Top Quality Komatsu PC400-8 Engine Wiring Harness 6251-81-9810 (6251819810) & More | Growshine International - April 5, 2025
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Welcome to Growshine International (格莳国际), your trusted partner for high-quality machinery parts. We specialize in the import and export of construction machinery parts, heavy truck parts, agricultural machinery parts, and auto parts. This article showcases a selection of our extensive inventory, focusing on essential wiring harnesses and components for various heavy equipment, ensuring your machinery operates reliably and efficiently.
For Komatsu equipment users, we offer a variety of wiring harnesses including the Engine Wiring Harness 6251-81-9810 (6251819810) for PC400-8, PC450-8, PC450LC-8 (6D125 Engine), the Wiring Harness 203-06-71710 (2030671710) for PC130-7 Excavator, the External Outer Wiring Harness 208-06-71113 (2080671113) for PC400-7 PC450-7, Wiring Harness 6751-81-8150 (6751818150) for PC160LC-8 and PC160-8 (SAA4D107E-1 Engine), Injector Wiring Harness 6156-81-9110 (6156819110) for PC400-7 PC450-7, Wiring Harness 203-06-67112 (2030667112) for PC100-6, PC120-6, PC130-6, Wiring Harness 21M-06-31170 (21M0631170) for PC130-8, PC300-8, PC350-8, PC400-8, Wiring Harness 207-06-61241 (2070661241) for PC300-6 PC350-6, Engine Wiring Harness 6754-81-9310 (6754819310) for PC200LC-8, PC220LC-8, PC270LC-8, PW180-7E0, Engine Wiring Harness 6156-81-9340 (6156819340) for PC400-7 PC400LC-7, Wiring Harness 203-06-71712 (2030671712) for PC400-7, PC200LC-7, PC220-7, High Quality Excavator PC200-8MO Engine Wiring Harness 6754-81-9520 (6754819520) (also for PC240-8MO, 6D107 Engine, PC210-8), Engine Wiring Harness 6743-81-8310 (6743818310) for PC300-7 PC360-7, Complete Harness 203-06-67112 (2030667112) for PC120-6, PC200, PC100, PC200-6, PC300, Engine Wire Harness 208-53-12920 (2085312920) / 20Y-06-31120 (20Y0631120) / 20Y-06-31112 (20Y06311120) for PC200-7, PC220-7, PC400-7, PC350-7, Excavator Wiring Harness 6217-81-8731 (6217818731) for PC800-7, PC650-7, PC750-7, and 2218-81-8310 (2218818310) for PC750-7.
Caterpillar (CAT) owners can find reliable components like the Oil Pressure Sensor 274-6719 (2746719) for C15, C175, C27 Engines, Loader Relay 149-2612 (1492612) for 938H 950G, Chassis Wiring Harness 283-2931 (2832931) for 323D Excavator, Engine Wiring Harness 337-5805 (3375805) for M316D, M318D, M318D MH, M322D, M322D MH Excavators, Engine Wring Harness 230-6279 (2306279) for 330C E330C C9 Engine, C9 Engine Harness 235-8202 (2358202) / 296-4617 (2964617) for 330D E330D 336D, C9 Engine Harness 323-9140 (3239140) / 419-0841 (4190841) for E330D 336D 336DL, Engine Wiring Harness 278-0466 (2780466) for 938G II Wheel Loader, Harness Assemblies 278-0457 (2780457) for 938G II, Wiring Harness 303-0310 (3030310) for C9 Truck Engine, Engine Wiring Harness 117-2763 (1172763) for E345B, External Main Wiring Harness 291-7589 (2917589) for 320D L 320D, Harness Assembly 222-5917 (2225917) for 329D, 326D L, 324D L, 325D (also Fuel Injector Harness for C7 Diesel Engine), Wiring Harness 236-4353 (2364353) for M325C MH Wheeled Excavator, Wiring Harness 136-4056 (1364056) for 330B 322B 330B L, Engine Wiring Harness 245-3514 (2453514) for 966H 972H Wheel Loader, Wiring Harness 216-4955 (2164955) for 950G II 962G II, Cab