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Ignition Coil

3415 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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Denso 673-2310 Ignition CoilDenso 673-2310 Ignition Coil
DensoPart # 673-2310
Denso 673-2310 Ignition Coil
4.523 Reviews
$61.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1999-2008 Acura TL, 2001-2003 Acura CL, 2005-2008 Acura RL, 1999-2010 Honda Odyssey, 2000-2007 Honda Accord
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-2310, C-511, IC242, U5051, 30520-RCA-A02, 30520-P8E-S01, 30520-RCA-S01, 30520-P8E-A01, 
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item #1002H64V
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Denso 673-2311 Ignition Coil
DensoPart # 673-2311
Denso 673-2311 Ignition Coil
4.523 Reviews
$64.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009-2012 Acura RL, 2009-2014 Acura TL, 2010-2014 Acura TSX, 2008-2012 Honda Accord, 2008-2017 Honda Odyssey, 2010-2011 Honda Accord Crosstour, 2012-2012 Honda Crosstour
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Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-2311, C-752, IC693, U5304, 30520-R70-S01, 30520-R70-A01, 178-8379, UF603, 
...View more
item #1002H660
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Denso 673-9302 Ignition Coil
DensoPart # 673-9302
Denso 673-9302 Ignition Coil
4.523 Reviews
$51.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2005-2006 Audi A6 Quattro, 2005-2008 Audi A4 Quattro, 2006-2006 Audi A6, 2006-2008 Audi A4, 2007-2007 Audi A6, 2007-2008 Audi A6 Quattro, 2007-2009 Audi A8 Quattro, 2007-2009 Audi A8 Quattro, 2007-2009 Audi S8, 2007-2010 Audi Q7, 2007-2011 Audi S6, 2008-2008 Audi A6, 2008-2009 Audi A5 Quattro, 2008-2011 Audi R8, 2008-2011 Audi S5, 2009-2009 Audi A4 Quattro, 2009-2009 Audi A6 Quattro, 2009-2010 Audi A6, 2009-2011 Audi A6 Quattro, 2010-2010 Audi A5 Quattro
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Quantity1
Item LocatedUnited States
ColorRed
Part interchange
673-9302, C-766, IC609, U5014, 06E 905 115 D, 06E 905 115 G, 06E 905 115 E, 06E 905 115 F, 
...View more
item #1002HGG9
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Direct Ignition Coil - Denso 673-2316
DensoPart # 673-2316
Direct Ignition Coil - Denso 673-2316
4.523 Reviews
$95.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2014-2017 Acura MDX, 2014-2019 Acura RLX, 2015-2019 Acura TLX, 2016-2018 Acura RDX, 2018-2020 Acura MDX, 2020-2020 Acura RLX, 2020-2020 Acura TLX, 2022-2023 Acura MDX, 2013-2015 Honda Crosstour, 2013-2017 Honda Accord, 2016-2022 Honda Pilot, 2017-2022 Honda Ridgeline, 2018-2022 Honda Odyssey, 2019-2022 Honda Passport
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-2316, IC817, 48886, U5270, 30520-5G0-A01, UF713, GN10733, 099700-2410, 
...View more
item #1002H9U1
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Direct Ignition Coil - Denso 673-9332
DensoPart # 673-9332
Direct Ignition Coil - Denso 673-9332
4.523 Reviews
$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2006-2006 BMW 325i, 2006-2006 BMW 325xi, 2006-2006 BMW 330i, 2006-2006 BMW 330xi, 2006-2006 BMW 525i, 2006-2006 BMW 525xi, 2006-2006 BMW 530i, 2006-2006 BMW 530xi, 2006-2006 BMW Z4, 2006-2006 BMW Z4, 2006-2006 BMW Z4, 2007-2007 BMW 525i, 2007-2007 BMW 525xi, 2007-2007 BMW 530i, 2007-2007 BMW 530xi, 2007-2008 BMW 328xi, 2007-2008 BMW Z4, 2007-2010 BMW X3, 2007-2011 BMW 328i, 2009-2010 BMW Z4
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-9332, 48705, U5055, 12 13 7 594 937, 12 13 8 616 153, UF667, GN10571, E1167
item #1002HHZK
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Denso 673-2301 Ignition Coil
