2026-10-08 · 5 min read
Subaru XV Head Gasket Malaysia
The Subaru XV FB20 boxer engine is less prone to head gasket failure than older Subaru EJ engines, but head gasket issues are not impossible — particularly if the engine has been overheated or coolant maintenance was neglected. Early signs include white smoke from the exhaust, milky oil, coolant loss without visible leaks, and overheating. Keep the cooling system healthy and address any overheating immediately to protect the head gasket.
Subaru XV Head Gasket
- XV FB20/FB16 head gasket: no known head gasket issue on FB-series engines; XV does not have the EJ25 problem; FB20/FB16 are robust engines with good head gasket sealing up to high mileage
- XV overheating risk: if XV overheats (from coolant loss, thermostat failure, or water pump failure) — head gasket can be damaged even on FB20; prevent overheating by maintaining cooling system; pull over immediately if temperature rises sharply
- XV head gasket symptom check: white exhaust smoke (sweet smell) = coolant burning; milky oil on dipstick = coolant in oil; coolant level drops without visible leak = internal leak; bubbles in coolant reservoir = combustion gas in coolant