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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 | 4-Blade Terminal | A-Premium IC01014 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0101
A-Premium®Part # IC0101
4 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0101
4.6567 Reviews
$50.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008 - 2008 Scion xB, 2006 - 2014 Toyota Tacoma, 2017 - 2018 Toyota Tacoma, 2019 - 2023 Toyota Tacoma, 2006 - 2011 Toyota Camry, 2010 - 2015 Scion xB, 2009 - 2009 Scion xB, 2024 - 2024 Toyota Tacoma, 2009 - 2010 Toyota Corolla, 2007 - 2008 Toyota Solara, 2005 - 2005 Toyota Tacoma, 2010 - 2010 Toyota 4Runner, 2009 - 2012 Toyota Matrix, 2015 - 2015 Toyota Tacoma, 2016 - 2016 Toyota Tacoma
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity4
Item LocatedUnited States
ColorBlack
Part interchange
9091902260, 90919A2001, 90919T2005, 90919A2006, 9091902248, UF495, UF-495
item #10027577
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1 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0103
A-Premium®Part # IC0103
1 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0103
4.6567 Reviews
$18.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2013-2018 Lexus ES300h, 2006-2006 Lexus GS300, 2007-2011 Lexus GS350, 2013-2015 Lexus GS350, 2007-2011 Lexus GS450h, 2013-2016 Lexus GS450h, 2010-2020 Lexus GX460, 2006-2015 Lexus IS250, 2016-2016 Lexus IS300, 2007-2016 Lexus IS350, 2007-2017 Lexus LS460, 2008-2016 Lexus LS600h, 2008-2011 Lexus LX570, 2013-2020 Lexus LX570, 2015-2019 Lexus NX300h, 2016-2016 Lexus RC300, 2015-2016 Lexus RC350, 2011-2016 Scion tC, 2010-2020 Toyota 4Runner, 2013-2018 Toyota Avalon
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QQVP
Note
2008-2009 Toyota Land Cruiser Sequoia & 2011 Toyota Tundra Built In Japan.
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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
4.6567 Reviews
$29.99
Low stock: Only 2 left
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
Quantity1
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QQTZ
Show less
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1593
A-Premium®Part # APIC1593
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1593
4.6567 Reviews
$85.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2020 - 2021 Lotus Evora GT, 2008 - 2016 Toyota Highlander, 2011 - 2011 Toyota Tundra, 2012 - 2017 Toyota Camry, 2010 - 2015 Lexus RX450h, 2006 - 2015 Lexus IS250, 2016 - 2019 Lotus Evora, 2013 - 2016 Lexus GS450h, 2010 - 2014 Lotus Evora, 2006 - 2006 Lexus GS300, 2007 - 2010 Toyota Camry, 2009 - 2010 Toyota Venza, 2010 - 2019 Toyota 4Runner, 2006 - 2012 Toyota RAV4, 2006 - 2016 Lexus IS350, 2007 - 2011 Lexus GS450h, 2005 - 2018 Toyota Avalon, 2015 - 2016 Lexus RC350, 2012 - 2016 Toyota Venza, 2007 - 2018 Lexus ES350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
ColorRed
ConditionNew
item #1015HK04
Note
For 2011 Toyota Tundra V6 4.0L fits the model Built in Japan, not USA.
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1 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0096
A-Premium®Part # IC0096
1 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0096
4.6567 Reviews
$24.99
Low stock: Only 1 left
Edit ZIP code
3-year warranty
90 days free return
Fits 2000 - 2000 Toyota Tacoma, 1999 - 2000 Toyota 4Runner, 2000 - 2000 Toyota Tacoma, 2001 - 2004 Toyota Tacoma, 2001 - 2004 Toyota Tacoma
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QQNZ
Note
【Note-1】For 1999-2000 Toyota 4Runner fits with Federal Emissions System.
【Note-2】For 2000 Toyota Tacoma fits with California Emissions System.
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2 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0183
A-Premium®Part # APIC0183
2 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0183
4.6567 Reviews
$42.99
Low stock: Only 5 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1995 - 1999 Toyota Tercel, 1996 - 1999 Toyota Paseo
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity2
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QL2H
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0106
A-Premium®Part # IC0106
4 pc Ignition Coil | 4-Blade Terminal | A-Premium IC0106
4.6567 Reviews
$49.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2010 - 2015 Toyota Prius, 2009 - 2010 Pontiac Vibe, 2011 - 2017 Lexus CT200h, 2012 - 2017 Toyota Prius V, 2011 - 2013 Toyota Corolla, 2009 - 2014 Toyota Matrix, 2009 - 2017 Toyota Corolla, 2018 - 2022 Toyota C-HR, 2016 - 2016 Scion iM, 2008 - 2014 Scion xD, 2017 - 2018 Toyota Corolla iM
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity4
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #100018CL
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6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1045
