This page lists 28 ignition parts for the 2021 Lexus ES250, across 4 part types, covering the 2.5L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
The ignition system on the 2021 Lexus ES250 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. The largest groups are Ignition Coil (12 parts), Crankshaft Position Sensor (6 parts) and Camshaft Position Sensor (5 parts). The other 1 part type covers the remaining 5 parts.
The 2021 Lexus ES250 came with a single engine, the 2.5L L4, and every part is verified against it.
16 brands supply ignition parts for the 2021 Lexus ES250, led by HOLSTEIN (3 parts), WALKER PRODUCTS (3 parts) and BECK/ARNLEY (3 parts), plus 13 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Lexus ES250. 7 parts have it, including WALKER PRODUCTS 2351507 (Camshaft Position Sensor) and BECK/ARNLEY 1800802 (Crankshaft Position Sensor). Each part number opens a page with every vehicle that part fits.
Camshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2CAM0627 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS Popular | 2351507 | 🇺🇸 US 🇨🇦 CA | Sensor Only | View on Amazon |
| BECK/ARNLEY | 1800803 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 5S17025 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI | SS12337 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
5 Camshaft Position Sensor parts for the 2021 Lexus ES250 come from 5 brands — HOLSTEIN, WALKER PRODUCTS, BECK/ARNLEY and 2 other brands. The "Popular" part is WALKER PRODUCTS 2351507.
The Economy section lists 1 option from HOLSTEIN — the catalog's value-priced group. HOLSTEIN 2CAM0627 is listed in this group.
In the Standard Replacement grade, WALKER PRODUCTS, BECK/ARNLEY and WELLS supply 3 parts: built to original-equipment specification. A representative part number is WALKER PRODUCTS 2351507.
1 further part sits outside the graded sections, with the same engine-level match.
This group includes WALKER PRODUCTS 2351507, HOLSTEIN 2CAM0627 and BECK/ARNLEY 1800803 and the remaining parts above.
Crankshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2CRK0797 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SPECTRA PREMIUM | S10574 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY Popular | 1800802 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DELPHI Popular | SS12338 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 2351437 | 🇺🇸 US 🇨🇦 CA | Sensor Only | View on Amazon |
| WELLS | 5S15196 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
6 Crankshaft Position Sensor parts for the 2021 Lexus ES250 come from 6 brands — HOLSTEIN, SPECTRA PREMIUM, BECK/ARNLEY and 3 other brands. The "Popular" part is BECK/ARNLEY 1800802.
The Economy section: 2 options from HOLSTEIN and SPECTRA PREMIUM. HOLSTEIN 2CRK0797 is listed in this group.
Standard Replacement: 4 parts, from BECK/ARNLEY, DELPHI, WALKER PRODUCTS and 1 other brand. A representative part number is BECK/ARNLEY 1800802.
This group includes BECK/ARNLEY 1800802, HOLSTEIN 2CRK0797 and SPECTRA PREMIUM S10574 and the remaining parts above.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA | TY1321451 | 🇺🇸 US 🇨🇦 CA | Attachment Method: Push-On | View on Amazon |
| PRENCO | 368386 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ASTEMO / HITACHI Popular | IGC0224 | 🇺🇸 US 🇨🇦 CA | Square HeadCoil On Plug | View on Amazon |
| DELPHI Popular | GN10952 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO Popular | 6731204 | 🇺🇸 US 🇨🇦 CA | Direct Ignition Coil or Coil On Plug | View on Amazon |
| ACKOJA | A70700013 | 🇺🇸 US 🇨🇦 CA | with OE No. 90919A2009 | View on Amazon |
| BECK/ARNLEY | 1788596 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| NGK | 49618 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | UF848 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 9212363 | 🇺🇸 US 🇨🇦 CA | Single Coil | View on Amazon |
| WELLS | 5C2282 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2IGC0610 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
12 Ignition Coil parts for the 2021 Lexus ES250 come from 12 brands — AUTOTECNICA, PRENCO, ASTEMO / HITACHI and 9 other brands. The "Popular" part is ASTEMO / HITACHI IGC0224.
The Economy section: 2 options from AUTOTECNICA and PRENCO. AUTOTECNICA TY1321451 is listed in this group.
In the Premium grade, ASTEMO / HITACHI and DELPHI supply 2 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is ASTEMO / HITACHI IGC0224.
Standard Replacement: 7 parts, from DENSO, ACKOJA, BECK/ARNLEY and 4 other brands. A representative part number is DENSO 6731204.
1 further part sits outside the graded sections, with the same engine-level match.
Spark Plug
Summary: Notes include pre-set gaps of 0.031" and 0.032". Replacement brands in this table include NGK, AUTOLITE and BOSCH.
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular | 96210 | 🇺🇸 US 🇨🇦 CA | Laser Iridium High Ignitability | View on Amazon |
| AUTOLITE | AI5684 | 🇺🇸 US 🇨🇦 CA | Iridium Ultra | View on Amazon |
| BOSCH | 96353 | 🇺🇸 US 🇨🇦 CA | OE Fine Wire Double Iridium | View on Amazon |
| DENSO | 3524 | 🇺🇸 US 🇨🇦 CA | Iridium Long LifeSuper Ignition Plug (SIP) | View on Amazon |
| SKP | SP1030 | 🇺🇸 US 🇨🇦 CA | Tapered Ground Electrode with Platinum ChipIridium XP | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
5 Spark Plug parts are listed for the 2021 Lexus ES250, from NGK, AUTOLITE, BOSCH and 2 other brands. NGK 96210 carries the "Popular" badge.
This group includes NGK 96210, AUTOLITE AI5684 and BOSCH 96353 and the remaining parts above.
Buying Ignition Parts for a 2021 Lexus ES250
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 2.5L L4 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Ignition Coil and Crankshaft Position Sensor .
Frequently Asked Questions
How many ignition parts fit the 2021 Lexus ES250?
Our catalog currently lists 28 ignition parts for the 2021 Lexus ES250 across 4 subcategories and 16 brands, covering the 2.5L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2021 Lexus ES250?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2021 Lexus ES250?
Notes on this page include pre-set gaps of 0.031" and 0.032". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Lexus ES250 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Lexus ES250?
Every part on this page is matched to the 2.5L L4 engine. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Lexus ES250
Ignition Parts for Other Lexus ES250 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.