Toyota 9091603100 — Engine Coolant Thermostat
Overview
Engine coolant thermostat Toyota 9091603100 controls coolant circulation between the engine block and radiator to maintain correct operating temperature. Features a wax-actuated element with an opening temperature of 82°C and full valve stroke of 8.0 mm. Outer housing diameter measures 56 mm. Constructed with a stainless steel main valve plate, integrated bypass jiggle pin valve, and heavy-duty spring resistant to corrosion and scale build-up. Rated for system working pressures up to 1.3 bar. Direct OEM replacement part numbered 90916-03100, cross-referencing OEM numbers 90916-03093, 90916-03124, and 90916-C3001. Regulates fluid flow through the cooling circuit, preventing thermal engine stress under load and supporting interior cabin heater matrix performance.
Vehicle fitment includes Toyota Camry ACV30, ACV40 (2.0, 2.4, 2001–2011), Corolla E120, E150 (1.4, 1.6, 1.8, 2001–2013), RAV4 ACA20, ACA30 (2.0, 2.4, 2000–2012), Avensis T22, T25 (1.8, 2.0, 1997–2008), Hilux, and Land Cruiser Prado 120 fitted with 2.7 3RZ-FE, 2TR-FE, and 4.0 1GR-FE petrol engines. Thermostat replacement is required when the internal valve sticks open or closed, causing extended engine warm-up times, sudden coolant temperature drops during motorway driving, or coolant boiling in traffic conditions. Fitting this unit restores correct fluid distribution through the radiator assembly.
Toyota 9091603100 — engine coolant thermostat. 5 offers available, starting from 34.66 USD.
Specifications
Manufacturer — Toyota. Article number — 9091603100. Name — Engine Coolant Thermostat. Offers — 5. From — 34.66 USD.
Compatible cross-references
Replacements and analogues: BGA CT5276, CONTINENTAL 28020040622, CONTINENTAL 28020042412, DENSO DTM82302, FISPA 9401690.
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