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Toyota Ignition Coil

333 items

Shop precise fit replacement Ignition Coil to maintain and improve your vehicle's performance. Find the right parts for your make and model, backed by excellent customer service at A-Premium.

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4 pc Ignition Coil | Aisin ESCAZ-000884 pc Ignition Coil | Aisin ESCAZ-00088
AisinPart # ESCAZ-00088
4 pc Ignition Coil | Aisin ESCAZ-00088
4.6586 Reviews
$99.99
Low stock: Only 3 left
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3-year warranty
90 days free return
Fits 2020 - 2023 BMW 228i xDrive Gran Coupe, 2018 - 2023 BMW 530e xDrive, 2017 - 2019 BMW 330i GT xDrive, 2018 - 2023 BMW 530e, 2023 - 2023 BMW 430i xDrive Gran Coupe, 2021 - 2023 BMW 330e xDrive, 2021 - 2023 BMW 330e, 2021 - 2022 Toyota GR Supra, 2016 - 2022 BMW X1, 2017 - 2023 BMW 530i, 2017 - 2023 BMW 530i xDrive, 2016 - 2023 Mini Cooper Clubman, 2019 - 2023 BMW Z4, 2017 - 2023 BMW 330i, 2019 - 2023 BMW X4, 2017 - 2023 BMW 430i xDrive, 2022 - 2024 BMW 430i Gran Coupe, 2020 - 2023 BMW M235i xDrive Gran Coupe, 2021 - 2024 BMW 228i Gran Coupe, 2017 - 2023 BMW 430i
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity4
Item LocatedUnited States
Part interchange
12137619385, 12138643360, 12138647463, 12138678438
ConditionNew
item #10189TLP
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4 pc Ignition Coil | Aisin ESCT-00644
AisinPart # ESCT-00644
4 pc Ignition Coil | Aisin ESCT-00644
4.6586 Reviews
$133.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2019 - 2019 Toyota Yaris, 2016 - 2016 Scion iA, 2017 - 2018 Toyota Yaris iA
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity4
Item LocatedUnited States
Part interchange
90118WB460
ConditionNew
item #10189TCW
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1 pc Ignition Coil | Aisin ESCT-00495
AisinPart # ESCT-00495
1 pc Ignition Coil | Aisin ESCT-00495
4.6586 Reviews
$26.99
Low stock: Only 3 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2001 - 2007 Lexus GS430, 2001 - 2009 Toyota Sequoia, 2003 - 2009 Toyota 4Runner, 2001 - 2006 Lexus LS430, 2003 - 2009 Lexus GX470, 2000 - 2009 Toyota Tundra, 1998 - 2007 Toyota Land Cruiser, 1998 - 2007 Lexus LX470, 2002 - 2010 Lexus SC430
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
9008019027, 9091902230, 9091902249, 9091902259
ConditionNew
item #10185956
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1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00485
AisinPart # ESCT-00485
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00485
4.6586 Reviews
$26.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2007 - 2020 Toyota Tundra, 2011 - 2016 Scion tC, 2008 - 2011 Lexus LX570, 2008 - 2009 Toyota Land Cruiser, 2011 - 2013 Toyota Sienna, 2007 - 2017 Lexus LS460, 2011 - 2011 Toyota Tundra, 2015 - 2019 Lexus NX300h, 2006 - 2015 Lexus IS250, 2010 - 2020 Toyota Sequoia, 2013 - 2018 Toyota Avalon, 2010 - 2010 Toyota Tundra, 2013 - 2016 Lexus GS450h, 2013 - 2018 Lexus ES300h, 2010 - 2011 Toyota Land Cruiser, 2010 - 2017 Toyota Camry, 2009 - 2018 Toyota RAV4, 2017 - 2017 Toyota Camry, 2006 - 2006 Lexus GS300, 2007 - 2016 Lexus IS350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
9091902250, 9091902251, 9091902255, 9091902256, 90919A2002, 90919A2003, 90919A2004, 90919A2005, 
...View more
ConditionNew
item #10186LN8
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1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00721
AisinPart # ESCT-00721
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00721
4.6586 Reviews
$34.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2016 Scion tC, 2008 - 2011 Lexus LX570, 2008 - 2009 Toyota Land Cruiser, 2011 - 2013 Toyota Sienna, 2011 - 2011 Toyota Tundra, 2010 - 2010 Toyota Tundra, 2007 - 2017 Lexus LS460, 2010 - 2020 Toyota Sequoia, 2015 - 2019 Lexus NX300h, 2011 - 2011 Toyota Tundra, 2006 - 2015 Lexus IS250, 2013 - 2018 Toyota Avalon, 2010 - 2010 Toyota Tundra, 2013 - 2016 Lexus GS450h, 2013 - 2018 Lexus ES300h, 2010 - 2011 Toyota Land Cruiser, 2010 - 2017 Toyota Camry, 2009 - 2018 Toyota RAV4, 2006 - 2006 Lexus GS300, 2017 - 2017 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
9091902257
ConditionNew
item #10186NRU
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1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCT-00477
AisinPart # ESCT-00477
1 pc Ignition Coil | 2-Blade Terminal | Aisin ESCT-00477
4.6586 Reviews
$36.99
Low stock: Only 3 left
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3-year warranty
90 days free return
