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  • 1640550020 Toyota CAP SUB-ASSY, RESERVE TANK

1640550020 Toyota CAP SUB-ASSY, RESERVE TANK, Price: 23.26$, Weight: 0.072kg

    • Hersteller Nummer Name Verfügbarkeit Gewicht, kg Ship in, Days Preis

    Toyota

    1640550020

    CAP SUB-ASSY, RESERVE TANK

    		 47

    0.072

    2-3

    23.26$
     

    Originals

    Hersteller Nummer Name Verfügbarkeit Gewicht, kg Verarbeitung, Tage Preis  
    Toyota
    1640550020 
    CAP SUB-ASSY, RESERVE TANK
    		47
    0.072
     Dispatch 24h
    27.91$
     

    Kompatibilität

    BeschreibungModellOptionenProduktionszeitraumDiagramm
    HDJ101,UZJ100UZJ100W-GNAZKATM,MTM: AUTOMATIC TRANSMISSION; Grade: CYGNUS TYPE; Gear Shift Type: ATM, 5-SPEED FLOOR SHIFT; Engine: (2UZFE) 4700CC 32-VALVE DOHC EFI08.2002 - 08.2007 View
    BeschreibungModellOptionenProduktionszeitraumDiagramm
    FZJ10#,HDJ100,HZJ105,UZJ100UZJ100R-GNMNKQATM,MTM: MANUAL TRANSMISSION; Driver's Position: RIGHT-HAND DRIVE VEHICLES; Grade: GX TYPE; Fuel Induction: ELECTRIC FUEL INJECTION SYSTEM; Gear Shift Type: MTM, 5-SPEED FLOOR SHIFT; Engine: (2UZFE) 4700CC 32-VALVE DOHC EFI; Destination: AUSTRALIA08.2002 - 05.2006 View

    Coolant Expansion Reservoir Cap Assembly ?️

    This small but critical cooling-system part seals the expansion (reserve) tank and keeps the coolant circuit working at the correct pressure. Toyota engines rely on stable pressure to raise the boiling point of coolant, reduce hot spots, and help move excess coolant to and from the reserve tank during heat-up and cool-down.

    Why This Part Is Needed ✅

    As coolant heats, it expands. The cap assembly controls that expansion by holding pressure and allowing safe venting when limits are reached. It also prevents air from entering the system, which can cause erratic temperatures and weak heater performance.

    How It Works ⚙️

    Inside the cap are sealing surfaces and a calibrated pressure/relief function. When pressure rises, it maintains the set limit, then releases excess pressure in a controlled way. As the engine cools, it helps the system recover coolant and avoid vacuum-related hose collapse.

    If It’s Broken or Worn ?

    A damaged cap can leak, lose pressure, or let air in. Symptoms often include coolant smell, wetness around the tank neck, frequent top-ups, overheating in traffic, or boiling/overflow into the bottle. Long-term driving with poor pressure control can stress hoses, radiator seams, and even the head gasket.

    Compatibility

    • Land Cruiser
    • Land Cruiser 100