Yanmar 3TNV88C, 4TNV88C, 4TNV86CT, 4TNV98C & 4TNV98CT Rail Pressure Sensor | Yanmar 129A00-57100 New
New Yanmar 129A00-57100, listed by Yanmar as SENSOR, RAILPRESSURE (SENSOR, PRESSURE in some catalogs). It is its own part on the common rail assembly: rail 129A00-57000 on the 3TNV88C-KKEV, and rail 129C00-57000 on the 4TNV88C-DHKS, 4TNV86CT-DTR and 4TNV98CT-NEN.
Yanmar’s catalogs for the 3TNV88C-KKEV, 4TNV86CT-DTR and 4TNV98CT-NEN note that the ECU software must be updated with the designated service tool when this part is replaced; see the Yanmar service manual. Two parts catalogs also list it for the 4TNV98C. Match the number on your old sensor.
Confirm Fitment Before You Order
Call 530-668-0818 with your VIN or engine serial number and we will confirm it is the right part before anything ships.
Specifications
| Part number | 129A00-57100 |
|---|---|
| Brand | Yanmar |
| Condition | New |
| Yanmar description | SENSOR, RAILPRESSURE (SENSOR, PRESSURE in the 3TNV88C-KKEV and 4TNV86CT-DTR catalogs) |
| Mounts on | Common rail assembly 129A00-57000 (3TNV88C-KKEV) or 129C00-57000 (4TNV88C-DHKS, 4TNV86CT-DTR, 4TNV98CT-NEN) |
| Shipping weight | 1 lb |
Fits / Applications
- Yanmar 3TNV88C, listed in Yanmar’s parts catalog for the 3TNV88C-KKEV (common rail assembly 129A00-57000)
- Yanmar 4TNV88C, listed in Yanmar’s parts catalog for the 4TNV88C-DHKS (rail assembly 129C00-57000)
- Yanmar 4TNV86CT, listed in Yanmar’s parts catalog for the 4TNV86CT-DTR (common rail assembly 129C00-57000)
- Yanmar 4TNV98CT, listed in Yanmar’s parts catalog for the 4TNV98CT-NEN (rail assembly 129C00-57000)
- Yanmar 4TNV98C
Part Numbers & Cross Reference
Frequently Asked Questions
Which Yanmar engines list 129A00-57100?
Yanmar’s own parts catalogs list it on the 3TNV88C-KKEV, 4TNV88C-DHKS, 4TNV86CT-DTR and 4TNV98CT-NEN. Two parts catalogs also list it for the 4TNV98C. Match the number on your old sensor.
Does the ECU need an update after the sensor is replaced?
Yanmar’s parts catalogs for the 3TNV88C-KKEV, 4TNV86CT-DTR and 4TNV98CT-NEN say that when this part is replaced, the ECU software must be updated with the designated service tool. See the Yanmar service manual for the steps.
Is this the whole common rail?
No. 129A00-57100 is the sensor only. Yanmar lists it as its own part number on rail assemblies 129A00-57000 and 129C00-57000. The number is also written 129A0057100.
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