Wiring Harness 275-8651 (2758651) for 324D L, 330D L, 336D L, 325D, 324D, Injector Wire Harness 425-0289 (4250289) for 385C, 365C, 390D, Chassis Wiring Harness 328-0176 (3280176) for 312D L, 313D, 312D, Chassis Wiring Harness 445-5178 (4455178) / 388-6783 (3886783) for C7.1 Engine 324E Excavator, Engine Wring Harness 219-7461 (2197461) for C11 C13 Engine (Excavator 345C 345D 349D), Engine Wiring Harness 304-4513 (3044513) for D6R III D6T Track-Type Tractor, C6.4 Engine E320D 320D Wire Harness 296-4617 (2964617), Injector Harness 3054893 (3054893) / 305-4893 (3054893) / 305-4891 (3054891) for 312D, 315D, 320D, 323DL (C6.4 C4.2 Engine), Engine Wiring Harness 310-9688 (3109688) for C4.2 Engine (E311d, E312d, E313d, E314d, E315d, E319d), Wiring Harness 385-2664 (3852664) for C11 C13 Engine (345C 345D E345DL 349D 349D2 725), Wire Harness 299-2853 (2992853) for 323D L 323D Diesel Engine, Harness AS-Valve 299-2832 (2992832) for E323D, Wiring Harness 480-2089 (4802089) for 950M 962 950L 962M 962L Wheel Loader, Engine Wiring Harness 195-7336 (1957336) for 325C E325C 3126B (also fits 322C), Engine Wring Harness 198-2713 (1982713) / 381-2499 (3812499) for 325D E325D (also C7 Engine Harness for E324D E329D, 120G 160K 140M 12K), Engine Wiring Harness 260-5542 (2605542) for 323D C6.6 Engine (also fits 320D GC, 320D L), Engine Wiring Harness 354-0048 (3540048) for 345C 345D C13 Excavator, Injector Wire Harness 419-0841 (4190841) / 546-2154 (5462154) / 215-3249 (2153249) for C9 Engine (330C 330D 336D 336D2 586C 2290 2390 2491 2590 511 521), C13 E345D E349D Harness 2197461 (2197461) / 3852664 (3852664), Fuel Injector Wiring Harness 122-1486 (1221486) for 3406E 3456 C-15 C-16 C-18 C15 C16 C18 Engine, Wire Harness 527-5395 (5275395) for C18 Engine (374D L 365 Series), Engine Wiring Harness 337-5804 (3375804) for E316D E318D E322D, Engine Wire Harness 247-4863 (2474863) for 966H 938G Wheel Loader, Harness Assembly 1538920 (1538920) for 3126B Engine, Chassis Engine Harness 227-7060 (2277060) / 204-1857 (2041857) / 231-1683 (2311683) for E330C Engine, C6 Engine Electromagnetic Wiring Harness 2757202 (2757202) / 1211036 (1211036) / 2510614 (2510614) for 323D, Wire Harness Assembly 2311812 (2311812) for C-18 Engine (385C), Main Wiring Harness 264-7095 (2647095) for 325D 324D 329D E324D E325D E329D, Wiring Harness 222-4086 (2224086) for D7R 140H 160H 966G 972G Engine, C4.4 C7.1 Engine Wiring Harness 529-8748 (5298748) for 320GC Excavator, E385b Engine Wiring Harness 170-6974 (1706974) / 170-6972 (1706972) / 121-1044 (1211044), Wiring Harness 610-4944 (6104944) for D6R D6R XL D6R LGP Track-Type Tractor, Wiring Harness 525-3211 (5253211) for 938K 924K 930K Wheel Loader, Chassis Harness 484-5562 (4845562) for 966L 972L 966M Wheel Loader, Transmission Control Wiring Harness 466-4490 (4664490) for 966L Wheel Loader, Chassis Harness 453-1195 (4531195) for 320D2 Excavator, E320D E323D External Wiring Harness 306-8777 (3068777) for C6.4 Diesel Engine, C6.4 Engine Wiring Harness 520-7000 (5207000) / 296-4617 (2964617) for 320D E320D, Excavator Wiring Harness 299-2832 (2992832) for 323D, Wiring Harness 549-9283 (5499283) for Cat 320GC 323GC 330GC E320GC Engine, Engine Wire Harness 224-9610 (2249610) for 924G 924GZ 928G IT28G Excavator, and Wiring Harness 265-2733 (2652733) for D6N D5N Track-Type Tractor.
