80 Electrical parts are listed for the 2005 Acura NSX, in 12 part types, covering both the 3.0L V6 and the 3.2L V6. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2005 Acura NSX, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. 52 parts of the 80 listed are Fuse (24 parts), Speed Sensor (15 parts) and Horn (13 parts). The other 9 part types cover the remaining 28 parts.
The 2005 Acura NSX was sold with both the 3.0L V6 and the 3.2L V6. 69 parts fit every engine; the other 11 are engine-specific. Each part shows which engine(s) it fits.
22 brands supply electrical parts for the 2005 Acura NSX, led by BUSSMANN (15 parts), FIAMM (13 parts) and LITTELFUSE (9 parts), plus 19 more brands. Quality grades include Standard Replacement, Accessory Replacement and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2005 Acura NSX. 14 parts have it, including DEKA 9A3585 (Battery) and BUSSMANN ATC10 (Fuse). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: all 2005 NSX engines | 13714 | 🇺🇸 US | Remanufactured | View on Amazon |
| PURE ENERGY Fits: all 2005 NSX engines | 13714 | 🇺🇸 US | Remanufactured | View on Amazon |
| REMY Fits: all 2005 NSX engines | 11481 | 🇺🇸 US | Remanufactured | View on Amazon |
| TERREPOWER Fits: all 2005 NSX engines | 13714 | 🇺🇸 US | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
4 Alternator / Generator parts for the 2005 Acura NSX come from 4 brands — FVP, PURE ENERGY, REMY and 1 other brand. Every part fits both the 3.0L V6 and the 3.2L V6.
Part numbers include FVP 13714 and REMY 11481, among others listed above.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular Fits: 3.2L V6 | 9A3585 | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| ACDELCO Fits: 3.2L V6 | 35AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 35 | View on Amazon |
| EXIDE Fits: 3.2L V6 | MX35 | 🇺🇸 US | Marathon MaxBCI Group 35 | View on Amazon |
| FVP Fits: 3.2L V6 | P35AGM | 🇺🇸 US | Platinum AGMBCI Group: 35 | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER Fits: 3.2L V6 | FT75035 | 🇺🇸 US | BCI Group 35(Length X Width X Height) 9.45 In x 6.85 In x 8.66 In | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular Fits: 3.0L V6 | 9A3585 | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| DEKA Popular Fits: 3.0L V6 | 9A34R | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| DEKA Fits: 3.0L V6 | 9A24F | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| EXIDE Fits: 3.0L V6 | MX24F | 🇺🇸 US | Marathon MaxBCI Group 24F | View on Amazon |
| FULLRIVER Fits: 3.0L V6 | FT84024F | 🇺🇸 US | BCI Group 24F(Length X Width X Height) 10.87 In x 6.77 In x 8.95 In | View on Amazon |
| FVP Fits: 3.0L V6 | P24RAGM | 🇺🇸 US | Platinum AGMBCI Group: 24 | 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.
11 Battery parts are listed for the 2005 Acura NSX, from DEKA, EXIDE, FVP and 2 other brands. DEKA 9A3585 carries the "Popular" badge.
The AGM (Extended Life) section lists 4 options from DEKA, ACDELCO, EXIDE and 1 other brand — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A3585 is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT75035 is listed in this group.
6 ungrouped parts are not assigned to a grade, with the same engine-level match.
Battery Cable
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2005 NSX engines | A182T | 🇺🇸 US | NegativeBATTERY TO GROUND | View on Amazon |
This table covers the positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early.
This group shows a single part: STANDARD MOTOR PRODUCTS A182T.
Battery Terminal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Fits: all 2005 NSX engines | 00350 | 🇺🇸 US | Top Post Terminal | View on Amazon |
| DEKA Fits: all 2005 NSX engines | 01056 | 🇺🇸 US | Top Post Terminal Lead Free | View on Amazon |
This table covers the terminals and clamps that connect cables to the battery posts.
DEKA supplies both parts for the 2005 Acura NSX. All of them fit every engine offered in the 2005 NSX.
This group includes DEKA 00350 and DEKA 01056.
