2015 Audi Q7 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 Audi Q7, from PRESTONE, PEAK, PENTOSIN and 3 other brands. FVP MV5050GAL carries the "Popular" badge. 13 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 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 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

11 Coolant Hose / Pipe parts are listed for the 2015 Audi Q7, from REIN, VAICO, SKP and 1 other brand. REIN CHE0705 carries the "Popular" badge.

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 Audi Q7 come from 3 brands — ELRING, DORMAN and VNE. 1 part fits every engine; the other 3 are engine-specific.

This group includes DORMAN 47451, ELRING 784750 and ELRING B52390 and the remaining parts above.

This table covers the Coolant Hose Connector flanges. Read more

One part is listed for the 2015 Audi Q7 — ÜRO PARTS 059121506H.

This table covers the seals at the Coolant Hose Connector / Flange. 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

2 Coolant Hose Connector / Flange Seal parts for the 2015 Audi Q7 come from ELRING.

Listed part numbers: ELRING 340420 and ELRING 475080.

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 2015 Audi Q7 — ÜRO PARTS 357121140.

This table covers the Coolant Hose retainers and clips. Read more

One part is listed for the 2015 Audi Q7 — BECK/ARNLEY 1470039.

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

11 Coolant Reservoir parts for the 2015 Audi Q7 come from 9 brands — REIN, ÜRO PARTS, DORMAN and 6 other brands. The "Popular" part is DORMAN 603980. 1 part fits every engine; the other 10 are engine-specific.

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

7 Coolant Reservoir Cap parts for the 2015 Audi Q7 come from 7 brands — GATES, MOTORAD, CALORSTAT and 4 other brands. The "Popular" part is GATES 31529. 1 part fits every engine; the other 6 are engine-specific.

This group includes GATES 31529, MOTORAD T49 and CALORSTAT RC0028 and the remaining parts 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 Audi Q7, from GATES and MOTORAD.

Listed part numbers: GATES 31433, GATES 31434 and MOTORAD 3036, plus the other parts above.

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

10 Intercooler parts are listed for the 2015 Audi Q7, from NISSENS, GPD, MAHLE / CLEVITE and 2 other brands. NISSENS 96688 carries the "Popular" badge. 2 parts fit every engine; the other 8 are engine-specific.

This table covers the Intercooler Air Hose pipes. Read more

5 Intercooler Air Hose / Pipe parts are listed for the 2015 Audi Q7, from VAICO and GATES. GATES 26476 carries the "Popular" badge.

Part numbers include GATES 26476, GATES 26462 and VAICO V102836, among others listed above.

This table covers the gaskets that seal the Intercooler. 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: AJUSA 01260100.

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 2015 Audi Q7, from NISSENS, MAHLE / CLEVITE, CSF and 7 other brands. CSF 3554 carries the "Popular" badge.

Economy: 1 part, from GPD. A representative part number is GPD 2756C.

The Standard Replacement section: 15 options from NISSENS, MAHLE / CLEVITE, CSF and 6 other brands. CSF 3554 is listed in this group.

5 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

7 Radiator Fan Assembly parts for the 2015 Audi Q7 come from 3 brands — VEMO, SKP and NISSENS. The "Popular" part is SKP SK620276.

The Economy section: 2 options from SKP. SKP SK620276 is listed in this group.

Standard Replacement: 4 parts, from VEMO and NISSENS. A representative part number is NISSENS 85730.

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

Part numbers include SKP SK620276, SKP SK621319 and NISSENS 85730, 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

2 Radiator Hose parts for the 2015 Audi Q7 come from GATES.

This group includes GATES 51911 and GATES 51912.

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

This group shows a single part: VAICO V102426.

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

26 Temperature Sender / Sensor parts are listed for the 2015 Audi Q7, from HOLSTEIN, STANDARD MOTOR PRODUCTS, GPD and 14 other brands. HOLSTEIN 2CTS0490 carries the "Popular" badge. Grades run from Economy through Standard Replacement; Standard Replacement is the most populated section, led by BECK/ARNLEY, FACET, VNE and 7 other brands.

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 2015 Audi Q7 come from 8 brands — CALORSTAT, MOTORAD, DORMAN and 5 other brands. The "Popular" part is GATES 34839.

The Economy section: 3 options from DORMAN, SKP and VEMO. DORMAN 9025218 is listed in this group.

Standard Replacement: 5 parts, from GATES, MOTORAD, CALORSTAT and 2 other brands. A representative part number is GATES 34839.

3 further parts sit outside the graded sections, with the same engine-level match.

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

This group shows a single part: SKP SK121297.

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

17 Water Pump parts for the 2015 Audi Q7 come from 13 brands — FVP, VAICO, GATES and 10 other brands. The "Popular" part is US MOTOR WORKS US6146.

The Economy section: 8 options from FVP, VAICO, US MOTOR WORKS and 3 other brands. US MOTOR WORKS US6146 is listed in this group.

Standard Replacement: 7 parts, from GATES, GMB, DAYCO and 3 other brands. A representative part number is GATES 41578E.

2 further parts sit outside the graded sections, with the same engine-level match.