2021 Audi Q3 Engine Parts

This table covers the seals at the Balance Shaft. 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

One part is listed for the 2021 Audi Q3 — MAHLE / CLEVITE 68079.

This table covers the seals at each camshaft end. 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 Camshaft Seal parts for the 2021 Audi Q3 come from 2 brands — AJUSA and ELRING.

Part numbers include AJUSA 15100000, AJUSA 15101100 and ELRING 242650, among others listed above.

This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

One part is listed for the 2021 Audi Q3 — TOPLINE RBVW17L.

This table covers the Connecting Rod bolts. Read more

2 Connecting Rod Bolt parts for the 2021 Audi Q3 come from ELRING.

Part numbers include ELRING 038820 and ELRING 038970.

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

6 Conversion / Lower Gasket Set parts are listed for the 2021 Audi Q3, from AJUSA, ELRING and VICTOR REINZ.

Listed part numbers: AJUSA 54292400, AJUSA 54221600 and AJUSA 54260500, plus the other parts above.

This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

2 Crankshaft Main Bearing parts for the 2021 Audi Q3 come from TOPLINE.

Part numbers include TOPLINE TWVW17N and TOPLINE MBVW26.

This table covers the front and rear seals that keep oil in at the crankshaft. 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

12 Crankshaft Seal parts for the 2021 Audi Q3 come from 6 brands — ELRING, AJUSA, VICTOR REINZ and 3 other brands. The "Popular" part is ELRING 248300.

This table covers the Crankshaft Seal covers. Read more

One part is listed for the 2021 Audi Q3 — DORMAN 635696.

This table covers the gaskets that seal the Crankshaft Seal. 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

One part is listed for the 2021 Audi Q3 — ELRING 092360.

This table covers the bolts that clamp the cylinder head to the block. Read more

7 Cylinder Head Bolt parts are listed for the 2021 Audi Q3, from ELRING, AJUSA, TOPLINE and 1 other brand. ELRING 323300 carries the "Popular" badge.

This group includes ELRING 323300, AJUSA 81054100 and AJUSA 81054400 and the remaining parts above.

This table covers the head gaskets that seal the block to the cylinder head. 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

12 Cylinder Head Gasket parts are listed for the 2021 Audi Q3, from ELRING, MAHLE / CLEVITE, AJUSA and 3 other brands. ELRING 008040 carries the "Popular" badge.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

11 Cylinder Head Gasket Set parts are listed for the 2021 Audi Q3, from ELRING, AJUSA, VICTOR REINZ and 1 other brand. ELRING 770530 carries the "Popular" badge.

This table covers the Engine covers. Read more

One part is listed for the 2021 Audi Q3 — TECHPRO AU1228147.

This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

AJUSA supplies the 3 Engine Kit Gasket Set parts for the 2021 Audi Q3.

Listed part numbers: AJUSA 50500500, AJUSA 50392900 and AJUSA 50450900.

This table covers the followers that drive a mechanical fuel pump off the camshaft. Read more

One part is listed for the 2021 Audi Q3 — ASTEMO / HITACHI HCF3057.

This table covers the crankshaft pulleys / harmonic balancers at the front of the engine. Read more

2 Harmonic Balancer parts are listed for the 2021 Audi Q3, from DAYCO and VAICO.

Listed part numbers: DAYCO PB1721N and VAICO V105424.

This table covers the high-pressure oil pumps that fire HEUI diesel injectors. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

This group shows a single part: MARELLI PHP1002.

This table covers the Intake manifolds. Typical signs include an exhaust tick, a vacuum leak, or a gasket that has burned through. Replace the gaskets and hardware; a warped flange will leak with a new gasket alone. Read more

This group shows a single part: VAICO V108485.

This table covers the seals at the Intake Manifold End. 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

This group shows a single part: ELRING 341310.

