2016 Toyota Sienna Cooling System Parts

This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator. Read more

17 Coolant / Antifreeze parts are listed for the 2016 Toyota Sienna, from PRESTONE, PEAK, VALVOLINE and 4 other brands. FVP MV5050GAL carries the "Popular" badge.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, FVP, PEAK, PRESTONE and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.

The Premium section lists 5 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

The Standard Replacement section lists 6 options from BECK/ARNLEY, AISIN, VALVOLINE and 2 other brands — built to original-equipment specification. AISIN ACT002 is listed in this group.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

3 Coolant Hose / Pipe parts are listed for the 2016 Toyota Sienna, from ACDELCO, CONTINENTAL and GATES.

Listed part numbers: ACDELCO 14206S, CONTINENTAL 63602 and GATES 20333.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

This group shows a single part: TECHPRO LX3014110.

This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

This group shows a single part: MOTORAD T136.

This table covers the Cooling Fan control modules. Read more

4 Cooling Fan Control Module parts for the 2016 Toyota Sienna come from 4 brands — GATES, STANDARD MOTOR PRODUCTS, ULTRA-POWER and 1 other brand.

Listed part numbers: GATES FCM111 and STANDARD MOTOR PRODUCTS RY1897, plus the other parts above.

This table covers the adapters used to pressure-test this cooling system. Read more

3 Cooling System Tester Adapter parts are listed for the 2016 Toyota Sienna, from MOTORAD and GATES.

This group includes GATES 31409, MOTORAD 3124 and MOTORAD 3125.

This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap. Read more

19 Radiator parts are listed for the 2016 Toyota Sienna, from DENSO, KOYORAD, FVP and 9 other brands. DENSO 2213167 carries the "Popular" badge.

Economy: 2 parts, from GPD and TECHPRO. A representative part number is GPD 13116C.

The Standard Replacement section: 17 options from DENSO, KOYORAD, FVP and 7 other brands. DENSO 2213167 is listed in this group.

This table covers the caps that hold system pressure at the radiator or reservoir neck. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable. Read more

5 Radiator Cap parts are listed for the 2016 Toyota Sienna, from MOTORAD, GATES, CALORSTAT and 1 other brand. GATES 31412 carries the "Popular" badge.

The Locking Replacement section lists 1 option from MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. MOTORAD ST37 is listed in this group.

The Standard Replacement section: 4 options from GATES, CALORSTAT, MOTORAD and 1 other brand. GATES 31412 is listed in this group.

This group includes GATES 31412, MOTORAD ST37 and CALORSTAT RC0040 and the remaining parts above.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

7 Radiator Fan Assembly parts for the 2016 Toyota Sienna come from 6 brands — AGILITY, DORMAN, GPD and 3 other brands. The "Popular" part is DORMAN 620581.

The Economy section: 3 options from DORMAN, GPD and SKP. DORMAN 620581 is listed in this group.

Standard Replacement: 4 parts, from AGILITY, TYC and FOUR SEASONS. A representative part number is TYC 622670.

Listed part numbers: DORMAN 620581, GPD 2811914 and SKP SK622670, plus the other parts above.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

8 Radiator Hose parts for the 2016 Toyota Sienna come from 4 brands — GATES, ACDELCO, CONTINENTAL and 1 other brand. The "Popular" part is GATES 21508.

Listed part numbers: GATES 21508, GATES 23804 and ACDELCO 24177L, plus the other parts above.

This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender. Read more

18 Temperature Sender / Sensor parts are listed for the 2016 Toyota Sienna, from STANDARD MOTOR PRODUCTS, ACDELCO, GPD and 13 other brands. DELPHI TS10289 carries the "Popular" badge.

Economy: 5 parts, from GPD, HOLSTEIN, ULTRA-POWER and 2 other brands. A representative part number is GPD 1814519.

The Standard Replacement section: 13 options from STANDARD MOTOR PRODUCTS, ACDELCO, DELPHI and 8 other brands. DELPHI TS10289 is listed in this group.

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part. Read more

20 Thermostat parts for the 2016 Toyota Sienna come from 8 brands — MOTORAD, CALORSTAT, FACET and 5 other brands. The "Popular" part is MOTORAD 7281180.

Heavy Duty: 3 parts, from MOTORAD and GATES. A representative part number is GATES 33868S.

Premium: 2 parts, from MOTORAD. A representative part number is MOTORAD 7281180.

Standard Replacement: 15 parts, from MOTORAD, CALORSTAT, FACET and 5 other brands. A representative part number is AISIN THT019.

This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

19 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2016 Toyota Sienna, from VICTOR REINZ, FEL-PRO, APEX and 5 other brands. AISIN THP101 carries the "Popular" badge.

This table covers the housings and outlets the thermostat sits in. Read more

7 Thermostat Housing / Water Outlet parts for the 2016 Toyota Sienna come from 5 brands — FOUR SEASONS, MOTORAD, DORMAN and 2 other brands. The "Popular" part is DORMAN 9025929.

The Economy section: 1 option from DORMAN. DORMAN 9025929 is listed in this group.

Standard Replacement: 6 parts, from FOUR SEASONS, MOTORAD, BECK/ARNLEY and 1 other brand. A representative part number is BECK/ARNLEY 1470079.

This group includes DORMAN 9025929, BECK/ARNLEY 1470079 and FOUR SEASONS 85355 and the remaining parts above.

This table covers the gaskets that seal the Water Inlet. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

2 Water Inlet Gasket parts are listed for the 2016 Toyota Sienna, from APEX and FEL-PRO.

Listed part numbers: APEX AWO2237 and FEL-PRO 35801.

This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off. Read more

9 Water Pump parts for the 2016 Toyota Sienna come from 9 brands — US MOTOR WORKS, BECK/ARNLEY, FVP and 6 other brands. The "Popular" part is US MOTOR WORKS US6047.

The Economy section: 4 options from US MOTOR WORKS, BECK/ARNLEY, FVP and 1 other brand. US MOTOR WORKS US6047 is listed in this group.

Standard Replacement: 5 parts, from AISIN, ACDELCO, DAYCO and 2 other brands. A representative part number is AISIN WPT803.

Listed part numbers: US MOTOR WORKS US6047 and BECK/ARNLEY 1312316, plus the other parts above.

This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for. Read more

8 Water Pump Gasket parts are listed for the 2016 Toyota Sienna, from FEL-PRO, APEX, BECK/ARNLEY and 3 other brands. FEL-PRO ES73200 carries the "Popular" badge.

Listed part numbers: FEL-PRO ES73200, FEL-PRO ES73114 and APEX AWP3196, plus the other parts above.