COGENG 0001045 Wiring Harness Hitachi EX200-2 EX200LC-2

Specification Table

PRODUCT OVERVIEW

The COGENG 0001045 Wiring Harness is a high-performance external and main-frame electrical wire assembly engineered specifically for Hitachi EX200-2 and EX200LC-2 hydraulic excavators. Heavy equipment operating in challenging construction, earthmoving, and forestry environments requires an electrical network capable of withstanding extreme vibration, constant mechanical flexing, ambient heat, and exposure to aggressive fluids like hydraulic oil, diesel fuel, and battery acid.

Over time, factory wiring on legacy machines like the EX200-2 can suffer from copper fatigue, brittle wire insulation, connector corrosion, and internal short circuits. These issues often manifest as intermittent sensor failures, improper hydraulic valve control, engine stalling, or monitor panel communication errors. The COGENG 0001045 is designed as a direct plug-and-play OEM replacement part that restores electrical signal clarity and power transmission throughout the excavator.

Manufactured with high-grade copper core cabling and protected by heat-resistant, anti-abrasion corrugated tubing, this external wiring harness connects essential main-frame electrical components—including external hydraulic pump solenoids, pressure sensors, pilot valves, and engine bay connections—back to the central control modules and cab interface. Installing a fresh COGENG 0001045 wiring harness minimizes costly machinery downtime, protects sensitive electronic units (such as the PVC/ECU controllers) from voltage spikes caused by short circuits, and restores factory-level reliability to your Hitachi equipment.

Parts List

• Main Chassis Trunk Cable: Thick-gauge copper wiring designed for main power delivery and primary earth/grounding circuits.

• Hydraulic Pump & Valve Branch: Includes dedicated branch wiring and heavy-duty plugs for pump pressure sensors, proportional valves, and EPC/PVC solenoid valves.

• Engine Compartment Branch: Pre-terminated leads for coolant temperature senders, engine oil pressure switches, alternator charging terminals, and starter relay triggers.

• Cab & ECU Interconnect Junction: High-density multi-pin connectors configured to mate seamlessly with the inner cabin harness (OEM reference 0001044) and the central controller interface.

• Waterproof Connector Plugs: Factory-style sealed connectors equipped with internal rubber seals and locking latches to prevent water, mud, and dust ingress.

• Protective Sleeving & Hardware: High-density corrugated loom, heat-shrink tubing at branch splits, heavy-duty nylon cable ties, and pre-installed rubber grommets for panel pass-through protection.

Decompose Pictures (Visual Reference Guide)

========================================================================================
                      COGENG 0001045 WIRING HARNESS ARCHITECTURE
========================================================================================

                 [ Cab Harness Junction (Interconnect with 0001044) ]
                                          |
                                          |-- Main Power & Fuse Box Relay Feeds
                                          |-- ECU / PVC Controller Interface
                                          |
                        +-----------------+-----------------+
                        |                                   |
           [ Engine Bay Branch Trunk ]         [ Hydraulic Pump & Frame Trunk ]
                        |                                   |
         +--------------+--------------+     +--------------+--------------+
         |                             |     |                             |
    (Engine Sensors)          (Starter & Alt)  (Main Pump Solenoids)  (Pressure Transducers)
    - Oil Pressure            - Starter B+     - Proportional Valve   - Main Pump Pressure
    - Water Temp              - Alternator D+  - Speed Control Sol.   - Pilot Cutoff Solenoid
    - Fuel Shutoff Sol.       - Earth Ground   - Angle Sensors        - Travel Alarm / Horn

COMPATIBLE EXCAVATORS

• Hitachi EX200-2

• Hitachi EX200LC-2

• Hitachi RX2000-2

• Hitachi EX220-2 (Cross-check connector pinouts before installation)

Compatibility Notes

1. Inner vs. Outer Harness Distinction: The 0001045 is the external/outer main body harness. If you are replacing the internal cabin harness (monitor and pilot joystick wiring), ensure you inspect whether your machine also requires the companion inner cabin harness (Part Number 0001044).

2. Serial Number Break Verification: While designed as a direct match for EX200-2 / EX200LC-2 models, mid-cycle factory updates by Hitachi may alter specific plug configurations. Always compare your existing harness connector shapes and wire colors against our product photos prior to ordering.

3. Controller Voltage Protection: Damaged or improperly grounded old harnesses can damage the PVC (Pump Valve Controller) or ECU. Ensure battery isolator switches are turned off and existing electrical faults are resolved prior to connecting the new harness.

Installation Decomposition Diagram & Guide

+---------------------------------------------------------------------------------------+
|                              INSTALLATION WORKFLOW STEPS                              |
+---------------------------------------------------------------------------------------+
|  [STEP 1: DISCONNECT POWER]  --->  Turn off main battery disconnect & disconnect (-)  |
|                                    terminal to prevent accidental short circuits.      |
+---------------------------------------------------------------------------------------+
|  [STEP 2: LABEL & REMOVE]    --->  Tag each existing connection on engine and pump,   |
|                                    unclip frame clamps, and pull out old harness.      |
+---------------------------------------------------------------------------------------+
|  [STEP 3: BENCH COMPARISON]  --->  Lay out old harness beside COGENG 0001045 to match |
|                                    branch lengths, pin counts, and plug profiles.     |
+---------------------------------------------------------------------------------------+
|  [STEP 4: ROUTE & SECURE]    --->  Route new harness through original chassis tracks; |
|                                    install rubber grommets at metal firewall holes.   |
+---------------------------------------------------------------------------------------+
|  [STEP 5: PLUG & CLICK]      --->  Connect sensors, solenoids, and ECU plugs until   |
|                                    locking tabs click firmly into place.              |
+---------------------------------------------------------------------------------------+
|  [STEP 6: SYSTEM TEST]       --->  Reconnect battery power; perform ignition key check|
|                                    and monitor test before starting engine.           |
+---------------------------------------------------------------------------------------+

🚚 SHIPPING DETAILS & RETURN POLICY

Shipping Details

Return Policy

Frequently Asked Questions (FAQ)

• Q1: Does this harness include both internal cab wiring and external engine wiring?

  • A: Part number 0001045 specifically covers the main external / outer frame wiring harness. If you need the complete inner cab and monitor harness set, please check for part number 0001044 or contact COGENG customer service for the complete combined bundle.

• Q2: How can I verify that 0001045 fits my exact excavator serial number?

  • A: Simply provide your machine model (Hitachi EX200-2 or EX200LC-2) and full machine serial number to our sales team. We will cross-reference the factory parts catalog and verify connector pinouts prior to dispatch.

• Q3: Is professional installation necessary for this harness?

  • A: Yes. Because heavy machinery electrical systems interface directly with the main hydraulic pump controllers and engine management, we highly recommend installation by a qualified heavy equipment technician.

📞 CONTACT

For pricing, bulk orders, or technical support, contact your COGENG supplier today.

Please provide your machine model and serial number for compatibility verification.

• ✅ Direct OEM Replacement.

• ✅ Durable — Built for Job Site Conditions.

• ✅ In Stock — Fast Shipping Worldwide.

*shipping Details Return Sales*
Sales price:
Please contact COGENG sales customer service for specific prices.
Shipping method:
The specific arrangement will be based on the cargo situation.
Estimated delivery time:
It is based on the shipping time of the logistics company, and the arrival time shown shall prevail.
Contact details are at the bottom.
MerchantReturnPolicy:
The products shipped are not returnable or exchangeable.

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