A-Premium®Part # APIC1045
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1045
4.6567 Reviews
$92.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2015 - 2015 Toyota Tacoma, 2003 - 2010 Toyota 4Runner, 2005 - 2005 Toyota Tacoma, 2007 - 2009 Toyota FJ Cruiser, 2006 - 2014 Toyota Tacoma, 2005 - 2011 Toyota Tundra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity6
Item LocatedUnited States
ColorRed
Part interchange
9091902260, 90919A2001, 90919T2005, 90919A2006, 9091902248, DQ50135, UF495, UF-495
item #10020L49
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1 pc Ignition Coil | 2-Bolt Terminal | A-Premium APIC0383
A-Premium®Part # APIC0383
1 pc Ignition Coil | 2-Bolt Terminal | A-Premium APIC0383
4.6567 Reviews
$28.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1984 - 1986 Toyota Camry, 1990 - 1990 Toyota Tercel, 1989 - 1989 Geo Prizm, 1985 - 1988 Chevrolet Nova, 1985 - 1987 Toyota Corolla, 1988 - 1989 Toyota Corolla, 1987 - 1991 Toyota Camry, 1983 - 1984 Toyota Corolla, 1990 - 1993 Toyota Celica, 1988 - 1988 Toyota Van Wagon, 1990 - 1991 Toyota Corolla, 1986 - 1989 Toyota Celica, 1988 - 1989 Toyota Celica, 1992 - 1992 Geo Prizm, 1992 - 1992 Toyota Corolla, 1990 - 1991 Geo Prizm, 1987 - 1987 Toyota Tercel, 1983 - 1983 Toyota Camry, 1983 - 1986 Toyota Tercel, 1984 - 1989 Toyota Van
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QQY1
Note
for 1988-1989 Corolla L4 1.6L, fit AWD(All Wheel Drive) only, Not fit FWD(Front Wheel Drive).
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8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1225
A-Premium®Part # APIC1225
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1225
4.6567 Reviews
$122.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2010 - 2020 Lexus GX460, 2007 - 2017 Lexus LS460, 2008 - 2016 Lexus LS600h, 2008 - 2011 Lexus LX570, 2013 - 2020 Lexus LX570, 2008 - 2009 Toyota Land Cruiser, 2010 - 2011 Toyota Land Cruiser, 2013 - 2020 Toyota Land Cruiser, 2008 - 2009 Toyota Sequoia, 2010 - 2012 Toyota Sequoia, 2010 - 2020 Toyota Sequoia, 2007 - 2020 Toyota Tundra, 2010 - 2019 Toyota Tundra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity8
Item LocatedUnited States
ColorRed
item #1002LRP9
Note
【Note-1】2008-2009 Toyota Land Cruiser fit the model Built in Japan.
【Note-2】2008-2009 Toyota Sequoia fit the model Built in Japan.
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4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1603
A-Premium®Part # APIC1603
4 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1603
4.6567 Reviews
$72.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009 - 2012 Toyota Matrix, 2010 - 2010 Toyota 4Runner, 2005 - 2005 Toyota Tacoma, 2018 - 2023 Lexus LC500, 2016 - 2016 Toyota Tacoma, 2015 - 2015 Toyota Tacoma, 2008 - 2014 Lexus IS F, 2022 - 2023 Lexus IS500, 2017 - 2018 Toyota Tacoma, 2015 - 2022 Lexus RC F, 2006 - 2014 Toyota Tacoma, 2016 - 2020 Lexus GS F, 2019 - 2023 Toyota Tacoma, 2006 - 2011 Toyota Camry, 2010 - 2015 Scion xB, 2008 - 2009 Scion xB, 2007 - 2008 Toyota Solara, 2024 - 2024 Toyota Tacoma, 2009 - 2010 Toyota Corolla
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
ColorYellow
ConditionNew
item #1016V7GG
Note
Package Included: 4x Yellow Ignition Coils.
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6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0861
A-Premium®Part # APIC0861
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0861
4.6567 Reviews
$114.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2018 - 2018 Lexus RX450hL, 2017 - 2018 Lexus GS450h, 2018 - 2023 Lexus LS500h, 2017 - 2019 Toyota Highlander, 2017 - 2024 Lexus RC300, 2018 - 2023 Lexus LC500h, 2017 - 2024 Lexus IS300, 2016 - 2023 Toyota Tacoma, 2017 - 2023 Lexus IS350, 2016 - 2020 Lexus GS350, 2018 - 2018 Lexus RX350, 2017 - 2023 Lexus RC350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity6
Item LocatedUnited States
ColorBlack
Part interchange
9091902273, 90919A2008, C-961, UF-796, UF796
item #1004WQS2
Show less
1 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0059
A-Premium®Part # APIC0059
1 pc Ignition Coil | 2-Blade Terminal | A-Premium APIC0059
4.6567 Reviews
$26.99
Low stock: Only 4 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1994 - 1995 Toyota Camry, 1995 - 1995 Toyota Avalon, 1994 - 1995 Lexus ES300
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QL06
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1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0055
A-Premium®Part # APIC0055
1 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC0055
4.6567 Reviews
$21.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004 - 2006 Lexus ES330, 2004 - 2006 Lexus RX330, 2006 - 2008 Lexus RX400h, 2004 - 2006 Toyota Camry, 2004 - 2008 Toyota Highlander, 2004 - 2006 Toyota Sienna, 2004 - 2008 Toyota Solara