This table covers the gaskets between the intake manifold and the cylinder head. 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

6 Intake Manifold Gasket parts are listed for the 2021 Audi Q3, from ELRING, FEL-PRO, MAHLE / CLEVITE and 1 other brand. FEL-PRO MS97518 carries the "Popular" badge.

This group includes FEL-PRO MS97518, ELRING 470370 and ELRING 822390 and the remaining parts above.

This table covers the gaskets that seal the Intake to Exhaust. 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 725200.

This table covers the seals at the Intermediate Shaft. 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

This group shows a single part: ELRING 299640.

This table covers the mounts that hold the engine to the chassis. 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

9 Motor Mount parts for the 2021 Audi Q3 come from 4 brands — PIONEER, ANCHOR, VAICO and 1 other brand. The "Popular" part is ANCHOR 9919.

The Economy section lists 1 option from VAICO — the catalog's value-priced group. VAICO V104039 is listed in this group.

In the Standard Replacement grade, PIONEER, ANCHOR and WESTAR supply 8 parts: built to original-equipment specification. A representative part number is ANCHOR 9919.

This group includes ANCHOR 9919, VAICO V104039 and ANCHOR 10238 and the remaining parts above.

This table covers the brackets that mount the Motor Mount. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners. Read more

This group shows a single part: VNE 41000045.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

5 Oil parts for the 2021 Audi Q3 come from 3 brands — LIQUI MOLY, MOBIL and VALVOLINE. The "Popular" part is MOBIL 125386.

This group includes MOBIL 125386, LIQUI MOLY 20236 and LIQUI MOLY 20238 and the remaining parts above.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

4 Oil Cooler parts for the 2021 Audi Q3 come from 4 brands — DORMAN, HELLA, NISSENS and 1 other brand.

Part numbers include DORMAN 918985, HELLA 366360581 and NISSENS 90914, among others listed above.

This table covers the gaskets that seal the Oil Cooler. 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 Oil Cooler Gasket parts are listed for the 2021 Audi Q3, from ELRING, FEL-PRO and MAHLE / CLEVITE.

This group includes ELRING 279610, FEL-PRO 73305 and MAHLE / CLEVITE B33478.

This table covers the seals at the Oil Cooler. 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

One part is listed for the 2021 Audi Q3 — ELRING 315540.

This table covers the drain plugs in the oil pan. Read more

10 Oil Drain Plug parts for the 2021 Audi Q3 come from 4 brands — ELRING, DORMAN, REIN and 1 other brand. The "Popular" part is DORMAN 090090. 1 part fits every engine; the other 9 are engine-specific.

This table covers the crush washers and gaskets under the oil drain plug. 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 both parts for the 2021 Audi Q3. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include ELRING 813036 and ELRING 591840.

This table covers the Oil Drain Plug Removal tools. This is a service tool, not a wear part — match the application in the notes. Read more

This group shows a single part: DORMAN 090999.

This table covers the caps on the oil filler neck. Read more

2 Oil Filler Cap parts for the 2021 Audi Q3 come from 2 brands — MOTORAD and REIN.

Part numbers include MOTORAD MO180 and REIN CPL0046.

This table covers the gaskets that seal the Oil Filler Cap. 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

One part is listed for the 2021 Audi Q3 — AJUSA 24035800.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

22 Oil Filter parts for the 2021 Audi Q3 come from 15 brands — VAICO, VARIOUS MFR, PRO-TEC and 12 other brands. The "Popular" part is WIX WL10396XP. 1 part fits every engine; the other 21 are engine-specific.

The Economy section: 9 options from VAICO, PRO-TEC, CHAMP / LUBER-FINER and 3 other brands. CHAMP / LUBER-FINER P1078 is listed in this group.

The High Performance / Heavy Duty section lists 3 options from MOBIL and WIX — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. WIX WL10396XP is listed in this group.

Standard Replacement: 10 parts, from VARIOUS MFR, HENGST, MANN and 6 other brands. A representative part number is HENGST E358H03D246.

