2016 Toyota Avalon 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

18 Coolant / Antifreeze parts for the 2016 Toyota Avalon come from 7 brands — PRESTONE, PEAK, VALVOLINE and 4 other brands. The "Popular" part is FVP MV5050GAL. 17 parts fit every engine; the other 1 is engine-specific.

In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.

The Economy section lists 4 options from FVP, PEAK, PRESTONE and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.

In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.

In the Standard Replacement grade, AISIN, VALVOLINE, BECK/ARNLEY and 2 other brands supply 8 parts: built to original-equipment specification. A representative part number is AISIN ACT002.

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

This group shows a single part: GATES 20333.

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

5 Coolant Reservoir parts are listed for the 2016 Toyota Avalon, from DORMAN, GPD, LARES and 2 other brands. DORMAN 603781 carries the "Popular" badge. All of them fit every engine offered in the 2016 Avalon.

Listed part numbers: DORMAN 603781, GPD 2411152 and LARES 37879, plus the other parts above.

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

6 Coolant Reservoir Cap parts are listed for the 2016 Toyota Avalon, from MOTORAD, GATES, ACKOJA and 2 other brands. GATES 31541 carries the "Popular" badge. 1 part fits every engine; the other 5 are engine-specific.

Listed part numbers: GATES 31541, MOTORAD T51 and ACKOJA A700341, plus the other parts above.

This table covers the Cooling Fan control modules. Read more

6 Cooling Fan Control Module parts are listed for the 2016 Toyota Avalon, from STANDARD MOTOR PRODUCTS, ACKOJA, DORMAN and 2 other brands. 2 parts fit every engine; the other 4 are engine-specific.

Part numbers include ACKOJA A70790003, DORMAN 904601 and GATES FCM111, among others listed above.

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

3 Cooling System Tester Adapter parts for the 2016 Toyota Avalon come from 2 brands — MOTORAD and GATES. 2 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: GATES 31409, MOTORAD 3124 and MOTORAD 3125.

This table covers the Inverter coolers. Typical signs include overheated fluid, a leak at the fittings, or mixed fluids in the reservoir. Flush the lines when you replace a cooler. Read more

6 Inverter Cooler parts are listed for the 2016 Toyota Avalon, from CSF, TYC, AGILITY and 3 other brands. CSF 3764 carries the "Popular" badge.

Part numbers include CSF 3764, TYC 13300 and AGILITY 8013300, among others listed above.

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

12 Radiator parts for the 2016 Toyota Avalon come from 9 brands — KOYORAD, OSC, UAC and 6 other brands. The "Popular" part is CSF 3763. 7 parts fit every engine; the other 5 are engine-specific.

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 for the 2016 Toyota Avalon come from 4 brands — MOTORAD, GATES, CALORSTAT and 1 other brand. The "Popular" part is GATES 31412. Every part fits both the 2.5L L4 ELECTRIC/GAS and the 3.5L V6.

In the Locking Replacement grade, MOTORAD supplies 1 part: grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. A representative part number is MOTORAD ST37.

Standard Replacement: 4 parts, from GATES, CALORSTAT, MOTORAD and 1 other brand. A representative part number is GATES 31412.

Part numbers include GATES 31412, MOTORAD ST37 and CALORSTAT RC0040, among others listed above.

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

15 Radiator Fan Assembly parts are listed for the 2016 Toyota Avalon, from UAC, DORMAN, GPD and 4 other brands. DORMAN 620594 carries the "Popular" badge.

Economy: 6 parts, from DORMAN, GPD and SKP. A representative part number is DORMAN 620594.

The Standard Replacement section: 9 options from UAC, FOUR SEASONS, TYC and 1 other brand. FOUR SEASONS 76040 is listed in this group.

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

14 Radiator Hose parts are listed for the 2016 Toyota Avalon, from DAYCO, GATES, CONTINENTAL and 1 other brand. DAYCO 72418 carries the "Popular" badge.

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 for the 2016 Toyota Avalon come from 16 brands — STANDARD MOTOR PRODUCTS, ACDELCO, ULTRA-POWER and 13 other brands. The "Popular" part is ULTRA-POWER 5S1616. 17 parts fit every engine; the other 1 is engine-specific.

The Economy section: 5 options from ULTRA-POWER, GPD, HOLSTEIN and 2 other brands. ULTRA-POWER 5S1616 is listed in this group.

Standard Replacement: 13 parts, from STANDARD MOTOR PRODUCTS, ACDELCO, DELPHI and 8 other brands. A representative part number is DELPHI TS10289.

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

27 Thermostat parts are listed for the 2016 Toyota Avalon, from MOTORAD, FACET, CALORSTAT and 8 other brands. MOTORAD 5281180 carries the "Popular" badge. Economy, Heavy Duty, Premium and Standard Replacement are all represented, and Standard Replacement alone accounts for 22 parts.

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

20 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2016 Toyota Avalon come from 9 brands — VICTOR REINZ, FEL-PRO, MAHLE / CLEVITE and 6 other brands. The "Popular" part is AISIN THP101. 5 parts fit every engine; the other 15 are engine-specific.

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

7 Thermostat Housing / Water Outlet parts are listed for the 2016 Toyota Avalon, from FOUR SEASONS, MOTORAD, DORMAN and 2 other brands. DORMAN 9025929 carries the "Popular" badge.

Economy: 1 part, from DORMAN. A representative part number is DORMAN 9025929.

The Standard Replacement section: 6 options from FOUR SEASONS, MOTORAD, BECK/ARNLEY and 1 other brand. BECK/ARNLEY 1470079 is listed in this group.

Part numbers include DORMAN 9025929, BECK/ARNLEY 1470079 and FOUR SEASONS 85355, among others listed 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 for the 2016 Toyota Avalon come from 2 brands — 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

26 Water Pump parts are listed for the 2016 Toyota Avalon, from SKP, AISIN, GATES and 11 other brands. SKP SK41517E carries the "Popular" badge. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by AISIN, GATES, GMB and 5 other brands.

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

16 Water Pump Gasket parts for the 2016 Toyota Avalon come from 6 brands — FEL-PRO, MAHLE / CLEVITE, VICTOR REINZ and 3 other brands. The "Popular" part is FEL-PRO 36013.