Sensors play a major role in helping diesel engines operate correctly, and the Caterpillar 3406 Sensor (OEM 1022240) is designed to provide accurate readings that support proper engine management. For 3406 engines built between 1996 and 2004, this sensor helps ensure that key operating conditions are communicated to the engine control module, allowing the system to adjust fuel delivery, timing, and protection strategies as needed. Choosing the correct OEM sensor helps maintain stable, dependable engine operation.
This sensor serves as a vital monitoring component within the engine — here’s what makes it essential:
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Accurate Engine Data – Monitors critical conditions such as temperature and transmits precise information to the ECM for correct adjustments.
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Stable Engine Operation – Reliable readings help the engine run smoothly by ensuring proper timing, fuel control, and protection responses.
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OEM-Grade Compatibility – As OEM 1022240, this sensor matches original design specifications for proper function and long-term durability.
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Reduced Diagnostic Issues – Correct sensor function minimizes false codes or erratic engine warnings, making troubleshooting simpler.
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Prevents Engine Wear – Replacing a failing sensor helps avoid issues like overheating, rough running, or improper fuel combustion.
Replacing an aging or faulty sensor is key to maintaining engine reliability. The Caterpillar 3406 Sensor (OEM 1022240) provides the accurate monitoring your engine depends on, helping preserve smooth operation and protect internal components. Customers looking for a dependable, OEM-standard replacement can trust Tamerx to supply high-quality parts that support long-lasting engine performance.