This table covers the Oil Filter Adapter Gasket 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

2 Oil Filter Adapter Gasket / O-Ring parts are listed for the 2021 Audi Q3, from FEL-PRO and MAHLE / CLEVITE.

Listed part numbers: FEL-PRO 76367 and MAHLE / CLEVITE B33479.

This table covers the Oil Filter covers. Read more

5 Oil Filter Cover parts are listed for the 2021 Audi Q3, from VAICO, DORMAN, MOTORAD and 1 other brand. DORMAN 921169 carries the "Popular" badge. 2 parts fit every engine; the other 3 are engine-specific.

This group includes DORMAN 921169, MOTORAD MO319 and ÜRO PARTS 06L115401LPRM and the remaining parts above.

This table covers the seals at the Oil Filter Housing. 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

This group shows a single part: ELRING 279630.

This table covers the Oil Level sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Oil Level Sensor parts for the 2021 Audi Q3 come from 2 brands — ÜRO PARTS and VNE. 1 part fits every engine; the other 1 is engine-specific.

This group includes ÜRO PARTS 03F907660E and VNE 700045.

This table covers the Oil Level Sensor Gasket 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

2 Oil Level Sensor Gasket / O-Ring parts for the 2021 Audi Q3 come from 2 brands — AJUSA and ELRING. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include AJUSA 01899000 and ELRING 351210.

This table covers the oil pans that hold the engine's oil sump. Read more

7 Oil Pan parts are listed for the 2021 Audi Q3, from DORMAN, REIN, SPECTRA PREMIUM and 1 other brand. ÜRO PARTS 06K103600RPRM carries the "Popular" badge. 1 part fits every engine; the other 6 are engine-specific.

Part numbers include ÜRO PARTS 06K103600RPRM, DORMAN 264629 and DORMAN 264889, among others listed above.

This table covers the gaskets between the oil pan and the block. 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

6 Oil Pan Gasket parts for the 2021 Audi Q3 come from 4 brands — VICTOR REINZ, ELRING, AJUSA and 1 other brand. The "Popular" part is VICTOR REINZ 703141410.

Part numbers include VICTOR REINZ 703141410, AJUSA 16063100 and ELRING 030793, among others listed above.

This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

This group shows a single part: VAICO V10000228.

This table covers the chains that drive the oil pump. Read more

VAICO supplies the 3 Oil Pump Chain parts for the 2021 Audi Q3.

Part numbers include VAICO V105855, VAICO V105855BEK and VAICO V105856.

This table covers the Oil Pump Control Valve solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

2 Oil Pump Control Valve / Solenoid parts are listed for the 2021 Audi Q3, from DORMAN and GATES.

Listed part numbers: DORMAN 916880 and GATES VVS263.

This table covers the gaskets that seal the Oil Pump. 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

One part is listed for the 2021 Audi Q3 — ELRING 245730.

This table covers the Oil Temperature senders. Read more

One part is listed for the 2021 Audi Q3 — VEMO V10720210.

This table covers the rings that seal each piston to the cylinder wall. Read more

One part is listed for the 2021 Audi Q3 — HASTINGS MANUFACTURING 2N5312.

This table covers the rocker arms that transfer cam motion to the valves. Read more

This group shows a single part: MELLING MR1349.

This table covers the Timing belts. Typical signs include squeal on cold start, cracked ribs, or glazing. Spin the tensioner and idlers by hand while the belt is off. Read more

4 Timing Belt parts are listed for the 2021 Audi Q3, from CONTINENTAL, CLOYES and DAYCO.

Economy: 1 part, from CLOYES. A representative part number is CLOYES B356.

The Standard Replacement section: 2 options from CONTINENTAL. CONTINENTAL 40920 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

Part numbers include CLOYES B356, CONTINENTAL 40920 and CONTINENTAL TB356, among others listed above.

This table covers the Timing Belt & component kits. Read more

4 Timing Belt & Component Kit parts for the 2021 Audi Q3 come from 3 brands — CONTINENTAL, CLOYES and GMB.

The Economy section: 1 option from CLOYES. CLOYES BK356 is listed in this group.

