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Quality 126-6648 1266648 Controller ECU for 950F Wheel Loader Parts factory
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Quality 126-6648 1266648 Controller ECU for 950F Wheel Loader Parts factory
Quality 126-6648 1266648 Controller ECU for 950F Wheel Loader Parts factory
Quality 126-6648 1266648 Controller ECU for 950F Wheel Loader Parts factory
Quality 126-6648 1266648 Controller ECU for 950F Wheel Loader Parts factory
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126-6648 1266648 Controller ECU for 950F Wheel Loader Parts

Brand Name: Jiajue
Model Number: 950F
Place of Origin: CHINA
Minimum Order Quantity: 1pc
Price: $800/pc
Supply Ability: 100PCS/MONTH

Product Details


Product Name: Controller ECU Material: Steel
Place Of Origin: Guangdong,China MOQ: 1
OEM: Support
Highlight

950F Wheel Loader ECU Controller

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126-6648 ECU Controller replacement

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Wheel Loader parts ECU with warranty

Product Description

Controller ECU for 950F Wheel Loader
Part Number: 126-6648 | Brand: JIAJUE
Product Specifications
Product Name Controller
Part Number 126-6648
Brand Name JIAJUE
Model 950F
Condition Used
Availability Rich Stock
Approximate Weight 2KG
Size (per unit) 35cm x 20cm x 8cm
Delivery Time Usually delivered within 1-3 days after payment
Product Images
Controller ECU 126-6648 front view showing component layout and connectors
Controller ECU 126-6648 side view displaying unit dimensions and mounting points
Controller ECU 126-6648 connector details showing pin configuration
Controller ECU 126-6648 label and identification markings
Frequently Asked Questions
Installation Time for ECM on Machine
Physical Installation: 15-30 minutes. The unit is typically secured by 4 bolts on the cool side of the engine.
Programming & Testing: 30-60 minutes.
Pro Tip: If the ECM is pre-programmed by us based on your machine's serial number, it is essentially "Plug & Play." If not, you will need a Cat ET (Electronic Technician) tool to flash the software, which takes additional time. We recommend professional installation to ensure correct parameter synchronization.
Determining ECM Fault and Replacement Need
  • The ET diagnostic tool cannot communicate with the ECM, or it displays a "Module Not Responding" error. This is a critical sign of internal hardware failure.
  • Active fault codes related to internal memory (EEPROM) or voltage reference issues that persist after checking the wiring harness often indicate ECM failure.
  • Sudden engine stalling, severe power loss (Limp Mode), or persistent misfiring (missing injector driver signals) after sensors and harnesses have been ruled out.
  • Visible signs of overheating (burning smell), water ingress, corrosion, or broken pins on the connector headers.
Step-by-Step Testing Guide
Pro-Tip: HEUI (Hydraulic Electronic Unit Injection) systems are extremely sensitive to contamination. A single speck of dust can cause premature failure.
  1. Prepare: Ensure the excavator is turned off and safely secured. Disconnect the battery to avoid electrical accidents.
  2. Inspect: Check the ECU for physical damage or loose connections.
  3. Connect Diagnostic Tool: Use a diagnostic tool recommended by the excavator's manufacturer. Connect it to the ECU according to the tool's instructions.
  4. Read Codes: Use the diagnostic tool to read any error codes (DTCs) stored in the ECU. These codes indicate potential problems with the ECU or connected systems.
  5. Check Live Data: View live data parameters such as sensor readings and system voltages. Ensure they are within normal ranges.
  6. Functional Tests: If possible, perform tests to activate components or simulate sensor inputs. Verify that the ECU responds correctly without delays or errors.
  7. Reset (if needed): Reset the ECU if recommended by the manufacturer, especially after repairs or replacements.
  8. Document: Keep a record of all tests, codes, and results for future reference.
Quick Checklist for Buyers: Before replacing the ECM, always check the fuses, main relays, and ground connections. In many cases, a faulty ground wire or low battery voltage mimics an ECM failure.
Order & Payment Information
Payment Methods: T/T, L/C, PayPal, etc.
Stock Availability: Rich stock available.
Shipping: When the goods ship, we will share the tracking number. For sea or air freight, we can provide the bill of lading.
Related Products
Related excavator accessory product compatible with 950F Wheel Loader
Company & Exhibition
Company manufacturing facilities and production capabilities
Product exhibition display showcasing industrial equipment
Product exhibition display featuring heavy machinery components
Packaging & Shipping
Product packaging for secure transportation of controller ECU
Shipping and logistics process for industrial parts delivery

Product Highlights

Controller ECU for 950F Wheel Loader Part Number: 126-6648 | Brand: JIAJUE Product Specifications Product Name Controller Part Number 126-6648 Brand Name JIAJUE Model 950F Condition Used Availability Rich Stock Approximate Weight 2KG Size (per unit) 35cm x 20cm x 8cm Delivery Time Usually delivered ...

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