Fits 1990 - 1991 Lexus ES250, 1989 - 1991 Toyota 4Runner, 1991 - 1992 Toyota MR2, 1988 - 1991 Toyota Pickup, 1990 - 1992 Toyota Land Cruiser, 1988 - 1991 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
19017136, 9091902185
ConditionNew
item #10186N0Y
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1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCAZ-00087
AisinPart # ESCAZ-00087
1 pc Ignition Coil | 3-Blade Terminal | Aisin ESCAZ-00087
4.6586 Reviews
$32.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2020 - 2023 BMW 228i xDrive Gran Coupe, 2020 - 2022 BMW 745e xDrive, 2019 - 2020 BMW i8, 2017 - 2023 BMW M240i xDrive, 2017 - 2019 BMW 330i GT xDrive, 2020 - 2023 BMW 840i xDrive Gran Coupe, 2017 - 2020 BMW 440i, 2018 - 2024 BMW X3, 2021 - 2023 BMW M3, 2016 - 2022 BMW X1, 2017 - 2023 BMW 530i, 2017 - 2023 BMW 530i xDrive, 2017 - 2020 BMW 440i Gran Coupe, 2014 - 2019 Mini Cooper, 2019 - 2023 BMW Z4, 2019 - 2023 BMW X4, 2017 - 2023 BMW 540i, 2014 - 2017 BMW i8, 2018 - 2019 BMW 640i xDrive Gran Turismo, 2020 - 2023 BMW M235i xDrive Gran Coupe
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
12137619385, 12138643360, 12138647463, 12138678438
ConditionNew
item #10186KQS
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00683
AisinPart # ESCT-00683
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCT-00683
4.6586 Reviews
$36.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000 - 2000 Toyota Tacoma, 1998 - 1999 Toyota Tacoma, 1999 - 2000 Toyota 4Runner, 1997 - 2001 Toyota Camry, 1998 - 2000 Toyota RAV4, 1998 - 1998 Toyota T100, 1998 - 1999 Toyota Tacoma, 1999 - 2001 Toyota Solara, 2000 - 2000 Toyota Tacoma, 1997 - 1998 Toyota 4Runner
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
9008019007, 9008019008, 9091902217, 9091902218, 9091902220
ConditionNew
item #10186NQ1
Show less
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-00499
AisinPart # ESCAZ-00499
1 pc Ignition Coil | 4-Blade Terminal | Aisin ESCAZ-00499
4.6586 Reviews
$26.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2010 Pontiac Vibe, 2002 - 2006 Toyota Solara, 2013 - 2013 Toyota Matrix, 2009 - 2010 Toyota Matrix, 2001 - 2003 Toyota RAV4, 2004 - 2008 Toyota RAV4, 2001 - 2007 Toyota Highlander, 2002 - 2002 Toyota Camry, 2003 - 2003 Toyota Camry, 2010 - 2012 Lexus HS250h, 2004 - 2011 Toyota Camry, 2010 - 2015 Scion xB, 2005 - 2016 Scion tC, 2009 - 2010 Toyota Corolla
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Part interchange
9091919023
ConditionNew
item #10186HQH
Show less
1 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0100
A-Premium®Part # IC0100
1 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0100
4.6586 Reviews
$19.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2012 Toyota Matrix, 2010 - 2010 Toyota 4Runner, 2015 - 2015 Toyota Tacoma, 2018 - 2023 Lexus LC500, 2003 - 2010 Toyota 4Runner, 2016 - 2016 Toyota Tacoma, 2015 - 2015 Toyota Tacoma, 2008 - 2014 Lexus IS F, 2022 - 2023 Lexus IS500, 2017 - 2018 Toyota Tacoma, 2009 - 2009 Scion xB, 2015 - 2022 Lexus RC F, 2005 - 2011 Toyota Tundra, 2008 - 2008 Scion xB, 2006 - 2014 Toyota Tacoma, 2016 - 2020 Lexus GS F, 2007 - 2009 Toyota FJ Cruiser, 2019 - 2023 Toyota Tacoma, 2006 - 2011 Toyota Camry, 2010 - 2015 Scion xB
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QV94
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1214
A-Premium®Part # APIC1214
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1214
4.6586 Reviews
$57.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1999 - 2002 Chevrolet Prizm, 2003 - 2006 Pontiac Vibe, 2007 - 2008 Pontiac Vibe, 2000 - 2005 Toyota Celica, 1999 - 2004 Toyota Corolla, 2005 - 2006 Toyota Corolla, 2007 - 2008 Toyota Corolla, 2003 - 2006 Toyota Matrix, 2007 - 2008 Toyota Matrix, 2000 - 2005 Toyota MR2 Spyder
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
ColorRed
ConditionNew
item #1002LXK2
Note
【Note-1】For Toyota Corolla fit the model built From 8/99.
【Note-2】For Chevrolet Prizm fit the model built From 8/99.
【Note-3】Please check the compatibility carefully before purchasing.
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1 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0061
A-Premium®Part # APIC0061
1 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0061
4.6586 Reviews
$25.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1999 - 2001 Lexus ES300, 1996 - 1999 Toyota Avalon, 1998 - 2000 Toyota Sienna, 1996 - 1998 Lexus ES300, 1999 - 2003 Toyota Solara, 1996 - 2001 Toyota Camry
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QQC4
Note
1999-2001 Lexus ES300 fit the model without Variable Valve Timing (VVT).
