CATElectrical Parts

2183840 Air Pressure Sensor — Cat 3176C 3196

This air pressure sensor accurately measures the intake manifold or boost pressure, providing critical data to the engine control module (ECM) for optimal fuel delivery and performance. Manufactured to stringent OEM specifications, it offers reliable and precise readings, unlike a faulty sensor that may drift or fail entirely. Operators might observe a loss of engine power, increased fuel consumption, rough idling, or the illumination of the check engine light if this sensor malfunctions.

Air Pressure Sensor – Part No 2183840 – CAT Spare Part
Part Specifications
BrandCAT
CategoryElectrical Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Disconnect main battery before working on electrical components. Use dielectric grease on all connector pins. Check ground connections — most electrical faults trace to poor grounds. Test with multimeter before installing new parts.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeAir Pressure Sensor
MaterialDurable plastic and metal construction
ApplicationEngine intake manifold or boost pressure monitoring
Service LifeReplace as needed based on diagnostic testing
CompatibilityCAT 3176C, 3196, 3406E, 3456, 793D
ConditionNew — CTP aftermarket replacement

Failure Symptoms

A failing air pressure sensor may initially cause a slight reduction in engine power or a slight increase in fuel consumption. As the failure progresses, the engine may run rough, hesitate under acceleration, or trigger a check engine light with specific diagnostic codes. Continued operation with an inaccurate sensor can lead to poor engine performance, increased emissions, and potential long-term damage to engine components.

Installation Tip

Ensure the sensor's sealing surface is clean and free of debris before installation to prevent air leaks. Tighten the sensor only to the manufacturer's specified torque to avoid damaging the threads or the sensor housing.

Service Note

Inspect the intake manifold and associated plumbing for leaks or restrictions when replacing the air pressure sensor.