For Volvo equipment, Growshine International supplies key components such as the D13 Engine Wiring Harness 15187835 / VOE15187835 (also 11216264, 17441795, 21555873, VOE15187535) for EC380D EC480D L220G Excavators, Wiring Harness VOE14693351 (1469335) for EC220D, EC250D, EC300D, EC350D, EC380D, EC480D, Wiring Harness VOE21547101 (21547101) for EC135B EC140B, Wiring Harness VOE14520105 (14520105) / VOE14535882 (14535882) for EC210B EC240B EC290B, Engine Wiring Harness VOE22018636 (22018636), Engine Wiring Harness 14554214 / VOE14554214 for EC210B (D6D Engine), Wire Harness 20551332 / VOE20551332 for EC160B, EC180B, EC210B, EW145B, EW160B, EW180B, EW200B, L60E, L70E, L90E, D6E Engine Wiring Harness VOE22243151 (22243151) for EC210B, Excavator Wiring Harness 14623865 for EC140B, EC200B, EC210B, EC240B, EC290B, Wiring Harness VOE14593560 (14593560) for EC210B, Wiring Harness VOE14538564 (14538564) for EW145B, and Engine Wiring Harness 22068223 for EC200D EC210D, Wiring Harness 14631808 for EC210, EC240, EC290 (D6E D7E Engine).
We also cater to Kobelco (SK) machinery with parts like the J08 Engine Wiring Harness 82121-E0301 / VH82121-E0301 / VH82121E0301 for SK330-8 SK350-8 SK350-9, J05E Engine Wiring Harness VH82121E0G60 / YN13E00085F2 for SK210-8 SK200-8, External Wiring Harness YN13E01446P9 for SK200-8 SK210-8, and Engine Cable Wiring Harness LC13E0196P1 for SK350-6E SK330-6E, J05E Engine Wiring Harness VH82121-E0G40 for SK200-8.
For Isuzu engines, find the Engine Wiring Harness 8-97362843-7 (8973628437) suitable for SH200, SH210, SH240 A5 (4HK1 engine). Cummins engine users can source the Wiring Harness 3958224 / 3937165 / 3935855 for QSB5.9, 5.9L, 6.7L engines, and the ECU Wiring Harness 2864504 / 4022868 / 4004571 / 3161935 for M11, ISM, QSM, ISM11, QSM11 engines (also fits Hyundai R455 R485, XCMG XE490D L).
Additionally, Growshine International stocks various harnesses for Hitachi (ZX) models: Wiring Harness 4610412 for ZX200, ZX300, ZX330; External Wiring Harness 0005714 for ZX110-3, ZX110-3-AMS, ZX110-3-HCME; External Wiring Harness 0002024 for EX100-5, EX120-5, EX130-5; and Wiring Harness 1027579 for ZX200, ZX210, ZX300. We also have harnesses for other applications like the Doosan DX225LCA Engine Wiring Harness 310207-01044G / 310207-01176L.
Understanding Key Components in Heavy Machinery
1. **Engine Control Unit (ECU):** The brain of the engine, located typically in the cab or engine bay. It manages fuel injection, ignition timing, and emissions based on sensor inputs.
* Example: Komatsu PC200-8 Engine Control Unit (小松 PC200-8 发动机控制单元) (Блок управления двигателем Komatsu PC200-8)
2. **Hydraulic Pump:** Powers the hydraulic system (boom, arm, bucket, tracks). Usually mounted to the engine's power take-off (PTO).
* Example: Caterpillar 320D Hydraulic Pump (卡特彼勒 320D 液压泵) (Гидравлический насос Caterpillar 320D)
3. **Turbocharger:** Increases engine power by forcing more air into the combustion chambers. Mounted on the engine's exhaust manifold.
* Example: Volvo FH16 Truck Turbocharger (沃尔沃 FH16 卡车 涡轮增压器) (Турбокомпрессор грузовика Volvo FH16)
4. **Alternator:** Charges the battery and powers the electrical system while the engine is running. Driven by a belt from the engine crankshaft.
* Example: John Deere S780 Combine Alternator (约翰迪尔 S780 联合收割机 交流发电机) (Генератор переменного тока комбайна John Deere S780)
5. **Starter Motor:** An electric motor that engages the engine's flywheel to crank the engine during startup. Mounted near the flywheel housing.
* Example: Ford F-150 Starter Motor (福特 F-150 启动马达) (Стартер Ford F-150)
6. **Radiator:** Cools the engine coolant by transferring heat to the air. Located at the front of the vehicle or machine.
* Example: Scania R-Series Truck Radiator (斯堪尼亚 R系列 卡车 散热器) (Радиатор грузовика Scania R-серии)
7. **Fuel Injector:** Sprays fuel into the combustion chamber or intake manifold at precisely the right moment. Located in the cylinder head or intake manifold.
