CATEngine Parts

161-9926 Sensor — Cat 3412

This is a sensor, an electronic device that measures a physical property and converts it into a signal for the engine control unit (ECU). It is built to precise specifications to ensure accurate readings, unlike a faulty sensor that may provide erratic or incorrect data. Operators might observe warning lights on the dashboard, erratic engine performance, or diagnostic trouble codes (DTCs) when a sensor fails.

Sensor – Part No 161-9926 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine 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

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

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

Part TypeSensor
MaterialElectronic components, brass/steel housing
ApplicationEngine monitoring system
Service LifeReplace as needed based on diagnostic testing
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A malfunctioning sensor may initially cause intermittent issues, such as a fluctuating gauge reading or a temporary warning light. If the problem persists or worsens, the engine control module may receive incorrect data, leading to poor engine performance, reduced power, or the illumination of a persistent check engine light. Continued operation with a faulty sensor can lead to inefficient fuel consumption and potential damage to other engine components due to improper management.

Installation Tip

Ensure the sensor's electrical connector is clean and free of corrosion before plugging it in to guarantee a reliable signal. Avoid overtightening the sensor into its port, which can strip threads or damage the sensor body.

Service Note

When replacing a sensor, it is advisable to check the condition of its wiring harness and connector for any signs of damage or wear.