_20151104.hex firmware_bin • 7,530,828 bytes | $65 Open → |
.HEX? .HEX — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10NG336_V920_20151104_tianxingjian.hex firmware_bin • 7,530,828 bytes | $65 Open → |
.HEX? .HEX — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10 375 rainbow ver..hex firmware_bin • 4,358,608 bytes | $65 Open → |
.HEX? .HEX — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10 375 economize on gasoline data / dump.hex firmware_bin • 4,358,608 bytes | $65 Open → |
.S19? .S19 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | S1104042904041001033D1.s19 firmware_bin • 79,926 bytes | $65 Open → |
.S19? .S19 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | S1104043104041001033D1.s19 firmware_bin • 79,926 bytes | $65 Open → |
.S19? .S19 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | S1104042704041001033D1.s19 firmware_bin • 79,926 bytes | $65 Open → |
.S19? .S19 — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | S1104042704041003033D1.s19 firmware_bin • 79,926 bytes | $65 Open → |
.HEX? .HEX — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WISEC10-P201-V170.hex firmware_bin • 18,630,618 bytes | $110 Open → |
.HEX? .HEX — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 161_DHP12Q2566.hex firmware_bin • 18,300,870 bytes | $110 Open → |
WinOLS & Damos Maps (.A2L / .KP / .OLS) (10)
.A2L? .A2L — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WEICHAI1-Md1-V234.a2l damos_a2l • 24,057,563 bytes | $190 Open → |
.OLS? .OLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 233V111_ Quan Ou BIN.ols winols_ols • 12,997,441 bytes | $165 Open → |
.A2L? .A2L — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai P_949_791_FF_SCR Chinese language.a2l damos_a2l • 12,902,199 bytes | $190 Open → |
.A2L? .A2L — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai CN4 (Euro-4) P_949_732_FF_SCR_1037511390.a2l damos_a2l • 12,023,735 bytes | $190 Open → |
.A2L? .A2L — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | P532_1037384316_V47.a2l damos_a2l • 10,159,372 bytes | $190 Open → |
.OLS? .OLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 10A-P201-V1741 Precision Map Definition.OLS winols_ols • 9,451,353 bytes | $165 Open → |
.OLS? .OLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 10A-P201-V167 Precision Map Definition.ols winols_ols • 9,424,371 bytes | $165 Open → |
.OLS? .OLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | 10A-P201-V169 Precision Map Definition.OLS winols_ols • 9,410,267 bytes | $165 Open → |
.OLS? .OLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | P1201V181GPS.ols winols_ols • 9,152,839 bytes | $165 Open → |
.OLS? .OLS — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | P201-17F( remove start restrict ).ols winols_ols • 9,117,302 bytes | $165 Open → |
Parameterization, Tools & Archives (.XML / .ZIP / .RAR / .7Z / .ISO) (10)
.7Z? .7Z — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai CN6 (Euro-6) practice a skill data / dump (1).7z archive_pack • 5,821,026 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai OH6_02502_20190223_RV7.zip archive_pack • 2,406,519 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10.270HP.Q4.TV610.280℃.V33D1 as the time draws near ver. Freescale MPC DCU.zip archive_pack • 116,940 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10.270HP.Q4.TV610.280℃.V33D1 formal ver. Freescale MPC DCU.zip archive_pack • 116,938 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10.310HP.Q4.TV610.280℃.V33D1 as the time draws near ver. Freescale MPC DCU.zip archive_pack • 115,275 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10.310HP.Q4.TV610.280℃.V33D1 formal ver. Freescale MPC DCU.zip archive_pack • 115,273 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10.290HP.Q4.TV610.280℃.V33D1 as the time draws near ver. Freescale MPC DCU.zip archive_pack • 115,267 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | WP10.290HP.Q4.TV610.280℃.V33D1 formal ver. Freescale MPC DCU.zip archive_pack • 115,265 bytes | $75 Open → |
.RAR? .RAR — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai motive power series KP.rar archive_pack • 104,094 bytes | $75 Open → |
.ZIP? .ZIP — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai motive power map definition KP document.zip archive_pack • 8,322 bytes | $75 Open → |
Manuals, Diagrams & Photos (.PDF / .PNG) (3)
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai Xichai ECU Wiring Diagram and Pinout Schematic (2p PDF) [#108512] wiring_doc • 7,502,087 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai Xichai ECU Wiring Diagram - National VI Diesel Engine Schematic (2p PDF) [#17359] wiring_doc • 7,409,720 bytes | $35 Open → |
.PDF? .PDF — Automotive ECU Engineering FileVerified binary firmware, WinOLS calibration map pack, or dealer technical schematic for ECU programming and diagnostics. | Weichai Natural Gas Engine Repair Manual (CNG/LNG/LPG) 2012 Edition (162p PDF) [#22624] manual_pdf • 6,239,414 bytes | $35 Open → |