2015 Nissan Pathfinder 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 2015 Nissan Pathfinder, from PRESTONE, PEAK, VALVOLINE and 4 other brands. FVP MV5050GAL carries the "Popular" badge. 16 parts fit every engine; the other 1 is engine-specific.

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, PRESTONE, PEAK 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 ACB003 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

4 Coolant Hose / Pipe Seal parts for the 2015 Nissan Pathfinder come from 4 brands — APEX, FEL-PRO, MAHLE / CLEVITE and 1 other brand.

This group includes APEX AWO2047, FEL-PRO 35445 and MAHLE / CLEVITE GS34113 and the remaining parts above.

This table covers the gaskets that seal the Coolant Pipe. 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

3 Coolant Pipe Gasket parts for the 2015 Nissan Pathfinder come from 2 brands — FEL-PRO and APEX.

Listed part numbers: APEX AWO2218, FEL-PRO 35753 and FEL-PRO 35942.

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

3 Coolant Reservoir Cap parts for the 2015 Nissan Pathfinder come from 3 brands — CALORSTAT, DORMAN and MOTORAD. Every part fits both the 2.5L L4 ELECTRIC/GAS Supercharged and the 3.5L V6.

Listed part numbers: CALORSTAT RC0184, DORMAN 54245 and MOTORAD T152.

This table covers the Cooling Fan control modules. Read more

6 Cooling Fan Control Module parts for the 2015 Nissan Pathfinder come from 4 brands — US MOTOR WORKS, BECK/ARNLEY, DORMAN and 1 other brand. 2 parts fit every engine; the other 4 are engine-specific.

Part numbers include BECK/ARNLEY 2030296, DORMAN 921289 and SKP SK820025, among others listed above.

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

4 Cooling System Tester Adapter parts are listed for the 2015 Nissan Pathfinder, from MOTORAD, GATES and STANT.

Listed part numbers: GATES 31428, MOTORAD 3121 and MOTORAD 3122, plus the other parts 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

16 Radiator parts are listed for the 2015 Nissan Pathfinder, from CSF, DENSO, AGILITY and 7 other brands. CSF 3680 carries the "Popular" badge.

Economy: 1 part, from GPD. A representative part number is GPD 13348C.

The Standard Replacement section: 6 options from CSF, DENSO, AGILITY and 3 other brands. CSF 3680 is listed in this group.

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

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 2015 Nissan Pathfinder, from GATES, CALORSTAT, DORMAN and 2 other brands. GATES 31534 carries the "Popular" badge.

The Locking Replacement section lists 1 option from GATES — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. GATES 31534 is listed in this group.

The Standard Replacement section: 5 options from SKP, CALORSTAT, DORMAN and 2 other brands. SKP SK10233 is listed in this group.

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

Listed part numbers: GATES 31534, SKP SK10233 and CALORSTAT RC0027, plus the other parts above.

This table covers the petcocks used to drain the radiator. Read more

This group shows a single part: DORMAN 61137.

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

8 Radiator Fan Assembly parts for the 2015 Nissan Pathfinder come from 8 brands — DORMAN, SKP, GPD and 5 other brands. The "Popular" part is DORMAN 621586. 6 parts fit every engine; the other 2 are engine-specific.

The Economy section: 4 options from DORMAN, SKP, GPD and 1 other brand. DORMAN 621586 is listed in this group.

Standard Replacement: 4 parts, from AGILITY, FOUR SEASONS, UAC and 1 other brand. A representative part number is AGILITY 6010299.

This group includes DORMAN 621586, SKP SKCF23056 and GPD 2811932 and the remaining 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

6 Radiator Hose parts for the 2015 Nissan Pathfinder come from 4 brands — GATES, DAYCO, ACDELCO and 1 other brand. The "Popular" part is GATES 24520.

This group includes GATES 24520, GATES 24519 and ACDELCO 27233X and the remaining parts above.

This table covers the Radiator Mount bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles. Read more

3 Radiator Mount Bushing parts for the 2015 Nissan Pathfinder come from 3 brands — DORMAN, SKP and ULTRA-POWER. 2 parts fit every engine; the other 1 is engine-specific.

This group includes DORMAN 926274 and SKP SK926274 and the remaining parts above.

This table covers the Radiator Upper Air Baffle retainers and clips. Read more

This group shows a single part: DORMAN 963545.

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

12 Temperature Sender / Sensor parts are listed for the 2015 Nissan Pathfinder, from WALKER PRODUCTS, GPD, HOLSTEIN and 8 other brands. BECK/ARNLEY 1580606 carries the "Popular" badge. 8 parts fit every engine; the other 4 are engine-specific.

Economy: 2 parts, from GPD and HOLSTEIN. A representative part number is GPD 1712547.

In the Full Service Kit grade, WALKER PRODUCTS supplies 1 part: grouped under the catalog's "Full Service Kit" designation — the notes column spells out what sets them apart. A representative part number is WALKER PRODUCTS 21191031.

The Standard Replacement section: 9 options from BECK/ARNLEY, HELLA, NTK and 6 other brands. BECK/ARNLEY 1580606 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

16 Thermostat parts for the 2015 Nissan Pathfinder come from 11 brands — MOTORAD, AISIN, BECK/ARNLEY and 8 other brands. The "Popular" part is DORMAN 9025902. 1 part fits every engine; the other 15 are engine-specific.

The Economy section: 2 options from DORMAN and SKP. DORMAN 9025902 is listed in this group.

Premium: 1 part, from MOTORAD. A representative part number is MOTORAD 7427180.

Standard Replacement: 13 parts, from AISIN, MOTORAD, BECK/ARNLEY and 6 other brands. A representative part number is AISIN THN011.

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

21 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2015 Nissan Pathfinder, from MAHLE / CLEVITE, VICTOR REINZ, FEL-PRO and 5 other brands. AISIN THP211 carries the "Popular" badge.

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

2 Thermostat Housing / Water Outlet parts for the 2015 Nissan Pathfinder come from MOTORAD.

Listed part numbers: MOTORAD CH1018 and MOTORAD CH1093.

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

5 Water Inlet Gasket parts are listed for the 2015 Nissan Pathfinder, from APEX, FEL-PRO and MAHLE / CLEVITE. FEL-PRO 35622 carries the "Popular" badge.

Listed part numbers: FEL-PRO 35622, APEX AWO2081 and APEX AWO2164, plus the other parts 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 for the 2015 Nissan Pathfinder come from 13 brands — US MOTOR WORKS, BECK/ARNLEY, FVP and 10 other brands. The "Popular" part is US MOTOR WORKS US8105.

The Economy section: 7 options from US MOTOR WORKS, BECK/ARNLEY, FVP and 1 other brand. US MOTOR WORKS US8105 is listed in this group.

Standard Replacement: 10 parts, from AISIN, DAYCO, GATES and 5 other brands. A representative part number is AISIN WPN709.

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

11 Water Pump Gasket parts are listed for the 2015 Nissan Pathfinder, from FEL-PRO, MAHLE / CLEVITE, APEX and 2 other brands. FEL-PRO 35754 carries the "Popular" badge.