2016 Audi A4 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 2016 Audi A4, from PRESTONE, PEAK, PENTOSIN and 3 other brands. FVP MV5050GAL carries the "Popular" badge. 12 parts fit every engine; the other 4 are 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, VALVOLINE 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 PENTOSIN, AISIN, PEAK and 1 other brand — built to original-equipment specification. AISIN ACE010 is listed in this group.

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

6 Coolant Hose / Pipe parts are listed for the 2016 Audi A4, from REIN, ÜRO PARTS, GATES and 1 other brand. REIN CHC0712 carries the "Popular" badge. 1 part fits every engine; the other 5 are engine-specific.

Listed part numbers: REIN CHC0712, ÜRO PARTS 06H121131CPRM and GATES 52461, plus the other parts above.

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

5 Coolant Hose / Pipe Seal parts for the 2016 Audi A4 come from 5 brands — AJUSA, DORMAN, FEL-PRO and 2 other brands. 1 part fits every engine; the other 4 are engine-specific.

Listed part numbers: AJUSA 16098500, DORMAN 47451 and FEL-PRO 36130, plus the other parts above.

This table covers the Coolant Hose Connector flanges. Read more

11 Coolant Hose Connector / Flange parts are listed for the 2016 Audi A4, from MOTORAD, DORMAN, ÜRO PARTS and 3 other brands. DORMAN 902714 carries the "Popular" badge. 9 parts fit every engine; the other 2 are engine-specific.

Economy: 6 parts, from DORMAN, ÜRO PARTS and SKP. A representative part number is DORMAN 902714.

The Standard Replacement section: 5 options from MOTORAD, REIN and VAICO. MOTORAD CH8714 is listed in this group.

This table covers the Coolant Hose Flange plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

One part is listed for the 2016 Audi A4 — ÜRO PARTS 357121140.

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

7 Coolant Reservoir parts for the 2016 Audi A4 come from 6 brands — REIN, SKP, GPD and 3 other brands. The "Popular" part is REIN EPK0153. 2 parts fit every engine; the other 5 are engine-specific.

Listed part numbers: REIN EPK0153, SKP SKEPT0153 and GPD 2411276, plus the other parts 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

5 Coolant Reservoir Cap parts for the 2016 Audi A4 come from 5 brands — MOTORAD, CALORSTAT, REIN and 2 other brands. The "Popular" part is MOTORAD T49. 2 parts fit every engine; the other 3 are engine-specific.

This group includes MOTORAD T49, CALORSTAT RC0011 and REIN CPE0024P and the remaining parts above.

This table covers the Cooling Fan control modules. Read more

8 Cooling Fan Control Module parts for the 2016 Audi A4 come from 6 brands — US MOTOR WORKS, GATES, STANDARD MOTOR PRODUCTS and 3 other brands. The "Popular" part is GATES FCM157. 3 parts fit every engine; the other 5 are engine-specific.

This group includes GATES FCM157 and STANDARD MOTOR PRODUCTS RY1904 and the remaining parts above.

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

MOTORAD supplies both parts for the 2016 Audi A4. All of them fit every engine offered in the 2016 A4.

Listed part numbers: MOTORAD 3036 and MOTORAD 3037.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

9 Intercooler parts are listed for the 2016 Audi A4, from NISSENS, TYC, AGILITY and 6 other brands. NISSENS 96567 carries the "Popular" badge. 2 parts fit every engine; the other 7 are engine-specific.

Listed part numbers: NISSENS 96567, TYC 18018 and AGILITY 5010024, plus the other parts above.

This table covers the Intercooler Air Hose pipes. Read more

7 Intercooler Air Hose / Pipe parts are listed for the 2016 Audi A4, from VAICO, REIN and GATES. REIN TCH0322 carries the "Popular" badge.

Part numbers include REIN TCH0322, REIN TCH0323 and GATES 26547, 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

21 Radiator parts are listed for the 2016 Audi A4, from MAHLE / CLEVITE, VEMO, AGILITY and 9 other brands. CSF 3518 carries the "Popular" badge.