Flasher
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2005 NSX engines | RY723 | 🇺🇸 US | HAZARD WARNING | View on Amazon |
| WELLS Fits: all 2005 NSX engines | 1R3365 | 🇺🇸 US | HAZARD WARNING | View on Amazon |
This table covers the flasher units that blink the turn signals and hazards.
2 Flasher parts are listed for the 2005 Acura NSX, from STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 2005 NSX.
Listed part numbers: STANDARD MOTOR PRODUCTS RY723 and WELLS 1R3365.
Fuse
10 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular Fits: all 2005 NSX engines | ATC10 | 🇺🇸 US 🇨🇦 CA | 10 AmpBlade Fuse | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | ATC10ID | 🇺🇸 US 🇨🇦 CA | 10 AmpeasyID | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | ATO10 | 🇺🇸 US 🇨🇦 CA | Blade Fuse10A | View on Amazon |
120 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Fits: all 2005 NSX engines | FLD120 | 🇺🇸 US 🇨🇦 CA | 120 AmpsFLD Series | View on Amazon |
15 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular Fits: all 2005 NSX engines | ATC15 | 🇺🇸 US 🇨🇦 CA | 15 AmpsBlade Fuse | View on Amazon |
| LITTELFUSE Popular Fits: all 2005 NSX engines | ATO15 | 🇺🇸 US 🇨🇦 CA | Blade Fuse15A | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | ATC15ID | 🇺🇸 US 🇨🇦 CA | easyID15 Amps | View on Amazon |
20 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular Fits: all 2005 NSX engines | ATC20 | 🇺🇸 US 🇨🇦 CA | 20 AmpsBlade Fuse | View on Amazon |
| LITTELFUSE Popular Fits: all 2005 NSX engines | ATO20 | 🇺🇸 US 🇨🇦 CA | Blade Fuse20A | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | ATC20ID | 🇺🇸 US 🇨🇦 CA | easyID20 Amps | View on Amazon |
30 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Fits: all 2005 NSX engines | ATC30 | 🇺🇸 US 🇨🇦 CA | 30 AmpsBlade Fuse | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | ATC30ID | 🇺🇸 US 🇨🇦 CA | easyID30 Amps | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | FLD30 | 🇺🇸 US | 30 AmpsBolts into fuse block, 9/16" bolt terminal | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | ATO30 | 🇺🇸 US 🇨🇦 CA | Blade Fuse30A | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | PAL430 | 🇺🇸 US 🇨🇦 CA | Auto Link PAL Fuse | View on Amazon |
40 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Fits: all 2005 NSX engines | FLD40 | 🇺🇸 US | 40 AmpBolts into fuse block, 9/16" bolt terminal | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | PAL440 | 🇺🇸 US 🇨🇦 CA | Auto Link PAL Fuse | View on Amazon |
50 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Fits: all 2005 NSX engines | FLD50 | 🇺🇸 US | 50 AMPSBolts into fuse block, 9/16" bolt terminal | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | PAL450 | 🇺🇸 US 🇨🇦 CA | Auto Link PAL Fuse | View on Amazon |
7.5 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Fits: all 2005 NSX engines | ATC712ID | 🇺🇸 US 🇨🇦 CA | Blade Fuse (ATC)easyID | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | ATM712 | 🇺🇸 US 🇨🇦 CA | ATM Series7.5 Amps | View on Amazon |
| BUSSMANN Fits: all 2005 NSX engines | ATC712 | 🇺🇸 US 🇨🇦 CA | Blade Type7.5 Amps | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | ATO75 | 🇺🇸 US | Blade Fuse7.5A | View on Amazon |
| LITTELFUSE Fits: all 2005 NSX engines | MIN75 | 🇺🇸 US | Mini Fuse7.5A | 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.
24 Fuse parts are listed for the 2005 Acura NSX, from BUSSMANN and LITTELFUSE. BUSSMANN ATC10 carries the "Popular" badge. All of them fit every engine offered in the 2005 NSX.
The 10 Amp section lists 3 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATC10 is listed in this group.