* Example: Cummins ISX Engine Fuel Injector (康明斯 ISX 发动机 喷油器) (Топливная форсунка двигателя Cummins ISX)
8. **Air Filter:** Removes dust and debris from the air before it enters the engine. Located in the air intake system housing.
* Example: Massey Ferguson 7700 Tractor Air Filter (马西弗格森 7700 拖拉机 空气滤清器) (Воздушный фильтр трактора Massey Ferguson 7700)
9. **Transmission Solenoid:** An electro-hydraulic valve controlling fluid flow within an automatic transmission to shift gears. Located inside the transmission valve body.
* Example: Allison 3000 Series Transmission Solenoid (艾里逊 3000 系列 变速箱电磁阀) (Соленоид трансмиссии Allison серии 3000)
10. **Track Roller:** Supports the weight of the machine and guides the track chain on tracked vehicles like excavators and bulldozers. Located along the bottom of the track frame.
* Example: Hitachi ZX350 Excavator Track Roller (日立 ZX350 挖掘机 支重轮) (Опорный каток экскаватора Hitachi ZX350)
Common Questions Answered by Growshine International
**1. How do I ensure I order the correct part number for my machine?**
The best way is to locate the part number on your old part or consult your machine's parts manual. Providing us with your machine's model and serial number can also help us verify compatibility. Double-checking the part numbers listed here (like 235-8202 / 2358202 for CAT 330D or VOE14554214 for Volvo EC210B) against your requirements is crucial.
**2. What are your international shipping capabilities?**
Growshine International has extensive experience in international logistics. We offer various shipping options (air, sea, express courier) to destinations worldwide. We handle export documentation and work with reliable freight forwarders to ensure your parts arrive safely and efficiently.
**3. Can Growshine International source parts that are not listed in this article or on your website?**
Yes, absolutely. Our network and expertise extend beyond our listed inventory. If you need a specific part for construction machinery, heavy trucks, agricultural equipment, or automobiles that you don't see, please contact us with the details (part number, machine model/serial number), and our sourcing team will make every effort to find it for you.
Troubleshooting Common Issues: Excavator Suddenly Losing Electrical Power
Issue: Intermittent or Complete Loss of Electrical Power in Excavator
Symptoms may include the machine shutting down unexpectedly, dashboard lights flickering or going out, inability to start, or certain electrical functions failing (lights, wipers, controls).
Troubleshooting Steps:
Check Battery Terminals: Ensure battery connections are clean, tight, and free of corrosion. Loose or corroded terminals are a common cause of power issues.
Inspect Main Fuse/Circuit Breaker: Locate the main fuse or circuit breaker, usually near the battery. Check if it's blown or tripped. Replace if necessary with the correct amperage rating.
Examine Battery Condition: Test the battery voltage (should be above 12.4V when off, ~13.5-14.5V when running/charging). Check for physical damage or swelling. A weak or failing battery can cause intermittent problems.
Inspect Main Wiring Harness: Visually inspect the main power and chassis wiring harnesses (like CAT 283-2931 / 2832931 or Komatsu 21M-06-31170 / 21M0631170) for signs of damage, chafing, burnt sections, or loose connections, especially where they pass through bulkheads or near moving parts.
Check Alternator Output: If the machine runs but has electrical issues or the battery isn't charging, test the alternator output. A failing alternator won't keep the battery charged or supply sufficient power.
Inspect Ignition Switch: A faulty ignition switch can cause intermittent power loss or starting problems. Check wiring connections at the switch.
Look for Grounding Issues: Ensure the main ground strap from the battery to the chassis and the engine to the chassis are secure and clean. Poor grounding causes many electrical gremlins.
If these steps don't resolve the issue, the problem might be more complex, potentially involving the ECU or a deeper wiring fault. Consulting a qualified technician or contacting Growshine International for replacement components like wiring harnesses (198-2713 / 1982713, VOE21547101, etc.) may be necessary.
Growshine International is committed to providing durable, high-performance parts like the wide range of engine, chassis, and injector wiring harnesses listed above. From Komatsu PC400-7 parts (6156-81-9110 / 6156819110) to CAT C7 components (222-5917 / 2225917) and Volvo EC210B harnesses (VOE14535882), we strive to meet the diverse needs of the construction, trucking, agricultural, and automotive industries worldwide through our reliable import/export services.