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity1
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002QS03
Show less
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1213
A-Premium®Part # APIC1213
8 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1213
4.6567 Reviews
$105.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2001 - 2007 Lexus GS430, 2003 - 2009 Lexus GX470, 2001 - 2006 Lexus LS430, 1998 - 2007 Lexus LX470, 2002 - 2010 Lexus SC430, 2003 - 2009 Toyota 4Runner, 1998 - 2007 Toyota Land Cruiser, 2001 - 2009 Toyota Sequoia, 2000 - 2009 Toyota Tundra
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity8
Item LocatedUnited States
ColorRed
item #1002LN5K
Note
Install on Distributorless.
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6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1090
A-Premium®Part # APIC1090
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1090
4.6567 Reviews
$70.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2020 - 2021 Lotus Evora GT, 2008 - 2016 Toyota Highlander, 2011 - 2011 Toyota Tundra, 2012 - 2017 Toyota Camry, 2010 - 2015 Lexus RX450h, 2006 - 2015 Lexus IS250, 2016 - 2019 Lotus Evora, 2013 - 2016 Lexus GS450h, 2010 - 2014 Lotus Evora, 2006 - 2006 Lexus GS300, 2007 - 2010 Toyota Camry, 2009 - 2010 Toyota Venza, 2010 - 2019 Toyota 4Runner, 2006 - 2012 Toyota RAV4, 2006 - 2016 Lexus IS350, 2007 - 2011 Lexus GS450h, 2005 - 2018 Toyota Avalon, 2015 - 2016 Lexus RC350, 2012 - 2016 Toyota Venza, 2007 - 2018 Lexus ES350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity6
Item LocatedUnited States
ColorBlue
item #1002LVAK
Note
For 2011 Toyota Tundra, fit the model built in Japan.
Show less
3 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1087
A-Premium®Part # APIC1087
3 pc Ignition Coil | 3-Blade Terminal | A-Premium APIC1087
4.6567 Reviews
$55.99
Low stock: Only 2 left
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
Quantity3
Item LocatedUnited States
ColorBlue
Part interchange
UF156, 9091902212, 88921337
item #1002GN5Q
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2 pc Ignition Coil | 2-Pin Terminal | A-Premium APIC0297
A-Premium®Part # APIC0297
2 pc Ignition Coil | 2-Pin Terminal | A-Premium APIC0297
4.6567 Reviews
$35.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1996 - 1996 Toyota Camry, 1994 - 1995 Toyota Camry, 1992 - 1992 Toyota Celica, 1990 - 1991 Toyota Celica, 1992 - 1995 Toyota 4Runner, 1993 - 1995 Toyota 4Runner, 1992 - 1995 Toyota MR2, 1993 - 1994 Toyota T100, 1992 - 1995 Toyota Pickup, 1992 - 1997 Lexus SC400, 1992 - 1993 Toyota Celica, 1993 - 1995 Toyota Pickup, 1991 - 1992 Toyota MR2, 1990 - 1997 Lexus LS400
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Quantity2
Item LocatedUnited States
Installation PositionFront Side
ColorBlack
item #1002Q188
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
4.6567 Reviews
$67.99
Low stock: Only 2 left
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
Part interchange
UF596, UF619, 9091902252, 9091902258, 90919C2003, 90919C2005, 19205156, 19205439
item #10025ZXW
Show less
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1602
A-Premium®Part # APIC1602
6 pc Ignition Coil | 4-Blade Terminal | A-Premium APIC1602
4.6567 Reviews
$102.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2020 - 2021 Lotus Evora GT, 2008 - 2016 Toyota Highlander, 2011 - 2011 Toyota Tundra, 2012 - 2017 Toyota Camry, 2010 - 2015 Lexus RX450h, 2006 - 2015 Lexus IS250, 2016 - 2019 Lotus Evora, 2013 - 2016 Lexus GS450h, 2010 - 2014 Lotus Evora, 2006 - 2006 Lexus GS300, 2007 - 2010 Toyota Camry, 2009 - 2010 Toyota Venza, 2010 - 2019 Toyota 4Runner, 2006 - 2012 Toyota RAV4, 2006 - 2016 Lexus IS350, 2007 - 2011 Lexus GS450h, 2005 - 2018 Toyota Avalon, 2015 - 2016 Lexus RC350, 2012 - 2016 Toyota Venza, 2007 - 2018 Lexus ES350
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Toyota
Item LocatedUnited States
ColorYellow
ConditionNew
item #1015HE6W
Note
For 2011 Toyota Tundra V6 4.0L fits the model Built in Japan, not USA.
Show less
Page 2 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.

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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

What Happens When an Ignition Coil Goes Bad?

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How To Check Ignition Coil with A Multimeter?

There could be multiple reasons for checking the ignition coil; one of the primary reasons could be that you are facing difficulty starting the vehicle when you crank the key into the ignition. You are probably right if you guess this problem is because o

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How Small Engine Ignition Coil Can Be Tested with A Multimeter?

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