The 120 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "120 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FLD120 is listed in this group.
In the 15 Amp grade, BUSSMANN and LITTELFUSE supply 3 parts: grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATC15.
In the 20 Amp grade, BUSSMANN and LITTELFUSE supply 3 parts: grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATC20.
The 30 Amp section lists 5 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATC30 is listed in this group.
In the 40 Amp grade, BUSSMANN and LITTELFUSE supply 2 parts: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FLD40.
The 50 Amp section lists 2 options from BUSSMANN and LITTELFUSE — grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FLD50 is listed in this group.
In the 7.5 Amp grade, BUSSMANN and LITTELFUSE supply 5 parts: grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATC712ID.
Horn
Accessory Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular Fits: all 2005 NSX engines | 7210223 | 🇺🇸 US | Accessory HornFreeway Blaster | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 7211223 | 🇺🇸 US | Accessory Horn (Louder)FWY Blaster | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 72112 | 🇺🇸 US 🇨🇦 CA | Freeway BlasterAccessory Horn | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 7410024 | 🇺🇸 US 🇨🇦 CA | Accessory HornEl Grande | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 6602023 | 🇺🇸 US 🇨🇦 CA | Accessory HornRed | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 6602523 | 🇺🇸 US 🇨🇦 CA | Accessory HornChrome | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 6604523 | 🇺🇸 US 🇨🇦 CA | Ultimate Blast HornAccessory Horn | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular Fits: all 2005 NSX engines | 7201223 | 🇺🇸 US | OE Replacement Tone2 Terminal Connection (Cut off and reuse OE Connector) | View on Amazon |
| FIAMM Popular Fits: all 2005 NSX engines | 7200223 | 🇺🇸 US | OE Replacement Tone2 Terminal Blade Connection (Cut off and reuse OE Connector) | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 7421122 | 🇺🇸 US 🇨🇦 CA | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 7421322 | 🇺🇸 US 🇨🇦 CA | OE Replacement Horn KitIncludes OE Connectors | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 7250622 | 🇺🇸 US | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
| FIAMM Fits: all 2005 NSX engines | 7250522 | 🇺🇸 US | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
This table covers the horns mounted in the front of the vehicle.
FIAMM supplies the 13 Horn parts for the 2005 Acura NSX. FIAMM 7210223 carries the "Popular" badge. All of them fit every engine offered in the 2005 NSX.
In the Accessory Replacement grade, FIAMM supplies 7 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 7210223.
The Standard Replacement section lists 6 options from FIAMM — built to original-equipment specification. FIAMM 7201223 is listed in this group.
Keyless Entry Remote Case
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2005 NSX engines | 13675 | 🇺🇸 US | Gray and Silver | View on Amazon |
This table covers the replacement shells for the key fob.
This group shows a single part: DORMAN 13675.
Speed Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BWD/NIEHOFF Popular Fits: all 2005 NSX engines | S8384 | 🇺🇸 US 🇨🇦 CA | Fits MAN Trans Outputwith Manual trans.or Output Shaft | View on Amazon |
| FAMOUS BRAND Popular Fits: all 2005 NSX engines | 1802247909 | 🇺🇸 US 🇨🇦 CA | Fits Output Shaftor MatsushitaVehicle Speed | View on Amazon |
| HOLSTEIN Popular Fits: all 2005 NSX engines | 2VSS0007 | 🇺🇸 US | Fits Transmission SpeedManual Trans.or Transmission Speed | View on Amazon |
| BECK/ARNLEY Fits: all 2005 NSX engines | 0905040 | 🇺🇸 US | Matsushita Denshi TypeVehicle Speed | View on Amazon |
| GPD Fits: all 2005 NSX engines | 1815490 | 🇺🇸 US | Vehicle Speed | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2005 NSX engines | SC136T | 🇺🇸 US | T-Series | View on Amazon |
| VEMO Fits: all 2005 NSX engines | V26720023 | 🇺🇸 US | View on Amazon |
Full Service Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS Fits: all 2005 NSX engines | 24091028 | 🇺🇸 US | Full Service Kit | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2005 NSX engines | SC136 | 🇺🇸 US | Fits Transmission SpeedOutput | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2005 NSX engines | SC771 | 🇺🇸 US | Transmission SpeedInput | View on Amazon |
| WALKER PRODUCTS Fits: all 2005 NSX engines | 2401028 | 🇺🇸 US | Vehicle Speed | View on Amazon |
| WELLS Fits: all 2005 NSX engines | 5S12880 | 🇺🇸 US | Keihin SensorTransmission Speed | View on Amazon |
| WELLS Fits: all 2005 NSX engines | 5S12881 | 🇺🇸 US | Fits TEC SensorTransmission Speed | View on Amazon |
| WELLS Fits: all 2005 NSX engines | 5S12514 | 🇺🇸 US | Keihin SensorTransmission Speed | View on Amazon |
| WELLS Fits: all 2005 NSX engines | 5S12515 | 🇺🇸 US | TEC SensorTransmission Speed | 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.
