2014 Toyota Prius 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 for the 2014 Toyota Prius come from 7 brands — PRESTONE, PEAK, AISIN and 4 other brands. The "Popular" part is FVP MV5050GAL.

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 3 options from FVP, PEAK and PRESTONE — 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

4 Coolant Hose / Pipe parts for the 2014 Toyota Prius come from 3 brands — GATES, ACDELCO and ACKOJA.

This group includes ACDELCO 18429L, ACKOJA A701004 and GATES 51596 and the remaining parts above.

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

6 Coolant Reservoir parts are listed for the 2014 Toyota Prius, from VARIOUS MFR, DORMAN, GPD and 2 other brands. DORMAN 603782 carries the "Popular" badge.

Part numbers include DORMAN 603782, GPD 2411153 and AUTOTECNICA TY0713626, 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

2 Coolant Reservoir Cap parts are listed for the 2014 Toyota Prius, from CALORSTAT and MOTORAD.

This group includes CALORSTAT RC0145 and MOTORAD T51.

This table covers the Cooling Fan control modules. Read more

US MOTOR WORKS supplies the 3 Cooling Fan Control Module parts for the 2014 Toyota Prius.

Part numbers include US MOTOR WORKS 16749, US MOTOR WORKS 16789 and US MOTOR WORKS 16795.

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

5 Inverter Cooler parts are listed for the 2014 Toyota Prius, from TYC, CSF, DENSO and 2 other brands. TYC 13124 carries the "Popular" badge.

Part numbers include TYC 13124, CSF 3774 and DENSO 2219242, 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 2014 Toyota Prius come from 10 brands — KOYORAD, UAC, CSF and 7 other brands. The "Popular" part is CSF 3775.

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

7 Radiator Fan Assembly parts are listed for the 2014 Toyota Prius, from GPD, TECHPRO, AGILITY and 4 other brands. AGILITY 6010077 carries the "Popular" badge.

Economy: 2 parts, from GPD and TECHPRO. A representative part number is GPD 2811673.

The Standard Replacement section: 5 options from AGILITY, TYC, FOUR SEASONS and 2 other brands. AGILITY 6010077 is listed in this group.

Listed part numbers: AGILITY 6010077, GPD 2811673 and TECHPRO TO3115159, 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 are listed for the 2014 Toyota Prius, from CONTINENTAL, GATES, ACDELCO and 1 other brand. CONTINENTAL 66503 carries the "Popular" badge.

Part numbers include CONTINENTAL 66503, GATES 23767 and ACDELCO 20560S, among others listed 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

17 Temperature Sender / Sensor parts for the 2014 Toyota Prius come from 15 brands — STANDARD MOTOR PRODUCTS, ULTRA-POWER, GPD and 12 other brands. The "Popular" part is ULTRA-POWER 5S1616.

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

Standard Replacement: 12 parts, from STANDARD MOTOR PRODUCTS, DELPHI, DENSO and 7 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

11 Thermostat parts are listed for the 2014 Toyota Prius, from AUTOTECNICA, SKP, AISIN and 8 other brands. AISIN THT017 carries the "Popular" badge.

Economy: 2 parts, from AUTOTECNICA and SKP. A representative part number is AUTOTECNICA TY0716357.

The Standard Replacement section: 9 options from AISIN, JAPANESE OE, MOTORAD and 6 other brands. AISIN THT017 is listed in this group.

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

10 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2014 Toyota Prius come from 5 brands — FEL-PRO, VICTOR REINZ, APEX and 2 other brands. The "Popular" part is APEX AWO2047.

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

This group shows a single part: ELRING 775210.

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

15 Water Pump parts are listed for the 2014 Toyota Prius, from AISIN, DAYCO, GATES and 8 other brands. SKP SK41555E carries the "Popular" badge.

Economy: 4 parts, from SKP, BECK/ARNLEY, DORMAN and 1 other brand. A representative part number is SKP SK41555E.

The Standard Replacement section: 11 options from AISIN, DAYCO, GATES and 4 other brands. AISIN WQT001 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

6 Water Pump Gasket parts for the 2014 Toyota Prius come from 6 brands — FEL-PRO, MAHLE / CLEVITE, APEX and 3 other brands. The "Popular" part is FEL-PRO 36010.

Listed part numbers: FEL-PRO 36010, MAHLE / CLEVITE K32737 and APEX AWP3290, plus the other parts above.