2005 Hyundai Sonata 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 2005 Hyundai Sonata, from PRESTONE, PEAK, VALVOLINE and 3 other brands. FVP MV5050GAL carries the "Popular" badge. All of them fit every engine offered in the 2005 Sonata.

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 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 7 options from VALVOLINE, BECK/ARNLEY, AISIN and 1 other brand — built to original-equipment specification. VALVOLINE ZXEL1 is listed in this group.

This table covers the seals at the Coolant Hose / Pipe. 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

3 Coolant Hose / Pipe Seal parts for the 2005 Hyundai Sonata come from 2 brands — AJUSA and HYUNDAI. 1 part fits every engine; the other 2 are engine-specific.

Listed part numbers: AJUSA 16022400, AJUSA 16060600 and HYUNDAI 2546221000.

This table covers the Coolant Hose Connector flanges. Read more

One part is listed for the 2005 Hyundai Sonata — FOUR SEASONS 85395.

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

2 Coolant Reservoir parts for the 2005 Hyundai Sonata come from 2 brands — GPD and TECHPRO. Every part fits both the 2.4L L4 and the 2.7L V6.

This group includes GPD 2411261 and TECHPRO HY3014108.

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 for the 2005 Hyundai Sonata come from CALORSTAT. Every part fits both the 2.4L L4 and the 2.7L V6.

Part numbers include CALORSTAT RC0204 and CALORSTAT RC0201.

This table covers the Cooling Fan control modules. Read more

3 Cooling Fan Control Module parts for the 2005 Hyundai Sonata come from US MOTOR WORKS. Every part fits both the 2.4L L4 and the 2.7L V6.

This group includes US MOTOR WORKS 16749, US MOTOR WORKS 16789 and US MOTOR WORKS 16795.

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

4 Cooling System Tester Adapter parts are listed for the 2005 Hyundai Sonata, from MOTORAD, GATES and STANT. All of them fit every engine offered in the 2005 Sonata.

Part numbers include GATES 31428, MOTORAD 3121 and MOTORAD 3122, 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

13 Radiator parts are listed for the 2005 Hyundai Sonata, from NISSENS, FAMOUS BRAND, ULTRA-POWER and 9 other brands. CSF 2928 carries the "Popular" badge. All of them fit every engine offered in the 2005 Sonata.

Economy: 2 parts, from FAMOUS BRAND and ULTRA-POWER. A representative part number is FAMOUS BRAND 431501.

The Standard Replacement section: 11 options from NISSENS, CSF, DENSO and 7 other brands. CSF 2928 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

8 Radiator Cap parts are listed for the 2005 Hyundai Sonata, from CALORSTAT, GATES, MOTORAD and 2 other brands. MOTORAD T16R carries the "Popular" badge. All of them fit every engine offered in the 2005 Sonata.

The Locking Replacement section lists 3 options from CALORSTAT, GATES and MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. CALORSTAT RC0212 is listed in this group.

The Standard Replacement section: 5 options from MOTORAD, SKP, CALORSTAT and 2 other brands. MOTORAD T16R is listed in this group.

This group includes MOTORAD T16R, CALORSTAT RC0212 and GATES 31534 and the remaining parts above.

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

10 Radiator Fan Assembly parts for the 2005 Hyundai Sonata come from 10 brands — DORMAN, SKP, GPD and 7 other brands. The "Popular" part is DORMAN 620716.

The Economy section: 5 options from DORMAN, SKP, GPD and 2 other brands. DORMAN 620716 is listed in this group.

Standard Replacement: 5 parts, from AGILITY, FOUR SEASONS, TYC and 2 other brands. A representative part number is AGILITY 6020105.

This table covers the Radiator Fan motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

4 Radiator Fan Motor parts are listed for the 2005 Hyundai Sonata, from FOUR SEASONS, GPD, TYC and 1 other brand.

Part numbers include FOUR SEASONS 75766, GPD 2312223 and TYC 631260, among others listed 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

9 Radiator Hose parts for the 2005 Hyundai Sonata come from 4 brands — DAYCO, CONTINENTAL, ACDELCO and 1 other brand. The "Popular" part is DAYCO 81051.

The Economy section: 2 options from DAYCO and CONTINENTAL. DAYCO 81051 is listed in this group.

Standard Replacement: 7 parts, from DAYCO, ACDELCO, GATES and 1 other brand. A representative part number is DAYCO 70806.

Part numbers include DAYCO 81051, CONTINENTAL 52017 and DAYCO 70806, 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

24 Temperature Sender / Sensor parts are listed for the 2005 Hyundai Sonata, from STANDARD MOTOR PRODUCTS, HOLSTEIN, WELLS and 14 other brands. HOLSTEIN 2CTS0282 carries the "Popular" badge.

Economy: 8 parts, from STANDARD MOTOR PRODUCTS, HOLSTEIN, SKP and 2 other brands. A representative part number is HOLSTEIN 2CTS0282.

The Standard Replacement section: 15 options from STANDARD MOTOR PRODUCTS, WELLS, BECK/ARNLEY and 9 other brands. STANDARD MOTOR PRODUCTS TX6 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

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 for the 2005 Hyundai Sonata come from 9 brands — CALORSTAT, ACKOJA, BECK/ARNLEY and 6 other brands. The "Popular" part is BECK/ARNLEY 1430722.

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

8 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2005 Hyundai Sonata, from ELRING, FEL-PRO, MAHLE / CLEVITE and 3 other brands. FEL-PRO 35778 carries the "Popular" badge.

This group includes FEL-PRO 35778, MAHLE / CLEVITE C32095 and APEX AWO2209 and the remaining parts above.

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

5 Thermostat Housing / Water Outlet parts for the 2005 Hyundai Sonata come from 5 brands — DORMAN, FAMOUS BRAND, KIA and 2 other brands. The "Popular" part is DORMAN 9025918.

The Economy section: 2 options from DORMAN and FAMOUS BRAND. DORMAN 9025918 is listed in this group.

Standard Replacement: 2 parts, from KIA and MOTORAD. A representative part number is KIA 2562138000.

1 further part sits outside the graded sections, with the same engine-level match.

Part numbers include DORMAN 9025918, FAMOUS BRAND 85395 and KIA 2562138000, 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

14 Water Pump parts for the 2005 Hyundai Sonata come from 14 brands — CARDONE, US MOTOR WORKS, ACKOJA and 11 other brands. The "Popular" part is CARDONE 571574.

The Economy section: 7 options from CARDONE, US MOTOR WORKS, ACKOJA and 4 other brands. CARDONE 571574 is listed in this group.

Standard Replacement: 6 parts, from AISIN, ACDELCO, DAYCO and 3 other brands. A representative part number is AISIN WPK803.

1 further part sits outside the graded sections, with the same engine-level match.

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

5 Water Pump Gasket parts are listed for the 2005 Hyundai Sonata, from FEL-PRO, APEX, ELRING and 2 other brands. FEL-PRO 35777 carries the "Popular" badge.

Part numbers include FEL-PRO 35777, APEX AWP3169 and ELRING 453030, among others listed above.