Economy: 2 parts, from VEMO. A representative part number is VEMO V15605050.

The Standard Replacement section: 12 options from MAHLE / CLEVITE, NISSENS, CSF and 6 other brands. CSF 3518 is listed in this group.

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

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

14 Radiator Fan Assembly parts for the 2016 Audi A4 come from 9 brands — SKP, NISSENS, MAHLE / CLEVITE and 6 other brands. The "Popular" part is SKP SK620839. 4 parts fit every engine; the other 10 are engine-specific.

The Economy section: 4 options from SKP and GPD. SKP SK620839 is listed in this group.

Standard Replacement: 9 parts, from NISSENS, MAHLE / CLEVITE, VEMO and 3 other brands. A representative part number is NISSENS 85728.

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

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 for the 2016 Audi A4 come from 4 brands — REIN, DAYCO, CONTINENTAL and 1 other brand. The "Popular" part is DAYCO 72313.

Part numbers include DAYCO 72313, DAYCO 72010 and CONTINENTAL 66155, among others listed above.

This table covers the Radiator insulators. Read more

3 Radiator Insulator parts for the 2016 Audi A4 come from VNE.

Part numbers include VNE 41000034, VNE 41000078 and VNE 41000079.

This table covers the Radiator mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

2 Radiator Mount parts for the 2016 Audi A4 come from REIN.

Listed part numbers: REIN AVM0716 and REIN AVM0702.

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 2016 Audi A4, from STANDARD MOTOR PRODUCTS, ÜRO PARTS, GPD and 13 other brands. STANDARD MOTOR PRODUCTS TS608T carries the "Popular" badge. 7 parts fit every engine; the other 10 are engine-specific.

Economy: 7 parts, from STANDARD MOTOR PRODUCTS, ÜRO PARTS, GPD and 4 other brands. A representative part number is STANDARD MOTOR PRODUCTS TS608T.

The Standard Replacement section: 10 options from BECK/ARNLEY, STANDARD MOTOR PRODUCTS, DELPHI and 7 other brands. BECK/ARNLEY 1580784 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

23 Thermostat parts for the 2016 Audi A4 come from 10 brands — FACET, VEMO, MAHLE / CLEVITE and 7 other brands. The "Popular" part is FACET 78743K.

The Economy section: 4 options from VEMO and SKP. SKP SK121111 is listed in this group.

Standard Replacement: 18 parts, from FACET, MAHLE / CLEVITE, MOTORAD and 4 other brands. A representative part number is FACET 78743K.

1 further part sits outside the graded sections, 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

13 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2016 Audi A4, from FEL-PRO, MAHLE / CLEVITE, AJUSA and 6 other brands. FEL-PRO 35924 carries the "Popular" badge.

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

7 Thermostat Housing / Water Outlet parts for the 2016 Audi A4 come from 4 brands — FOUR SEASONS, MOTORAD, VEMO and 1 other brand. The "Popular" part is FOUR SEASONS 86002.

The Economy section: 1 option from VEMO. VEMO V15992109 is listed in this group.

Standard Replacement: 6 parts, from FOUR SEASONS, MOTORAD and GATES. A representative part number is FOUR SEASONS 86002.

Listed part numbers: FOUR SEASONS 86002, VEMO V15992109 and MOTORAD CH6001, 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

42 Water Pump parts for the 2016 Audi A4 come from 18 brands — PIERBURG, FVP, GMB and 15 other brands. The "Popular" part is BECK/ARNLEY 1312460. They are grouped as Economy and Standard Replacement, with Standard Replacement the largest group at 26 parts from PIERBURG, GMB, DAYCO and 8 other brands.

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 2016 Audi A4, from FEL-PRO, BECK/ARNLEY, ELRING and 2 other brands. FEL-PRO 35872 carries the "Popular" badge.