2024 Lexus UX250H Engine Parts

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

This group shows a single part: AJUSA 54307700.

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

4 Crankshaft Seal parts are listed for the 2024 Lexus UX250H, from AJUSA and ELRING.

This group includes AJUSA 15121900, AJUSA 15092800 and ELRING 838030 and the remaining parts above.

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

This group shows a single part: AJUSA 81078700.

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

2 Cylinder Head Gasket parts for the 2024 Lexus UX250H come from 2 brands — AJUSA and ELRING.

Listed part numbers: AJUSA 10251100 and ELRING 837860.

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

2 Cylinder Head Gasket Set parts for the 2024 Lexus UX250H come from 2 brands — AJUSA and ELRING.

Listed part numbers: AJUSA 52593700 and ELRING 837850.

This table covers the Engine covers. Read more

4 Engine Cover parts for the 2024 Lexus UX250H come from TECHPRO.

Listed part numbers: TECHPRO TO1228280, TECHPRO LX1228167 and TECHPRO LX1228171, plus the other parts above.

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

2 Engine Kit Gasket Set parts for the 2024 Lexus UX250H come from 2 brands — AJUSA and ELRING.

Listed part numbers: AJUSA 50542600 and ELRING 837810.

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

2 Intake Manifold Gasket parts for the 2024 Lexus UX250H come from 2 brands — AJUSA and ELRING.

Listed part numbers: AJUSA 13316600 and ELRING 837940.

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

DEA / MARMON RIDE CONTROL supplies both parts for the 2024 Lexus UX250H.

Part numbers include DEA / MARMON RIDE CONTROL A42158 and DEA / MARMON RIDE CONTROL A42159.

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

7 Oil parts are listed for the 2024 Lexus UX250H, from LIQUI MOLY, VALVOLINE and MOBIL. LIQUI MOLY 20328 carries the "Popular" badge.

This group includes LIQUI MOLY 20328, MOBIL 124321 and LIQUI MOLY 20324 and the remaining parts above.

This table covers the seals at the Oil Dipstick / Tube. 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: BECK/ARNLEY 0396661.

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

6 Oil Drain Plug parts are listed for the 2024 Lexus UX250H, from DORMAN, ELRING, BECK/ARNLEY and 1 other brand. DORMAN 090038 carries the "Popular" badge.

This group includes DORMAN 090038, DORMAN 090049 and BECK/ARNLEY 0160116 and the remaining parts above.

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

3 Oil Drain Plug Gasket parts for the 2024 Lexus UX250H come from 3 brands — AJUSA, DORMAN and ELRING.

Part numbers include AJUSA 22005800, DORMAN 095156 and ELRING 473500.

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

3 Oil Filler Cap parts are listed for the 2024 Lexus UX250H, from CALORSTAT, GATES and MOTORAD.

This group includes CALORSTAT OC2312, GATES 31285 and MOTORAD MO155.

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

16 Oil Filter parts are listed for the 2024 Lexus UX250H, from VARIOUS MFR, BOSCH, WIX and 9 other brands. MOBIL M1103A carries the "Popular" badge.

In the Economy grade, VARIOUS MFR, BOSCH, FRAM and 2 other brands supply 6 parts: the catalog's value-priced group. A representative part number is BOSCH 72229WS.

In the High Performance / Heavy Duty grade, MOBIL and WIX supply 2 parts: grouped under the catalog's "High Performance / Heavy Duty" designation — the notes column spells out what sets them apart. A representative part number is MOBIL M1103A.

The Standard Replacement section lists 8 options from ACDELCO, WIX, BECK/ARNLEY and 5 other brands — built to original-equipment specification. ACDELCO PF1233 is listed in this group.

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

One part is listed for the 2024 Lexus UX250H — STANDARD MOTOR PRODUCTS FLS359.

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

This group shows a single part: MELLING 1086.

This table covers the Oil Pump Chain 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

2 Oil Pump Chain Tensioner parts are listed for the 2024 Lexus UX250H, from MELLING and PREFERRED COMPONENTS INC.

Listed part numbers: MELLING BT7064 and PREFERRED COMPONENTS INC T66361.

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

This group shows a single part: GATES VVS398.

This table covers the Oil Pump sprockets. Read more

2 Oil Pump Sprocket parts for the 2024 Lexus UX250H come from 2 brands — MELLING and PREFERRED COMPONENTS INC.

Listed part numbers: MELLING S1325 and PREFERRED COMPONENTS INC G57020.

This table covers the timing chains that keep the cams in time with the crank. Read more

2 Timing Chain parts for the 2024 Lexus UX250H come from 2 brands — JAPANESE OE and MELLING.

Listed part numbers: JAPANESE OE A05086AM and MELLING 1085.

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

One part is listed for the 2024 Lexus UX250H — MELLING 31085SX.

This table covers the guides and dampers that keep the timing chain on its path. Read more

2 Timing Chain Guide / Damper parts for the 2024 Lexus UX250H come from MELLING.

This group includes MELLING BG7050 and MELLING BT7065.

This table covers the tensioners that keep the timing chain taut. 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

2 Timing Chain Tensioner parts are listed for the 2024 Lexus UX250H, from MELLING and PREFERRED COMPONENTS INC.

Listed part numbers: MELLING BT7062 and PREFERRED COMPONENTS INC T66360.

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

This group shows a single part: ANCHOR 10325.

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 are listed for the 2024 Lexus UX250H, from ELRING and AJUSA.

Listed part numbers: AJUSA 56081200, ELRING 837880 and ELRING 837890.

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

One part is listed for the 2024 Lexus UX250H — AJUSA 85022700.

This table covers the springs that close each intake and exhaust valve. Typical signs include a sagging corner, a broken coil, or a clunk from the spring pocket. Replace springs in axle pairs and inspect the seats. Read more

2 Valve Spring parts for the 2024 Lexus UX250H come from QUALCAST.

Listed part numbers: QUALCAST 325507 and QUALCAST 325508.

This table covers the Valve Spring retainers. Read more

This group shows a single part: MELLING VSR726.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

This group shows a single part: MELLING VL1100.

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

6 Valve Stem Seal parts are listed for the 2024 Lexus UX250H, from ELRING and AJUSA. ELRING 215420 carries the "Popular" badge.

This group includes ELRING 215420, ELRING 215710 and AJUSA 12015500 and the remaining parts above.

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

One part is listed for the 2024 Lexus UX250H — WELLS 2T1306.