VolvoEngine Parts

21311705 — Realy Voe21311705 For Volvo Enginetad550Ge Tad561Ve Excavator Ec140D Ec140E Ec160D Loader L110G L110H L120G L120H

This relay is an electrical switch that controls the flow of current to various circuits within the engine and associated equipment. It is built to meet Volvo's demanding quality standards, offering reliable and consistent electrical switching performance unlike a worn or burnt-out relay. Operators may notice intermittent or complete failure of electrical functions, such as starting issues, lighting problems, or sensor malfunctions, when this relay fails.

Realy Voe21311705 For Volvo Enginetad550Ge Tad561Ve Excavator Ec140D Ec140E Ec160D Loader L110G L110H L120G L120H – Part No 21311705 – Volvo Spare Part
Part Specifications
BrandVolvo
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 TypeRelay
MaterialPlastic, Metal, Electrical Components
ApplicationEngine Electrical System
Service LifeReplace as needed based on electrical testing
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

The first indication of a faulty relay is often the erratic or complete loss of function for the component it controls, such as a non-cranking engine or inoperative lights. If left unaddressed, a failing relay can cause intermittent electrical issues that are difficult to diagnose, potentially leading to system instability or preventing equipment operation. In some cases, a stuck relay can cause continuous power draw, leading to battery drain or overheating of associated wiring.

Installation Tip

Before replacing a relay, always disconnect the battery to prevent electrical shorts and ensure the new relay is oriented correctly in its socket. Avoid forcing the relay into the socket, as this can damage the pins or the socket itself.

Service Note

When replacing an electrical relay, inspect the associated wiring harness for any signs of chafing, corrosion, or loose connections that could have contributed to the failure.