2018 Toyota RAV4 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

19 Coolant / Antifreeze parts for the 2018 Toyota RAV4 come from 7 brands — PRESTONE, PEAK, VALVOLINE and 4 other brands. The "Popular" part is FVP MV5050GAL. 18 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 Heavy Duty grade, PRESTONE supplies 1 part: rated for severe service. A representative part number is PRESTONE AFC12100.

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

2 Coolant Hose / Pipe parts for the 2018 Toyota RAV4 come from DORMAN.

Part numbers include DORMAN 9365403 and DORMAN 9365405.

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

4 Coolant Reservoir parts are listed for the 2018 Toyota RAV4, from DORMAN, GPD, LARES and 1 other brand. All of them fit every engine offered in the 2018 RAV4.

Part numbers include DORMAN 603565, GPD 2411235 and LARES 37860, among others listed 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

4 Coolant Reservoir Cap parts are listed for the 2018 Toyota RAV4, from AUTOTECNICA, CALORSTAT, GATES and 1 other brand. 2 parts fit every engine; the other 2 are engine-specific.

This group includes AUTOTECNICA TY1414614, CALORSTAT RC0145 and GATES 31541 and the remaining parts above.

This table covers the Cooling Fan control modules. Read more

4 Cooling Fan Control Module parts are listed for the 2018 Toyota RAV4, from GATES, STANDARD MOTOR PRODUCTS, ULTRA-POWER and 1 other brand. 2 parts fit every engine; the other 2 are engine-specific.

This group includes GATES FCM111 and STANDARD MOTOR PRODUCTS RY1890 and the remaining parts above.

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

3 Inverter Cooler parts are listed for the 2018 Toyota RAV4, from DORMAN, AGILITY and DENSO.

Economy: 1 part, from DORMAN. A representative part number is DORMAN 918468.

The Standard Replacement section: 2 options from AGILITY and DENSO. AGILITY 8013614 is listed in this group.

Listed part numbers: DORMAN 918468, AGILITY 8013614 and DENSO 2219575.

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

36 Radiator parts for the 2018 Toyota RAV4 come from 14 brands — CSF, AGILITY, NISSENS and 11 other brands. The "Popular" part is CSF 3703. Economy and Standard Replacement are all represented, and Standard Replacement alone accounts for 32 parts.

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

11 Radiator Fan Assembly parts are listed for the 2018 Toyota RAV4, from DORMAN, GPD, TYC and 5 other brands. DORMAN 621557 carries the "Popular" badge. 2 parts fit every engine; the other 9 are engine-specific.

Economy: 5 parts, from DORMAN, GPD and SKP. A representative part number is DORMAN 621557.

The Standard Replacement section: 6 options from TYC, FOUR SEASONS, AGILITY and 2 other brands. FOUR SEASONS 76336 is listed in this group.

This table covers the shrouds that duct air through the fan and radiator. Read more

3 Radiator Fan Shroud parts for the 2018 Toyota RAV4 come from 2 brands — DORMAN and VARIOUS MFR. 1 part fits every engine; the other 2 are engine-specific.

Part numbers include DORMAN 621660, DORMAN 621659 and VARIOUS MFR TO3110186.

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

12 Radiator Hose parts are listed for the 2018 Toyota RAV4, from GATES, CONTINENTAL, DAYCO and 2 other brands. DAYCO 72561 carries the "Popular" badge. 1 part fits every engine; the other 11 are engine-specific.

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

14 Temperature Sender / Sensor parts for the 2018 Toyota RAV4 come from 13 brands — STANDARD MOTOR PRODUCTS, ULTRA-POWER, GPD and 10 other brands. The "Popular" part is ULTRA-POWER 5S1616. Every part fits both the 2.5L L4 and the 2.5L L4 ELECTRIC/GAS.

The Economy section: 4 options from ULTRA-POWER, GPD, HOLSTEIN and 1 other brand. ULTRA-POWER 5S1616 is listed in this group.

Standard Replacement: 10 parts, from STANDARD MOTOR PRODUCTS, DELPHI, ACDELCO and 6 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

25 Thermostat parts are listed for the 2018 Toyota RAV4, from MOTORAD, CALORSTAT, FACET and 4 other brands. MOTORAD 7281180 carries the "Popular" badge.

The Heavy Duty section: 2 options from MOTORAD. MOTORAD 5281180 is listed in this group.

The Premium section: 2 options from MOTORAD. MOTORAD 7281180 is listed in this group.

The Standard Replacement section: 14 options from CALORSTAT, MOTORAD, FACET and 4 other brands. AISIN THT019 is listed in this group.

7 ungrouped parts are not assigned to a grade, with the same engine-level match.

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

11 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2018 Toyota RAV4 come from 9 brands — FACET, MAHLE / CLEVITE, AISIN and 6 other brands. The "Popular" part is AISIN THP101. 10 parts fit every engine; the other 1 is 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 2018 Toyota RAV4, from SKP, MOTORAD, ACKOJA and 2 other brands. MOTORAD CH2904 carries the "Popular" badge. 1 part fits every engine; the other 6 are engine-specific.

Economy: 2 parts, from SKP. A representative part number is SKP SK9025904.

The Standard Replacement section: 5 options from MOTORAD, ACKOJA, FOUR SEASONS and 1 other brand. MOTORAD CH2904 is listed in this group.

Part numbers include MOTORAD CH2904, SKP SK9025904 and SKP SK86328, among others listed above.

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

18 Water Pump parts are listed for the 2018 Toyota RAV4, from GATES, US MOTOR WORKS, ACKOJA and 8 other brands. SKP SK1704010 carries the "Popular" badge. 3 parts fit every engine; the other 15 are engine-specific.

Economy: 7 parts, from US MOTOR WORKS, ACKOJA, SKP and 2 other brands. A representative part number is SKP SK1704010.

The Standard Replacement section: 11 options from GATES, AISIN, DAYCO and 3 other brands. ACDELCO 252958 is listed in this group.

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 for the 2018 Toyota RAV4 come from 3 brands — FEL-PRO, MAHLE / CLEVITE and APEX. The "Popular" part is FEL-PRO 36013. 4 parts fit every engine; the other 4 are engine-specific.

Listed part numbers: FEL-PRO 36013, FEL-PRO 36011 and APEX AWP3276, plus the other parts above.