VolvoEngine Parts

20459866 — 12V Stop Solenoid Voe21260609 Voe20459866 For Volvo Engine Td420Ve Tad420Ve Tad620Ve

This is a 12V stop solenoid, a crucial electrical component in diesel engine fuel systems. It is responsible for shutting off fuel flow to the engine when the ignition key is turned off, preventing uncontrolled engine run-on. A malfunctioning stop solenoid may prevent the engine from shutting down completely or cause starting issues if it fails in the open position.

12V Stop Solenoid Voe21260609 Voe20459866 For Volvo Engine Td420Ve Tad420Ve Tad620Ve – Part No 20459866 – 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 TypeEngine Stop Solenoid
MaterialSteel, brass, plastic
ApplicationFuel shut-off system
Service LifeReplace if faulty or during major engine overhaul
CompatibilityVOE21260609, VOE20459866
ConditionNew — OEM specification aftermarket

Failure Symptoms

The most common symptom of a faulty stop solenoid is the inability to shut off the engine by turning the key. In some cases, it may also cause the engine to crank but not start due to a lack of fuel. If the solenoid fails intermittently, it can lead to unpredictable engine shutdown or run-on issues. Ignoring these symptoms can result in the engine continuing to run uncontrollably or failing to start.

Installation Tip

Ensure the engine is completely stopped and the battery is disconnected before attempting to replace the stop solenoid. Be careful not to overtighten the solenoid into the fuel pump housing, which can strip the threads.

Service Note

Inspect the fuel lines and filter for any signs of blockage or contamination when replacing the stop solenoid.