Датчик давления наддува 7861-94-4130 Komatsu for Komatsu PC400-8
Sensor 7861-94-4130 (Komatsu) — original Датчик давления наддува for heavy equipment Komatsu PC400-8. OEM датчик давления наддува 7861-94-4130 (Komatsu) for heavy equipment Komatsu PC400-8. Voltage: 5V. Connector: 4-pin AMP.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 7861-94-4130 |
| Manufacturer | Komatsu |
| Sensor Type | Датчик давления наддува |
| Voltage | 5V |
| Connector | 4-pin AMP |
| Thread | M14x1.5 |
| Equipment Brand | Komatsu |
| Model | PC400-8 |
| Production Years | 2009–2017 |
Applicability
- Komatsu PC400-8 2009–2017
Diagnostics and Replacement
When replacing sensor 7861-94-4130:
- Diagnostics — read fault codes before replacement, check wiring integrity.
- Torque — apply specified torque from service manual (typically 20–35 Nm).
- Sealant — use anaerobic sealant for threaded sensors.
- Reset — clear fault codes and verify system operation after installation.
FAQ
How to identify a faulty 7861-94-4130 sensor?
Symptoms: fault code, unstable engine operation, system emergency shutdown. Check resistance/voltage with a multimeter according to specification.
Can I replace with an aftermarket alternative?
Yes, using reputable brands (Bosch, Denso, Delphi) maintains quality and reliability.
Where to buy 7861-94-4130 or its alternative?
OEM — authorized dealers. Alternatives — specialized heavy equipment parts suppliers.
Where to Buy