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1 pc Ignition Coil | 4-Pin Terminal | A-Premium IC0128
A-Premium®Part # IC0128
1 pc Ignition Coil | 4-Pin Terminal | A-Premium IC0128
4.6586 Reviews
$29.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2001 - 2009 Toyota Sequoia, 1998 - 2007 Toyota Land Cruiser, 2003 - 2009 Toyota 4Runner, 2000 - 2009 Toyota Tundra, 2001 - 2006 Lexus LS430, 1998 - 2007 Lexus LX470, 2002 - 2010 Lexus SC430, 2003 - 2009 Lexus GX470, 2001 - 2007 Lexus GS430
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QQTZ
Show less
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0349
A-Premium®Part # APIC0349
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0349
4.6586 Reviews
$82.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2017 Lexus NX200t, 2018 - 2020 Lexus RC300, 2018 - 2021 Lexus NX300, 2017 - 2022 Toyota Prius Prime, 2016 - 2017 Lexus IS200t, 2012 - 2015 Toyota Prius Plug-In, 2016 - 2022 Toyota Prius, 2016 - 2017 Lexus GS200t, 2018 - 2019 Lexus GS300, 2018 - 2019 Lexus IS300, 2019 - 2022 Toyota Prius AWD-e, 2016 - 2017 Lexus RC200t
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #10001C86
Show less
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1082
A-Premium®Part # APIC1082
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1082
4.6586 Reviews
$67.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011 - 2017 Lexus CT200h, 2009 - 2010 Pontiac Vibe, 2016 - 2016 Scion iM, 2008 - 2014 Scion xD, 2018 - 2022 Toyota C-HR, 2009 - 2017 Toyota Corolla, 2011 - 2013 Toyota Corolla, 2017 - 2018 Toyota Corolla iM, 2009 - 2014 Toyota Matrix, 2010 - 2015 Toyota Prius, 2012 - 2017 Toyota Prius V
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity4
Item LocatedUnited States
ColorYellow
ConditionNew
item #10025ZXW
Show less
1 pc Ignition Coil | 2-Blade Terminal | A-Premium IC0092
A-Premium®Part # IC0092
1 pc Ignition Coil | 2-Blade Terminal | A-Premium IC0092
4.6586 Reviews
$25.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 2002 Toyota 4Runner, 1995 - 1998 Toyota T100, 1995 - 2004 Toyota Tacoma, 2000 - 2004 Toyota Tundra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1002QKUE
Show less
4 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC0487
A-Premium®Part # APIC0487
4 pc Ignition Coil | 3-Pin Terminal | A-Premium APIC0487
4.6586 Reviews
$67.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2023 - 2023 Toyota Highlander, 2018 - 2023 Toyota Camry, 2023 - 2023 Toyota Prius Prime, 2024 - 2025 Toyota Grand Highlander, 2023 - 2024 Lexus RX500h, 2022 - 2025 Lexus NX350h, 2023 - 2024 Lexus RX350h, 2024 - 2024 Lexus TX350, 2022 - 2025 Lexus NX450h+, 2020 - 2023 Toyota Highlander, 2024 - 2024 Toyota Grand Highlander, 2019 - 2024 Toyota RAV4, 2019 - 2022 Toyota Avalon, 2021 - 2024 Toyota Venza, 2024 - 2024 Lexus RX450h+, 2023 - 2023 Toyota Prius, 2023 - 2023 Toyota Crown, 2019 - 2024 Lexus UX250h, 2021 - 2024 Toyota Sienna, 2023 - 2023 Toyota Prius AWD-e
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
ConditionNew
item #1004700D
Show less
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1600
A-Premium®Part # APIC1600
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1600
4.6586 Reviews
$73.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2007 - 2008 Toyota Matrix, 2000 - 2004 Toyota Corolla, 2000 - 2005 Toyota Celica, 2000 - 2005 Toyota MR2 Spyder, 1999 - 2002 Chevrolet Prizm, 2003 - 2006 Toyota Matrix, 2005 - 2006 Toyota Corolla, 1999 - 1999 Toyota Corolla, 2005 - 2006 Toyota Corolla, 2005 - 2006 Toyota Corolla, 2003 - 2008 Pontiac Vibe, 2003 - 2006 Toyota Matrix, 2007 - 2008 Toyota Corolla
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
ColorYellow
ConditionNew
item #1015HCDQ
Note
Package Included: 4x Yellow Ignition Coils.
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1690PG
A-Premium®Part # APIC1690PG
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1690PG
4.6586 Reviews
$92.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2007 - 2015 Toyota Avanza, 2009 - 2009 Toyota Rush
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity4
Item LocatedUnited States
ColorBlack
ConditionNew
item #1018AK7A
Show less
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0495
A-Premium®Part # APIC0495
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0495
4.6586 Reviews
$138.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2006 - 2006 Toyota Avalon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Vehicle
ColorBlack
ConditionNew
item #1001NT3D
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Page 5 of 17

