| Parameter | Specification |
|---|---|
| Product Name | John Deere Control Panel / Monitor Display Unit |
| Part Number | RE555556 |
| Compatible Models | John Deere 200D, 240D, 300D, 350G |
| Material | Iron + Rubber + High-Impact ABS Plastic |
| Voltage | 24V DC |
| Display Type | LCD / LED Backlit Display |
| Communication | CAN bus (J1939 + John Deere Proprietary Protocol) |
| Protection Class | IP67 (Waterproof / Dust-tight) |
| Operating Temp | -40°C to +85°C |
| Storage Temp | -50°C to +95°C |
| Certification | ISO9001 |
| Packing | PP bag inside, carton box outside |
| Payment Terms | Western Union, L/C, T/T, MoneyGram, D/A, D/P |
| MOQ | Acceptable trial order (1 piece accepted) |
| Shipping Mode | Air/Sea/Express (FedEx, UPS, DHL, TNT, etc.) |
| Place of Origin | Guangdong, China |
| Brand Name | COGENG |
| Supply Capacity | 500 PCS |
| Warranty | 6 Months |
| Stock | ✅ In Stock |
The COGENG RE555556 is a direct OEM replacement Control Panel / Monitor Display Unit designed specifically for John Deere 200D, 240D, 300D, and 350G excavators. This unit is the operator's primary interface with the machine's electronic systems, providing real-time data and control over critical functions.
Key Functions:
| Function | Description |
|---|---|
| Engine Monitoring | RPM, coolant temperature, oil pressure, fuel level |
| Hydraulic System | Hydraulic oil temperature, pressure, filter status |
| Machine Diagnostics | Real-time fault codes and system warnings |
| Power Mode Selection | Choose between Power, Standard, Economy modes |
| Auto-Deceleration | Engine speed reduction when hydraulics are idle |
| Attachment Management | Quick coupler, auxiliary hydraulic control |
| Service Reminders | Maintenance intervals and alerts |
| Security | Password protection (if enabled) |
Manufactured to exact OEM specifications, the COGENG RE555556 delivers crisp, clear display quality and reliable performance in the harshest job site conditions.
| Benefit | Description |
|---|---|
| Direct OEM Replacement | Identical fit, connectors, and performance to the original John Deere unit |
| Plug-and-Play | No programming required — install and run |
| Crisp Display | High-contrast LCD/LED screen — readable in all conditions |
| Sealed & Durable | IP67-rated housing — waterproof and dust-tight |
| Full Functionality | All original features — power modes, diagnostics, attachments |
| Cost-Effective | OEM-quality at a fraction of the dealer price |
| In Stock | Ready for immediate shipment |
Key Internal Components:
| # | Component | Function |
|---|---|---|
| 1 | LCD/LED Display | High-contrast screen — machine data and warnings |
| 2 | Control Keypad | Menu navigation — power modes, settings, diagnostics |
| 3 | 32-bit Microprocessor | Main processing for display and communication |
| 4 | Display Driver | Controls LCD/LED screen |
| 5 | Power Supply | Converts 24V to internal voltages |
| 6 | CAN Bus Transceiver | Communication with ECU and other modules |
| 7 | Diagnostic Memory | Stores fault codes and machine data |
| 8 | Iron/Aluminum Housing | Impact and vibration protection |
| 9 | Rubber Seals | IP67 waterproof and dust-tight protection |
| 10 | Connectors | OEM-specific — matching original |
| Model | Series | Compatibility |
|---|---|---|
| John Deere 200D | D-Series | ✅ Direct Fit |
| John Deere 240D | D-Series | ✅ Direct Fit |
| John Deere 300D | D-Series | ✅ Direct Fit |
| John Deere 350G | G-Series | ✅ Direct Fit |
| John Deere 200C | C-Series | ⚠️ Verify |
| John Deere 240C | C-Series | ⚠️ Verify |
| John Deere 300C | C-Series | ⚠️ Verify |
| John Deere 350D | D-Series | ⚠️ Verify |
| John Deere 270D | D-Series | ⚠️ Verify |
| John Deere 330D | D-Series | ⚠️ Verify |
⚠️ Always verify your original part number before ordering.
