The 2023 Lexus LC500 has 23 electrical parts with verified fitment on this page — 4 part types and 16 brands, covering the 5.0L V8 engine. Each part includes a manufacturer part number and application notes.
The electrical system on the 2023 Lexus LC500 covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Battery (15 parts), Starter Motor (6 parts) and Fuse (1 part). The other 1 part type covers the remaining 1 part.
The 2023 Lexus LC500 came with a single engine, the 5.0L V8, and every part is verified against it.
16 brands supply electrical parts for the 2023 Lexus LC500, led by DEKA (2 parts), LUCAS (2 parts) and ACDELCO (2 parts), plus 13 more brands. Quality grades include AGM, Remanufactured and New.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2023 Lexus LC500. 5 parts have it, including DEKA 9A48 (Battery) and ULTRA-POWER 2800452 (Starter Motor). Each part number opens a page with every vehicle that part fits.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular | 9A48 | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| DEKA Popular | 9A94R | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| LUCAS Popular | LBAGM004A | 🇺🇸 US 🇨🇦 CA | BCI Group: 48AGM | View on Amazon |
| ACDELCO | 48AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 48 | View on Amazon |
| ACDELCO | 94RAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 94R | View on Amazon |
| BOSCH | S6587B | 🇺🇸 US 🇨🇦 CA | AGMAGM | View on Amazon |
| EXIDE | MXH6L348 | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 48 (H6) | View on Amazon |
| EXIDE | MXH7L494R | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 94R (H7) | View on Amazon |
| FVP | P94RAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 94R | View on Amazon |
| FVP | P48AGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 48 | View on Amazon |
| LUCAS | LBAGM006A | 🇺🇸 US 🇨🇦 CA | BCI Group: 49AGM | View on Amazon |
| P1MAX | PMAGMH648 | 🇺🇸 US 🇨🇦 CA | BCI Group 48 AGM760 CCA | View on Amazon |
| P1MAX | PMAGMH794R | 🇺🇸 US 🇨🇦 CA | BCI Group 94R AGM800 CCA | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER | FT68048 | 🇺🇸 US 🇨🇦 CA | BCI Group 48(Length X Width X Height) 10.94 In x 6.89 In x 7.48 In | View on Amazon |
| FULLRIVER | FT85094R | 🇺🇸 US 🇨🇦 CA | BCI Group 94R(Length X Width X Height) 12.36 In x 6.85 In x 7.48 In | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
15 Battery parts are listed for the 2023 Lexus LC500, from DEKA, LUCAS, ACDELCO and 5 other brands. DEKA 9A48 carries the "Popular" badge.
The AGM (Extended Life) section lists 13 options from DEKA, LUCAS, ACDELCO and 4 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A48 is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 2 options from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT68048 is listed in this group.
Fuse
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | MPF2534X | 🇺🇸 US 🇨🇦 CA | 50, 30, 40 Amp534 Amps | View on Amazon |
This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse.
One part is listed for the 2023 Lexus LC500 — BUSSMANN MPF2534X.
Speed Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | SC819 | 🇺🇸 US 🇨🇦 CA | Mounting Type: Bolt Mount | View on Amazon |
This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor.
One part is listed for the 2023 Lexus LC500 — STANDARD MOTOR PRODUCTS SC819.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ULTRA-POWER Popular | 2800452 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| WAI GLOBAL Popular | 19314N | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO | 2800452 | 🇺🇸 US 🇨🇦 CA | Reman | View on Amazon |
| PURE ENERGY | 19567 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY | 16234 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER | 52011 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
6 Starter Motor parts for the 2023 Lexus LC500 come from 6 brands — ULTRA-POWER, WAI GLOBAL, DENSO and 3 other brands. The "Popular" part is ULTRA-POWER 2800452.
The New section lists 2 options from ULTRA-POWER and WAI GLOBAL — brand-new units rather than rebuilt ones. ULTRA-POWER 2800452 is listed in this group.
The Remanufactured section lists 4 options from DENSO, PURE ENERGY, REMY and 1 other brand — factory-rebuilt units with new wear components. DENSO 2800452 is listed in this group.
Part numbers include ULTRA-POWER 2800452 and WAI GLOBAL 19314N, among others listed above.
Buying Electrical Parts for a 2023 Lexus LC500
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 5.0L V8 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Battery and Starter Motor .
Frequently Asked Questions
How many electrical parts fit the 2023 Lexus LC500?
Our catalog currently lists 23 electrical parts for the 2023 Lexus LC500 across 4 subcategories and 16 brands, covering the 5.0L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2023 Lexus LC500?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
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 2023 Lexus LC500 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 2023 Lexus LC500?
Every part on this page is matched to the 5.0L V8 engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2023 Lexus LC500
Electrical Parts for Other Lexus LC500 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.