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This Caterpillar 330 Sensor with OEM part number 161-1704, 1611704 is an essential intake pressure sensor designed for Excavators and Rotary Drills. It provides precise data to the engine control module to ensure optimal fuel combustion and machine efficiency.
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| No. | English Description | OEM No. (Highlighted) | Brand/Application | Notes (CN) |
|---|---|---|---|---|
| 1 | Pressure Sensor | 161-1705, 1611705 | CATERPILLAR | 1135KPA机油压力传感器 |
| 2 | Pressure Sensor | 194-6722, 1946722, 161-9925, 1619925, 141-4119, 1414119 | CATERPILLAR | 116KPA大气压力传感器 |
| 3 | Pressure Sensor | 237-4894, 2374894 | CATERPILLAR | 机油压力开关 |
| 4 | Pressure Sensor | 161-1703, 1611703 | CATERPILLAR | 油压力传感器 |
| 5 | Pressure Sensor | 161-1704, 1611704 | CATERPILLAR | 大气压力传感器 |
| 6 | Pressure Sensor | 274-6719, 2746719, 248-2167, 2482167 | CATERPILLAR | 机油压力传感器 |
| 20 | Pressure Sensor | 239-3478, 2393478 | CATERPILLAR | 进气管压力传感器 |
| 33 | Pressure Sensor | 3E-6455, 3E6455 | CATERPILLAR | 压力开关 |
| 46 | Pressure Sensor | 42C-43-18310, 42C4318310 | KOMATSU | 机油压力开关 |
| 78 | Temperature Sensor | 102-2240, 1022240 | CATERPILLAR | 燃油冷却液温度传感器 |
| 155 | Camshaft Pos. Sensor | 245-4630, 2454630 | CATERPILLAR | 曲轴位置传感器 |
| 417 | Throttle Pos. Sensor | 85109590 | VOLVO | 油门位置传感器 |
Note: All part numbers with hyphens (e.g., 161-1704) are also searchable without hyphens (1611704) for your convenience.
The 161-1704 (1611704) Intake Pressure Sensor is vital for the CATERPILLAR 330 Excavator. It measures the absolute pressure in the intake manifold, allowing the ECU to calculate air density and adjust fuel injection. A faulty sensor can lead to power loss, black smoke, and increased fuel consumption.
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Equipment Model: Caterpillar 330D Excavator
Fault Description: The engine lacks power under heavy load and shows fault code related to intake pressure.
Solution: Inspect the 161-1704 (1611704) Sensor. If the connector is clean but the reading is stagnant, replace the sensor. After replacing with a new Growshine sensor, the engine performance returned to normal and fuel efficiency improved.
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