CATEngine Parts

159-1752 Coolant Temperature Sensor — Cat 3034 216

This coolant temperature sensor accurately monitors the engine's operating temperature, sending vital data to the ECM for optimal performance and protection. It is manufactured to meet stringent OEM quality standards, ensuring reliable readings unlike a worn sensor that may provide inaccurate or no data. Operators may notice erratic gauge readings, unexpected fan operation, or engine fault codes related to temperature when this sensor begins to fail.

Coolant Temperature Sensor – Part No 159-1752 – 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 TypeCoolant Temperature Sensor
MaterialBrass, electronic components
ApplicationEngine cooling system
Service LifeReplace as needed based on diagnostic codes
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

An initial sign of a failing coolant temperature sensor might be an inaccurate or fluctuating temperature gauge. If left unaddressed, the engine's performance could degrade due to incorrect fuel/air mixture adjustments. This can lead to increased fuel consumption or potential overheating if the ECM cannot properly manage the cooling system.

Installation Tip

Before installing, ensure the sensor port is clean and free of any debris or old sealant to guarantee a proper seal. Avoid overtightening the sensor, as this can damage the threads or the sensor body.

Service Note

Inspect the engine wiring harness and connectors for any signs of damage or corrosion when replacing the coolant temperature sensor.