2015 Audi A1 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

13 Coolant / Antifreeze parts are listed for the 2015 Audi A1, from PRESTONE, PEAK, VALVOLINE and 2 other brands. FVP MV5050GAL carries the "Popular" badge.

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 3 options from AISIN, PEAK and VALVOLINE — built to original-equipment specification. AISIN ACE010 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 2015 Audi A1 come from ELRING.

This group includes ELRING 331270, ELRING 703570 and ELRING 218580.

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 A1 come from ELRING.

Listed part numbers: ELRING 332740 and ELRING 234230.

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

This group shows a single part: ÜRO PARTS 6Q0121407B.

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 2015 Audi A1 come from 2 brands — DORMAN and MOTORAD.

Part numbers include DORMAN 54019 and MOTORAD T49.

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

MOTORAD supplies both parts for the 2015 Audi A1.

Listed part numbers: MOTORAD 3036 and MOTORAD 3037.

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

One part is listed for the 2015 Audi A1 — DORMAN 918990.

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: ELRING 729980.

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

NISSENS supplies both parts for the 2015 Audi A1.

This group includes NISSENS 640012 and NISSENS 65331.

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

This group shows a single part: NISSENS 85680.

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

One part is listed for the 2015 Audi A1 — MARELLI SPA111.

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

2 Thermostat parts for the 2015 Audi A1 come from MARELLI.

This group includes MARELLI TE0408 and MARELLI TE0509.

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

ELRING supplies the 5 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2015 Audi A1. ELRING 761109 carries the "Popular" badge.

Part numbers include ELRING 761109, ELRING 938850 and ELRING 728700, among others listed above.

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

This group shows a single part: MOTORAD CH2074.

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

7 Water Pump parts for the 2015 Audi A1 come from 5 brands — FVP, GMB, US MOTOR WORKS and 2 other brands. The "Popular" part is US MOTOR WORKS US8110.

The Economy section: 2 options from US MOTOR WORKS and FVP. US MOTOR WORKS US8110 is listed in this group.

Standard Replacement: 4 parts, from GMB, GATES and PIERBURG. A representative part number is GATES 41554E.

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

Part numbers include US MOTOR WORKS US8110 and GATES 41554E, among others listed above.

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

ELRING supplies the 3 Water Pump Gasket parts for the 2015 Audi A1.

This group includes ELRING 249150, ELRING 332850 and ELRING 323380.