Part-number relationships
| Relationship | Reference family | Number |
|---|---|---|
| Primary Manufacturer Part Number | Yanmar service ECU reference | 129A00-75910 |
| Owned-unit Hardware Marking - Verify Label | Search/reference marking only | 0281020276 |
ECM Controllers & Monitors
129A00-75910 Service ECU for Yanmar TNV Common-Rail Engines
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OEM / reference129A00-75910
SpecificationProgrammable Service ECU
Catalog ID66134128
129A00-75910 is documented in Yanmar parts catalogs as a programmable service ECU for multiple TNV common-rail engine configurations. Manufacturer records include 3TNV86CT, 3TNV88C, 4TNV86CHT, 4TNV88C and 4TNV98CT applications, with machine examples including B7-6 and SV60-B. Yanmar warns that the correct engine information/software must be installed with the designated service tool before the engine will operate. Confirm the complete ECU and engine numbers, connector layout, software calibration and machine serial range.
- Product Type
- Programmable Service ECU
- Programming
- Required before operation
- Connector and Housing
- Compare with original
- Software Calibration
- Must match engine and machine serial
Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.
Product fitment guide
Part numbers and compatible models
Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.
Part identification
Reference numbers
Primary number
Other documented relationship
Formatting aliases are the same number written differently. Related assemblies and remanufactured numbers are not presented as direct interchanges.
Product summary
Programmable Service ECU
- Category
- ECM Controllers & Monitors
- Catalog ID
- 66134128
- Photo views
- 1
Before ordering
Confirm these details
- Match the complete part number on the original component label.
- Compare the front layout and visible configuration with the product photos.
- Compare connector count, connector shape and keying before installation.
- Confirm the exact machine model and serial range before ordering.
Machine fitment
Compatible model references
3 model references
Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.
Quick fitment answers
Common questions about 129A00-75910
Which machines use 129A00-75910?
Recorded compatible model references include Manufacturer-listed engine families: Yanmar 3TNV86CT / 3TNV88C / 4TNV86CHT / 4TNV88C / 4TNV98CT, Manufacturer-listed machine examples: Yanmar B7-6 / SV60-B, Fitment limitation: Confirm ECU number, engine code, connectors, software and serial range. Confirm the complete part number and machine serial range before ordering.
What numbers are documented for 129A00-75910?
No alternate number is listed for 129A00-75910. Send the original nameplate for an alternate-number check.
How do I confirm 129A00-75910 before ordering?
Match the complete part number on the original component label. Compare the front layout and visible configuration with the product photos. Compare connector count, connector shape and keying before installation. Send clear photos of the original unit and connector layout when requesting a quote.
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