Premium Automotive Ignition Coils | Restore Engine Power & Fuel Efficiency

Are you experiencing rough idling, engine misfires, or a sudden drop in fuel economy? It might be time for an ignition coil replacement. As a heart of your vehicle's ignition system, a reliable automotive ignition coil transforms your battery's low voltage into the thousands of volts required to create an electric spark in the spark plugs, keeping your engine running smoothly.

At A-Premium, we provide OE-matching car ignition coil solutions designed to eliminate misfires, restore lost horsepower, and ensure reliable cold starts in any weather condition.

Anatomy of an A-Premium engine ignition coil

Anatomy of an A-Premium Engine Ignition Coil

To understand what makes a high-performance engine ignition coil, let’s look inside its core engineering:

  1. Integrated Driving Circuit: Features a compact, smart-integrated electronic chip at the top of the coil to ensure precise ignition timing and robust thermal resistance.
  2. Superior Quality Components & Materials: Wrapped with high-grade copper wire and premium epoxy resin insulation to prevent voltage leaks and withstand extreme under-hood heat.
  3. Rigorously Tested & Inspected: 100% factory stress-tested against thermal shock and vibration to guarantee long-lasting durability.
  4. Diagonal Windings Technology: Eliminates heavy, sectioned bobbins through advanced space-saving diagonal winding, significantly reducing the overall size and weight while maximizing energy output.

Our Advantages: Built for Real-World Driving Scenarios

Our automotive ignition coil lineup is engineered to solve everyday driving pains:

  • The Daily Commute (Stop-and-Go Traffic): Misfires often happen when idling at red lights. Our coils deliver stable, continuous voltage output, eliminating rough idles and ensuring seamless acceleration.
  • Extreme Weather Performance: Cheap coils crack under freezing winter temperatures or intense summer engine heat. Our high-dielectric epoxy coatings prevent micro-cracks, ensuring your engine fires up instantly on the first crank.
  • Fuel & Emission Savings: A weak spark leads to unburnt fuel. Upgrading your worn car ignition coil ensures complete combustion, optimizing your MPG and helping you pass emissions tests effortlessly.

Smart Buyer’s Guide: How to Choose the Best Ignition Coil

Navigating the market for an engine ignition coil can be confusing. Here is what smart buyers look for to get the perfect match:

1. Matching by Vehicle Make & Fitment (The #1 Priority)

Ignition systems are highly sensitive. A generic coil will cause error codes. Most users search and filter by their vehicle’s specific Year, Make, and Model, such as Ford EcoBoost, Honda VTEC, or Toyota VVT-i systems. Always use our fitment selector at the top of the page to find the exact OEM specification for your car.

