2023 Audi A1 Engine Parts

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 2023 Audi A1 come from AJUSA.

Listed part numbers: AJUSA 15100000, AJUSA 15100100 and AJUSA 15120500, plus the other parts above.

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

AJUSA supplies both parts for the 2023 Audi A1.

This group includes AJUSA 54291900 and AJUSA 54294500.

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

2 Crankshaft Seal parts for the 2023 Audi A1 come from AJUSA.

Part numbers include AJUSA 15100200 and AJUSA 71009000.

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

AJUSA supplies both parts for the 2023 Audi A1.

Listed part numbers: AJUSA 81054100 and AJUSA 81059800.

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

AJUSA supplies both parts for the 2023 Audi A1.

This group includes AJUSA 10246700 and AJUSA 10220210.

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

AJUSA supplies the 3 Cylinder Head Gasket Set parts for the 2023 Audi A1.

Listed part numbers: AJUSA 52546900, AJUSA 52549300 and AJUSA 52549400.

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 2023 Audi A1.

Part numbers include AJUSA 50500000, AJUSA 50503000 and AJUSA 50503100.

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

This group shows a single part: VAICO V600423.

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

This group shows a single part: PIERBURG 709269260.

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

This group shows a single part: DORMAN 090169.

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

One part is listed for the 2023 Audi A1 — AJUSA 18001000.

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

This group shows a single part: MOTORAD MO180.

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

8 Oil Filter parts for the 2023 Audi A1 come from 7 brands — VARIOUS MFR, FVP, PUROLATOR and 4 other brands. The "Popular" part is VARIOUS MFR PG241.

The Economy section lists 3 options from VARIOUS MFR, FVP and PUROLATOR — the catalog's value-priced group. VARIOUS MFR PG241 is listed in this group.

The High Performance / Heavy Duty section lists 1 option from MOBIL — grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. MOBIL M1102A is listed in this group.

In the Standard Replacement grade, MAHLE / CLEVITE, MANN, VARIOUS MFR and 1 other brand supply 4 parts: built to original-equipment specification. A representative part number is MAHLE / CLEVITE OC9771.

This group includes VARIOUS MFR PG241, FVP R7503 and PUROLATOR L19168 and the remaining parts above.

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

This group shows a single part: AJUSA 01311200.

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

This group shows a single part: ELRING 030793.

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 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

2 Timing Cover Gasket parts for the 2023 Audi A1 come from AJUSA.

This group includes AJUSA 77096300 and AJUSA 77096600.

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

AJUSA supplies both parts for the 2023 Audi A1.

This group includes AJUSA JTC11709 and AJUSA JTC11960.

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

One part is listed for the 2023 Audi A1 — AJUSA 77009100.

This table covers the Turbocharger Oil 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 Oil Line parts for the 2023 Audi A1 come from AJUSA.

Listed part numbers: AJUSA OP11056 and AJUSA OP10914.

This table covers the gaskets that seal the valve cover 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

3 Valve Cover Gasket parts for the 2023 Audi A1 come from AJUSA.

Listed part numbers: AJUSA 11161000, AJUSA 11133400 and AJUSA 11160900.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

This group shows a single part: AJUSA 85009000.

This table covers the seals on each valve stem that control oil into the guides. 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 Valve Stem Seal parts for the 2023 Audi A1 come from AJUSA.

Listed part numbers: AJUSA 12027800, AJUSA 12033400 and AJUSA 57073000.

This table covers the oil-control solenoids that command the cam phasers. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

This group shows a single part: PIERBURG 706117480.