2011 Acura TSX 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

16 Coolant / Antifreeze parts are listed for the 2011 Acura TSX, from PRESTONE, PEAK, VALVOLINE and 4 other brands. FVP MV5050GAL carries the "Popular" badge. All of them fit every engine offered in the 2011 TSX.

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 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, VALVOLINE, AISIN and 2 other brands — built to original-equipment specification. VALVOLINE 861398 is listed in this group.

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

3 Coolant Hose / Pipe parts are listed for the 2011 Acura TSX, from CONTINENTAL, DAYCO and GATES.

Listed part numbers: CONTINENTAL 63812, DAYCO 80401 and GATES 19498.

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

7 Coolant Hose / Pipe Seal parts for the 2011 Acura TSX come from 4 brands — FEL-PRO, MAHLE / CLEVITE, VICTOR REINZ and 1 other brand.

Listed part numbers: AJUSA 16022450, FEL-PRO 36022 and FEL-PRO ES72774, plus the other parts above.

This table covers the Coolant Hose Connector flanges. Read more

One part is listed for the 2011 Acura TSX — ACKOJA A269934.

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

2 Coolant Reservoir parts for the 2011 Acura TSX come from 2 brands — TECHPRO and VARIOUS MFR. Every part fits both the 2.4L L4 and the 3.5L V6.

Part numbers include TECHPRO AC3014102, 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

3 Coolant Reservoir Cap parts for the 2011 Acura TSX come from 3 brands — CALORSTAT, DORMAN and MOTORAD. Every part fits both the 2.4L L4 and the 3.5L V6.

Listed part numbers: CALORSTAT RC0175, DORMAN 54370 and MOTORAD T135.

This table covers the Coolant Water Crossover Mounting sets. Read more

2 Coolant Water Crossover Mounting Set parts are listed for the 2011 Acura TSX, from MAHLE / CLEVITE and VICTOR REINZ.

Listed part numbers: MAHLE / CLEVITE C17813 and VICTOR REINZ 181016001.

This table covers the Cooling Fan control modules. Read more

3 Cooling Fan Control Module parts for the 2011 Acura TSX come from US MOTOR WORKS.

Part numbers include 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

3 Cooling System Tester Adapter parts are listed for the 2011 Acura TSX, from MOTORAD and GATES. All of them fit every engine offered in the 2011 TSX.

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

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

18 Radiator parts are listed for the 2011 Acura TSX, from CSF, KOYORAD, AGILITY and 7 other brands. CSF 3517 carries the "Popular" badge.

Economy: 1 part, from GPD. A representative part number is GPD 2989C.

The Standard Replacement section: 7 options from CSF, KOYORAD, AGILITY and 4 other brands. CSF 3517 is listed in this group.

10 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

6 Radiator Cap parts are listed for the 2011 Acura TSX, from MOTORAD, CSF, GATES and 2 other brands. CSF 4514 carries the "Popular" badge. 5 parts fit every engine; the other 1 is engine-specific.

The Locking Replacement section lists 1 option from MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. MOTORAD ST37 is listed in this group.

The Standard Replacement section: 5 options from CSF, GATES, CALORSTAT and 2 other brands. CSF 4514 is listed in this group.

Part numbers include CSF 4514, MOTORAD ST37 and GATES 31412, among others listed 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 2011 Acura TSX come from 7 brands — DORMAN, TECHPRO, UAC and 4 other brands. The "Popular" part is DORMAN 621357.

The Economy section: 5 options from DORMAN, TECHPRO and ULTRA-POWER. DORMAN 621357 is listed in this group.

Standard Replacement: 5 parts, from UAC, FOUR SEASONS, TYC and 1 other brand. A representative part number is FOUR SEASONS 76351.

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

One part is listed for the 2011 Acura TSX — ACKOJA A26010020.

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

13 Radiator Hose parts for the 2011 Acura TSX come from 4 brands — DAYCO, GATES, CONTINENTAL and 1 other brand. The "Popular" part is DAYCO 72451.

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 are listed for the 2011 Acura TSX, from STANDARD MOTOR PRODUCTS, HOLSTEIN, BECK/ARNLEY and 10 other brands. STANDARD MOTOR PRODUCTS TX215T carries the "Popular" badge. 13 parts fit every engine; the other 4 are engine-specific.

Economy: 7 parts, from HOLSTEIN, STANDARD MOTOR PRODUCTS, CALORSTAT and 3 other brands. A representative part number is STANDARD MOTOR PRODUCTS TX215T.

The Standard Replacement section: 10 options from BECK/ARNLEY, NTK, STANDARD MOTOR PRODUCTS and 5 other brands. BECK/ARNLEY 1581570 is listed in this group.

This table covers the Temperature Sender / Sensor O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

One part is listed for the 2011 Acura TSX — FEL-PRO 72926.

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

28 Thermostat parts for the 2011 Acura TSX come from 13 brands — MOTORAD, GATES, JAPANESE OE and 10 other brands. The "Popular" part is MOTORAD 5302170. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by MOTORAD, JAPANESE OE, BECK/ARNLEY and 7 other brands.

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

29 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2011 Acura TSX, from APEX, FEL-PRO, MAHLE / CLEVITE and 7 other brands. APEX AWO2317 carries the "Popular" badge. The notes list position, dimensions and spec qualifiers wherever the manufacturer distinguishes between variants.

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

13 Thermostat Housing / Water Outlet parts for the 2011 Acura TSX come from 8 brands — DORMAN, MOTORAD, FOUR SEASONS and 5 other brands. The "Popular" part is AUTOTECNICA HA0715580PRM.

The Economy section: 5 options from DORMAN, AUTOTECNICA and GPD. AUTOTECNICA HA0715580PRM is listed in this group.

Standard Replacement: 8 parts, from MOTORAD, FOUR SEASONS, ACKOJA and 2 other brands. A representative part number is MOTORAD CH5996.

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

23 Water Pump parts for the 2011 Acura TSX come from 12 brands — FVP, AISIN, SKP and 9 other brands. The "Popular" part is SKP SK1351530.

The Economy section: 10 options from SKP, BECK/ARNLEY, FVP and 3 other brands. SKP SK1351530 is listed in this group.

Standard Replacement: 13 parts, from AISIN, ACDELCO, GATES and 4 other brands. A representative part number is ACDELCO 252939.

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

10 Water Pump Gasket parts are listed for the 2011 Acura TSX, from FEL-PRO, APEX, MAHLE / CLEVITE and 3 other brands. FEL-PRO 35738 carries the "Popular" badge.