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8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Specifications
Supply Ability :
1000PCS/MONTH
Model Number :
631E Tractor
Place of Origin :
CHINA
Part Number :
8X-7555 / 8X7555
Price :
Please send mail or WhatsApp
Packaging Details :
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly is Packed in standard export packing under customer's requirement
Brand Name :
JIAJUE
MOQ :
1
Payment Terms :
L/C,D/A,D/P,T/T,Western Union
Delivery Time :
1 Works day
MOQ :
1
Description
8X-7555 Transmission Control Panel for 631E Tractor — Hydraulic Lever Switch Assembly

The 8X-7555 (8X7555) Transmission Control Panel is a high-quality rebuilt controller engineered for 631E Tractor applications. Designed for optimal performance and reliability, this hydraulic lever switch assembly is a dependable replacement part for construction machinery repair shops and manufacturing plants.

Product Specifications
Product NameController
Part Number8X-7555 / 8X7555
Brand NameJIAJUE
Compatible Models631E Tractor
ConditionRebuild
AvailabilityRich Stock
Delivery TimeUsually delivered within 1–3 days after payment
Approximate Weight5KG
Size (per unit)20cm x 30cm x 8cm
Delivery MethodsDHL, FedEx, TNT, UPS
ShipmentDispatched within 24–48 hours
Payment MethodsTT, Western Union, Credit Card, PayPal
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly 8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Compatible Products
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Frequently Asked Questions
How long does it take to install the ECM on the 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.
How do I determine if the ECM is faulty and needs replacement?
  • The ET diagnostic tool cannot communicate with the ECM, or it displays a "Module Not Responding" error — 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.
What are your payment methods?

Our payment methods include T/T, L/C, PayPal, and more.

Do you have stock available?

Yes, rich stock is available.

How can I confirm my order has shipped?

When the goods ship, we will share the tracking number. For sea or air freight, we can provide the bill of lading.

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.

Customer Reviews
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Company Profile
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Exhibition
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly 8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Factory Environment
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
Packaging & Shipping
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly 8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
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8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly

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Product Detail
Supply Ability :
1000PCS/MONTH
Model Number :
631E Tractor
Place of Origin :
CHINA
Part Number :
8X-7555 / 8X7555
Price :
Please send mail or WhatsApp
Packaging Details :
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly is Packed in standard export packing under customer's requirement
Contact Supplier
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly
8X-7555 8X7555 Transmission Control Control Panel for 631E Tractor Hydraulic Lever Switch Assembly

GUANGZHOU JIAJUE TRADING CO.,LTD

Verified Supplier
10 Years
guangdong, guangzhou
Since 2014
Business Type :
Manufacturer, Distributor/Wholesaler, Trading Company
Main Products :
Excavator Accessories, Diesel Fuel Injectors, ECU Controller
Total Annual :
5000000-8000000
Employee Number :
15~35
Certification Level :
Verified Supplier
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