CATElectrical Parts

4W1129 Gauge Gp-Oil Temperature — Cat 578 583R

This is an oil temperature gauge assembly, designed to monitor and display the temperature of the engine oil. It is built to CAT's rigorous quality standards, ensuring accurate and reliable readings unlike a faulty gauge that shows incorrect or no temperature. Operators may notice the gauge reading abnormally high or low temperatures, or the gauge failing to respond when this component is malfunctioning.

Gauge Gp-Oil Temperature – Part No 4W1129 – 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 TypeGauge Assembly
MaterialMetal, Plastic, Electronic Components
ApplicationEngine oil temperature monitoring
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The initial symptom of a failing oil temperature gauge is an inaccurate reading, showing temperatures significantly higher or lower than actual. If the gauge fails completely, it will cease to display any temperature, leaving the operator blind to potential overheating issues. This lack of monitoring can lead to severe engine damage if oil temperatures rise unchecked.

Installation Tip

Ensure the oil temperature sender unit is properly seated and tightened to prevent leaks and ensure accurate readings. Do not overtighten the gauge itself into its mounting panel, as this can damage the housing or the instrument cluster.

Service Note

When replacing the oil temperature gauge, inspect the oil temperature sender unit and its wiring for any signs of damage or corrosion.