2. When to Buy an Ignition Coil & Spark Plug Kit? (The Smart Money Move)

Should you buy them together? 90% of mechanics recommend it.

  • The Reason: A worn, old spark plug has a wider gap, which forces the engine ignition coil to work twice as hard to bridge that gap. This extra workload overheats the coil and burns it out prematurely.
  • The Strategy: If your vehicle has crossed 80,000 miles and you are doing an ignition coil replacement, always buy a complete coil and spark plug kit. It saves you from tearing down the engine twice and protects your new investment.

Replacement Checklist: When to Replace vs. When to Keep

Not every engine hiccup requires a new coil. Use this quick checklist to decide your next move:

Time to Replace if:

  • You have a confirmed OBD-II trouble code between P0300 to P0308, indicating a specific cylinder misfire.
  • The plastic housing of the coil shows visible hairline cracks, melting, or burning.
  • Your vehicle has passed 100,000 miles, as ignition coils are wear items and generally degrade after this milestone.

Do NOT Replace Yet if:

  • Your car won't crank at all. This is usually a dead battery or starter motor issue, not the ignition coil.
  • You have a misfire code but haven't checked for oil leaks. Often, a leaking valve cover gasket floods the spark plug well with oil, causing a short circuit. Simply cleaning the oil and replacing the gasket might fix the issue without needing a new coil.

Frequently Asked Questions (FAQ)

Can I replace just one faulty ignition coil, or should I replace them all at once?

If your vehicle has low mileage, replacing just the single failed car ignition coil is perfectly fine. However, if your car has over 80,000 miles, all the coils have experienced the same amount of heat and stress. When one fails, the others are usually close behind. Replacing the whole set at once ensures consistent engine balance and saves on future labor costs.

What are the most common symptoms of a failing engine ignition coil?

The most prominent signs include a flashing Check Engine Light, sudden engine shaking, especially at idle or under load, poor fuel economy, backfiring, and a noticeable hesitation or jerking when you step on the gas pedal.

How long does a typical automotive ignition coil last?

High-quality OEM-grade ignition coils are built to last between 80,000 to 100,000 miles. However, exposure to excessive engine vibration, oil leaks from a failing valve cover gasket, or neglected, worn-out spark plugs can drastically shorten their lifespan.

Will changing my ignition coils improve my gas mileage?

Yes. If your current coils are weak or failing, they create incomplete combustion in the cylinders, meaning your engine is literally throwing away unburnt fuel through the exhaust. Performing an ignition coil replacement restores 100% combustion efficiency, bringing your fuel economy back to factory-fresh levels.

Is it safe to drive with a misfiring ignition coil?

No, you should avoid it. Driving with a failed ignition coil means unburnt raw fuel is entering your exhaust system. This fuel will quickly ignite inside your catalytic converter, overheating it and melting its internal structure. A catalytic converter replacement is significantly more expensive than a simple ignition coil swap.

Related Blogs

Hard Start in Hot Weather? Testing Your Fuel Pump and Ignition Coil for Heat Soak

Heat soak is a "final warning" for aging parts. This guide dives into why fuel pumps and ignition coils fail in high heat and how to professionally diagnose these faults to solve your car’s hot-weather starting issues.

Aug 17, 2026

P0301 Code: Cylinder 1 Misfire Diagnosis and Fix

Experiencing engine issues? The P0301 code signals a cylinder 1 misfire, impacting performance and fuel efficiency. Discover the causes, symptoms, and effective fixes to quickly get your engine back to optimal performance.

Aug 10, 2026

P0351: Ignition Coil A Primary/Secondary Circuit Malfunction

Decode the P0351 Ignition Coil A fault. Learn its meaning, symptoms, and causes like failed coils or bad wiring. Master the DIY diagnosis, including the coil swap test, to avoid costly PCM replacements and restore engine performance efficiently.

Aug 10, 2026

P0306 Code: Cylinder 6 Misfire Causes, Diagnosis, and Fix

Decode the P0306 Cylinder 6 Misfire code. This step-by-step guide helps you pinpoint the exact cause, avoid unnecessary part replacements, reduce repair costs, and prevent severe engine damage.

Aug 10, 2026

P0302 Code: How to Diagnose and Fix a Cylinder 2 Misfire

The P0302 diagnostic trouble code indicates a misfire condition in cylinder 2 of the engine. Specifically, the P0302 code is triggered when the engine control module (ECM) detects that cylinder 2 is not firing properly or is experiencing a misfire.

Jul 30, 2026