31 Ignition parts are listed for the 2021 Honda Insight, in 5 part types, covering the 1.5L L4 ELECTRIC/GAS engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Honda Insight, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Most of the listed parts are Ignition Coil (11 parts), Crankshaft Position Sensor (9 parts) and Camshaft Position Sensor (8 parts). The other 2 part types cover the remaining 3 parts.
The 2021 Honda Insight came with a single engine, the 1.5L L4 ELECTRIC/GAS, and every part is verified against it.
14 brands supply ignition parts for the 2021 Honda Insight, led by STANDARD MOTOR PRODUCTS (4 parts), HOLSTEIN (3 parts) and ASTEMO / HITACHI (3 parts), plus 11 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 Honda Insight. 7 parts have it, including ULTRA-POWER PC1084 (Camshaft Position Sensor) and ASTEMO / HITACHI CPS0223 (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 |
|---|---|---|---|---|
| ULTRA-POWER Popular | PC1084 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HOLSTEIN | 2CAM0586 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VEMO | V26770041 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | PC1084 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ASTEMO / HITACHI | CPS0027 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DELPHI | SS12155 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 2352082 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| WELLS | 5S15089 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
8 Camshaft Position Sensor parts for the 2021 Honda Insight come from 8 brands — ULTRA-POWER, HOLSTEIN, VEMO and 5 other brands. The "Popular" part is ULTRA-POWER PC1084.
The Economy section lists 3 options from ULTRA-POWER, HOLSTEIN and VEMO — the catalog's value-priced group. ULTRA-POWER PC1084 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS, ASTEMO / HITACHI, DELPHI and 2 other brands supply 5 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS PC1084.
Listed part numbers: ULTRA-POWER PC1084, HOLSTEIN 2CAM0586 and VEMO V26770041, plus the other parts above.
Crankshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2CRK0736 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| SPECTRA PREMIUM | S10572 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ULTRA-POWER | PC1051 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ASTEMO / HITACHI Popular | CPS0223 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Popular | PC1051 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| BECK/ARNLEY | 1800789 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DELPHI | SS12170 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 2352086 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor OnlyConnector Shape: Oblong | View on Amazon |
| WELLS | 5S15171 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
9 Crankshaft Position Sensor parts for the 2021 Honda Insight come from 9 brands — HOLSTEIN, SPECTRA PREMIUM, ULTRA-POWER and 6 other brands. The "Popular" part is ASTEMO / HITACHI CPS0223.
The Economy section: 3 options from HOLSTEIN, SPECTRA PREMIUM and ULTRA-POWER. HOLSTEIN 2CRK0736 is listed in this group.
Standard Replacement: 6 parts, from ASTEMO / HITACHI, STANDARD MOTOR PRODUCTS, BECK/ARNLEY and 3 other brands. A representative part number is ASTEMO / HITACHI CPS0223.
This group includes ASTEMO / HITACHI CPS0223, HOLSTEIN 2CRK0736 and SPECTRA PREMIUM S10572 and the remaining parts above.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2IGC0563 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| SKP | SKUF781 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| SPECTRA PREMIUM | C1112 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ASTEMO / HITACHI Popular | IGC0095 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terminal Quantity: 3 | View on Amazon |
| DELPHI Popular | GN10886 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | UF781 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| BECK/ARNLEY | 1788582 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DENSO | 6732202 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Direct Ignition Coil or Coil On Plug | View on Amazon |
| NGK | 49183 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WALKER PRODUCTS | 9212312 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Single Coil | View on Amazon |
| WELLS | 5C2254 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
11 Ignition Coil parts for the 2021 Honda Insight come from 11 brands — HOLSTEIN, SKP, SPECTRA PREMIUM and 8 other brands. The "Popular" part is ASTEMO / HITACHI IGC0095.
The Economy section: 3 options from HOLSTEIN, SKP and SPECTRA PREMIUM. HOLSTEIN 2IGC0563 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 IGC0095.
Standard Replacement: 6 parts, from STANDARD MOTOR PRODUCTS, BECK/ARNLEY, DENSO and 3 other brands. A representative part number is STANDARD MOTOR PRODUCTS UF781.
Spark Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | 9694 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OE Fine Wire Double IridiumPre-Set Gap: 0.040" | View on Amazon |
| NGK | 95815 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Laser Iridium High Ignitability | 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.
2 Spark Plug parts are listed for the 2021 Honda Insight, from BOSCH and NGK.
This group includes BOSCH 9694 and NGK 95815.
Spark Plug / Ignition Coil Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | SPP221E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the silicone and rubber boots that insulate the coil-to-plug spark path. Typical signs include a misfire in the rain, carbon tracking on the boot, or a snap when you pop the coil off. Replace boots as a set on a high-mileage engine; one cracked boot will take the coil with it.
This group shows a single part: STANDARD MOTOR PRODUCTS SPP221E.
Buying Ignition Parts for a 2021 Honda Insight
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 1.5L L4 ELECTRIC/GAS 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 Honda Insight?
Our catalog currently lists 31 ignition parts for the 2021 Honda Insight across 5 subcategories and 14 brands, covering the 1.5L L4 ELECTRIC/GAS engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2021 Honda Insight?
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 Honda Insight?
Notes on this page include pre-set gaps of 0.040" and 0.044". 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 Honda Insight 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 Honda Insight?
Every part on this page is matched to the 1.5L L4 ELECTRIC/GAS 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 Honda Insight
Ignition Parts for Other Honda Insight Years
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