CATElectrical Parts

1638516 Oil Pressure Sensor — Cat 3306

This oil pressure sensor is engineered to accurately measure and transmit the oil pressure within the engine's lubrication system. Manufactured to meet stringent Caterpillar standards, it provides reliable data crucial for engine protection, outperforming worn sensors that give false or no readings. Operators may notice fluctuating or absent oil pressure gauge readings, or trigger engine warning lights when this sensor begins to fail.

Oil Pressure Sensor – Part No 1638516 – 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 TypeOil Pressure Sensor
MaterialBrass and electronic components
ApplicationEngine lubrication system
Service LifeReplace every 4,000 hrs or as needed
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing oil pressure sensor is often an unreliable or erratic reading on the oil pressure gauge. If this condition is not addressed, the engine control module may not receive accurate data, potentially leading to a lack of critical low-oil-pressure warnings. Continued operation with a faulty sensor risks severe engine damage due to inadequate lubrication.

Installation Tip

Ensure the engine is completely cool before removal to prevent injury and oil spillage. Avoid overtightening the sensor into the engine block, as this can strip the threads or damage the sensor body.

Service Note

Check the engine oil level and condition, and inspect the oil filter for clogging, as these can also affect oil pressure readings.