15 Speed Sensor parts are listed for the 2005 Acura NSX, from WELLS, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 6 other brands. BWD/NIEHOFF S8384 carries the "Popular" badge. All of them fit every engine offered in the 2005 NSX.
In the Economy grade, BWD/NIEHOFF, FAMOUS BRAND, HOLSTEIN and 4 other brands supply 7 parts: the catalog's value-priced group. A representative part number is BWD/NIEHOFF S8384.
In the Full Service Kit grade, WALKER PRODUCTS supplies 1 part: grouped under the catalog's "Full Service Kit" designation — the notes column spells out what sets them apart. A representative part number is WALKER PRODUCTS 24091028.
The Standard Replacement section: 7 options from WELLS, STANDARD MOTOR PRODUCTS and WALKER PRODUCTS. STANDARD MOTOR PRODUCTS SC136 is listed in this group.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: all 2005 NSX engines | 17676N | 🇺🇸 US | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REMY Fits: all 2005 NSX engines | 16377 | 🇺🇸 US | Remanufactured | View on Amazon |
| TERREPOWER Fits: all 2005 NSX engines | 17676 | 🇺🇸 US | 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.
3 Starter Motor parts for the 2005 Acura NSX come from 3 brands — WAI GLOBAL, REMY and TERREPOWER. Every part fits both the 3.0L V6 and the 3.2L V6.
The New section lists 1 option from WAI GLOBAL — brand-new units rather than rebuilt ones. WAI GLOBAL 17676N is listed in this group.
The Remanufactured section lists 2 options from REMY and TERREPOWER — factory-rebuilt units with new wear components. REMY 16377 is listed in this group.
Listed part numbers: WAI GLOBAL 17676N, REMY 16377 and TERREPOWER 17676.
Starter Solenoid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: all 2005 NSX engines | 1M1015 | 🇺🇸 US | View on Amazon |
This table covers the Starter 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.
This group shows a single part: WELLS 1M1015.
Voltage Regulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 2005 NSX engines | E657 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2005 NSX engines | VR438 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: all 2005 NSX engines | 1V1013 | 🇺🇸 US | View on Amazon |
This table covers the regulators that control alternator output voltage.
3 Voltage Regulator parts are listed for the 2005 Acura NSX, from ACDELCO, STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 2005 NSX.
This group includes ACDELCO E657, STANDARD MOTOR PRODUCTS VR438 and WELLS 1V1013.
Buying Electrical Parts for a 2005 Acura NSX
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.
- Match the engine first. Some electrical parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- 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: Fuse and Speed Sensor .
Frequently Asked Questions
How many electrical parts fit the 2005 Acura NSX?
Our catalog currently lists 80 electrical parts for the 2005 Acura NSX across 12 subcategories and 22 brands, covering both the 3.0L V6 and the 3.2L V6. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2005 Acura NSX engines?
Some do. 69 parts fit every engine; the other 11 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical problems on a 2005 Acura NSX?
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 2005 Acura NSX 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 2005 Acura NSX?
First match the engine — each row shows which engine(s) the part fits. 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 2005 Acura NSX
Electrical Parts for Other Acura NSX Years
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