| Hazard | Description | Prevention |
|---|---|---|
| Electrical Shock | High voltage (24V) | Disconnect batteries before working on panel |
| Short Circuit | Incorrect wiring | Inspect connectors for damage before installation |
| Moisture Ingress | Water entering the panel | Ensure rubber seals are intact and connectors are fully seated |
| Static Damage | ESD to sensitive electronics | Handle with ESD-safe precautions |
| Overheating | Blocked ventilation | Ensure adequate airflow around the panel |
| Symptom | Possible Cause | Solution |
|---|---|---|
| Display blank / no power | Blown fuse, loose connector, dead battery | Check fuses, reseat connectors, check battery voltage |
| Display flickering | Loose power connection | Check power and ground connections |
| Error codes on display | Sensor or wiring fault | Read codes, inspect related sensors and wiring |
| No communication with ECU | CAN bus wiring issue | Check CAN bus wires for continuity and termination |
| Buttons unresponsive | Keypad or connector issue | Inspect connector, reset power |
| Incorrect readings | Sensor calibration or wiring issue | Verify sensor inputs and wiring |
| Display dim / hard to read | Brightness setting or backlight failure | Adjust brightness setting, check display driver |
| Code | Description | Likely Issue |
|---|---|---|
| E-01 | Engine Speed Sensor Fault | Wiring or sensor failure |
| E-02 | Coolant Temperature Sensor Fault | Wiring or sensor failure |
| E-03 | Oil Pressure Sensor Fault | Wiring or sensor failure |
| E-04 | Hydraulic Temperature Sensor Fault | Wiring or sensor failure |
| E-05 | CAN Bus Communication Error | Wiring or controller failure |
| E-06 | Power Supply Voltage Abnormal | Alternator or battery issue |
If codes persist after troubleshooting, contact your COGENG supplier for technical support.
⏱️ Installation Time: Approximately 20–30 minutes
Tools Required:
| Tool | Purpose |
|---|---|
| Socket set (8mm, 10mm, 12mm) | Remove/install mounting bolts |
| Screwdrivers (flathead/Phillips) | Connector locks, trim panels |
| Trim panel removal tools | Cab interior access |
| Torque wrench (recommended) | Proper bolt torque |
| Clean rag | Clean mounting surface |
| Flashlight | See into compartment |
| Label maker / tape + marker | Label connectors |
Installation Tips:
| Tip | Description |
|---|---|
| 📸 Take Photos | Document connector positions before disconnecting |
| 🏷️ Label Everything | Mark each connector with its position |
| 🔌 Listen for Clicks | All connectors should audibly lock into place |
| 🧹 Keep Clean | Ensure no debris enters connectors |
| ⚡ Check Ground | Ensure ground connection is clean and tight |
| ✅ Test Before Reassembly | Confirm all functions before replacing covers |
Q1: Is this a genuine John Deere OEM part?
A: No — this is a high-quality COGENG aftermarket replacement built to OEM specifications and ISO9001 certified.
Q2: Will this control panel fit my John Deere 200D?
A: Yes — the 200D is one of the primary compatible models.
Q3: Will this control panel fit my John Deere 240D?
A: Yes — the 240D is one of the primary compatible models.
Q4: Will this control panel fit my John Deere 300D?
A: Yes — the 300D is one of the primary compatible models.
Q5: Will this control panel fit my John Deere 350G?
A: Yes — the 350G is one of the primary compatible models.
Q6: Does this control panel come pre-programmed?
A: ✅ Yes — it comes factory-tested and ready to install. No dealer programming required.
Q7: What does this control panel display?
A: It displays engine RPM, coolant temperature, oil pressure, fuel level, hydraulic temperature, fault codes, power modes, and machine diagnostics.
Q8: Do I need special tools to install this?
A: No — standard hand tools (socket set, screwdrivers) and trim tools are sufficient.
Q9: What if I get error codes after installation?
A: Clear the codes using the display menu or John Deere diagnostic tool. If codes persist, check all connectors are fully seated.
Q10: Is this unit in stock for immediate shipping?
A: ✅ Yes — 500 PCS in stock, ready to ship immediately.
Q11: How long does shipping take?
A: Express (DHL/FedEx/UPS/TNT) — 3–7 business days worldwide. Air freight — 7–12 days. Sea freight — 20–40 days.
Q12: What is the warranty?
A: COGENG provides a 6-month warranty against manufacturing defects.
Q13: Can this control panel be returned?
A: Please see the Shipping Details & Return Policy below.
| Shipping Method | Estimated Delivery Time | Tracking |
|---|---|---|
| Express (DHL/FedEx/UPS/TNT) | 3–7 Business Days | ✅ Yes |
| Air Freight | 7–12 Days | ✅ Yes |
| Sea Freight | 20–40 Days | ✅ Yes |
Shipping Arrangements:
Specific shipping arrangements will be made based on cargo situation and destination.
All shipments are fully insured.
Tracking number will be provided after shipment.
Delivery Time:
Estimated delivery time is based on the shipping time of the logistics company.
The actual arrival time shown on the tracking shall prevail.
💰 Please contact COGENG sales customer service for specific pricing.
Prices vary based on:
Order quantity
Shipping destination
Shipping method
| Policy | Details |
|---|---|
| Returns | ❌ The products shipped are not returnable or exchangeable. |
| Warranty Claims | Warranty claims for manufacturing defects are handled through replacement only. |
| Conditions | Please inspect your product upon arrival. Report any damage or defects immediately. |
| Refunds | Refunds are not offered after shipment. |
For pricing, bulk orders, or technical support, contact COGENG sales customer service:
| Contact Method | Details |
|---|---|
| Supplier | COGENG |
| Sales Inquiry | Please contact us via your preferred sales channel |
| Technical Support | Available through your COGENG distributor |
| Response Time | Typically within 24–48 hours |
Contact COGENG
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