CATElectrical Parts

177-7559 Glow Plug — Cat 216 226

This glow plug is essential for cold starting diesel engines, providing a heated element in the combustion chamber to aid ignition. It ensures reliable engine starts in low temperatures, unlike a worn plug that may exhibit reduced heating capacity or complete failure. Operators may experience difficult or no engine start-up, especially in cold weather, when this component is compromised.

Glow Plug – Part No 177-7559 – 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 TypeGlow Plug
MaterialSteel alloy and ceramic
ApplicationEngine cold start system
Service LifeReplace every 1,000-2,000 hrs or as needed
CompatibilityCAT 177-7559
ConditionNew — OEM specification aftermarket

Failure Symptoms

Difficulty starting the engine, especially in cold conditions, is the primary symptom. If left unaddressed, the engine may fail to start altogether, requiring external assistance. The risk is being stranded with an inoperable machine, unable to perform work.

Installation Tip

Ensure the glow plug threads are clean before installation to prevent cross-threading. Do not overtighten the glow plug, as this can damage the cylinder head threads.

Service Note

Inspect the glow plug harness and electrical connections for any signs of damage or corrosion when replacing a glow plug.