Standard Replacement: 2 parts, from CONTINENTAL. A representative part number is CONTINENTAL TB920K1.

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

Part numbers include CLOYES BK356, CONTINENTAL TB920K1 and CONTINENTAL TB356K1, among others listed above.

This table covers the Timing Belt tensioners. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage. Read more

This group shows a single part: CLOYES 96027.

This table covers kits that group a timing chain with the related tensioners and guides. Read more

This group shows a single part: VAICO V1010023.

This table covers the Timing Chain Tensioner 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

This group shows a single part: AJUSA 16524700.

This table covers the Timing covers. Read more

4 Timing Cover parts are listed for the 2021 Audi Q3, from DORMAN, ELRING, REIN and 1 other brand.

This group includes DORMAN 635144, ELRING 231851 and REIN TCV0137 and the remaining parts above.

This table covers the gaskets that seal the Timing Cover. 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

7 Timing Cover Gasket parts for the 2021 Audi Q3 come from 2 brands — ELRING and FEL-PRO. The "Popular" part is ELRING 302690.

This group includes ELRING 302690, ELRING 268000 and ELRING 872370 and the remaining parts above.

This table covers the seals at the Timing Cover. 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

This group shows a single part: FEL-PRO TCS46292.

This table covers the crankshaft sprockets that drive the timing chain or belt. Read more

2 Timing Crank Sprocket parts for the 2021 Audi Q3 come from 2 brands — PREFERRED COMPONENTS INC and ÜRO PARTS.

This group includes PREFERRED COMPONENTS INC G56385 and ÜRO PARTS 06H105209AT.

This table covers the Timing idlers. Typical signs include a chirp that follows engine speed, or an idler that feels rough or has play. Replace a noisy idler with the belt — the labor is already paid for. Read more

This group shows a single part: CLOYES 96028.

This table covers the Torque Strut 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

4 Torque Strut Mount parts are listed for the 2021 Audi Q3, from ANCHOR, DEA / MARMON RIDE CONTROL, PIONEER and 1 other brand.

Listed part numbers: ANCHOR 10326, DEA / MARMON RIDE CONTROL A4984 and PIONEER 639816, plus the other parts above.

This table covers the turbochargers that compress intake air. Read more

4 Turbocharger parts for the 2021 Audi Q3 come from 3 brands — GPD, NISSENS and ROTOMASTER. 2 parts fit every engine; the other 2 are engine-specific.

Listed part numbers: GPD 2511774, GPD 2511630 and NISSENS 93632, plus the other parts above.

This table covers the Turbocharger Boost sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2021 Audi Q3 — WELLS 5S13477.

This table covers the Turbocharger Coolant lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

2 Turbocharger Coolant Line parts for the 2021 Audi Q3 come from 2 brands — DORMAN and REIN.

This group includes DORMAN 667430 and REIN CHT0783.

This table covers the Turbocharger Diverter / Bypass valves. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

4 Turbocharger Diverter / Bypass Valve parts for the 2021 Audi Q3 come from 4 brands — DORMAN, SKP, STANDARD MOTOR PRODUCTS and 1 other brand.

Part numbers include DORMAN 911240, SKP SK911240 and STANDARD MOTOR PRODUCTS TBV1013, among others listed above.

This table covers the gaskets that seal the Turbocharger. 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 Turbocharger Gasket parts are listed for the 2021 Audi Q3, from AJUSA and ELRING.

Part numbers include AJUSA JTC11709, AJUSA JTC11717 and AJUSA JTC12454, among others listed above.

This table covers the fasteners that mount the turbocharger. Read more

5 Turbocharger Mounting Hardware parts are listed for the 2021 Audi Q3, from ELRING, AJUSA and VICTOR REINZ.

This group includes AJUSA 77009100, ELRING 595180 and ELRING 793230 and the remaining parts above.