DensoPart # 673-2301
Denso 673-2301 Ignition Coil
4.523 Reviews
$70.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2002-2006 Acura RSX, 2002-2009 Honda CR-V, 2002-2011 Honda Civic, 2003-2007 Honda Accord, 2003-2011 Honda Element, 2004-2005 Honda S2000
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-2301, C-540, IC441, U5099, 30520-PNA-007, 30520-RRA-007, GN10370, 5C1382, 
...View more
item #1002H5LY
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Direct Ignition Coil - Denso 673-5203
DensoPart # 673-5203
Direct Ignition Coil - Denso 673-5203
4.523 Reviews
$38.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011-2016 Chrysler Town & Country, 2011-2016 Chrysler Town & Country, 2011-2016 Chrysler Town & Country, 2011-2017 Chrysler 200, 2011-2023 Chrysler 300, 2013-2016 Chrysler Town & Country, 2014-2014 Chrysler Town & Country, 2015-2016 Chrysler Town & Country, 2015-2016 Chrysler Town & Country, 2016-2016 Chrysler Town & Country, 2011-2011 Dodge Journey, 2011-2011 Dodge Journey, 2011-2012 Dodge Journey, 2011-2012 Dodge Journey, 2011-2012 Dodge Journey, 2011-2014 Dodge Avenger, 2011-2015 Dodge Durango, 2011-2020 Dodge Grand Caravan, 2011-2023 Dodge Challenger, 2011-2023 Dodge Charger
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-5203, IC751, 48755, U5187, 5149 168AH, 5149 168AI, 0 221 504 032, 0 221 504 048, 
...View more
item #1002H5YG
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Denso 673-1310 Ignition Coil
DensoPart # 673-1310
Denso 673-1310 Ignition Coil
4.523 Reviews
$116.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011-2017 Lexus CT200h, 2009-2010 Pontiac Vibe, 2008-2014 Scion xD, 2016-2016 Scion iM, 2009-2013 Toyota Corolla, 2009-2013 Toyota Matrix, 2010-2015 Toyota Prius, 2012-2015 Toyota Prius Plug-In, 2012-2018 Toyota Prius V, 2014-2018 Toyota Corolla, 2017-2018 Toyota Corolla iM, 2018-2022 Toyota C-HR, 2019-2019 Toyota Corolla
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-1310, C-696, IC722, U5145, 90919-02258, 90919-02252, GN10341, 5C1771, 
...View more
item #1002H77Y
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Denso 673-4028 Ignition Coil
DensoPart # 673-4028
Denso 673-4028 Ignition Coil
4.523 Reviews
$77.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2009-2013 INFINITI FX50, 2011-2013 INFINITI M56, 2014-2014 INFINITI QX70, 2014-2017 INFINITI QX60, 2014-2019 INFINITI Q70, 2015-2019 INFINITI Q70L, 2007-2010 Nissan Sentra, 2007-2011 Nissan Versa, 2007-2018 Nissan Altima, 2008-2016 Nissan Rogue, 2009-2010 Nissan Sentra, 2009-2010 Nissan Sentra, 2009-2014 Nissan Cube, 2011-2016 Nissan Sentra, 2012-2012 Nissan Versa, 2013-2013 Nissan NV200, 2014-2014 Nissan NV200, 2014-2014 Nissan Pathfinder, 2014-2015 Nissan Rogue Select, 2016-2016 Nissan Murano
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-4028, C-751, IC629, U5119, 22448-1KT1A, 22448-JA00C, 22448-JA00A, 22448-ED000, 
...View more
item #1002H70V
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Denso 673-2305 Ignition Coil
DensoPart # 673-2305
Denso 673-2305 Ignition Coil
4.523 Reviews
$65.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2006-2011 Honda Civic
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-2305, C-700, IC662, U5081, 30520-RNA-A01, 178-8393, UF582, GN10324, 
...View more
item #1002HARC
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Direct Ignition Coil - Denso 673-5202
DensoPart # 673-5202
Direct Ignition Coil - Denso 673-5202
4.523 Reviews
$54.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2005-2010 Chrysler 300, 2006-2012 Chrysler 300, 2007-2009 Chrysler Aspen, 2012-2014 Chrysler 300, 2014-2023 Chrysler 300, 2023-2023 Chrysler 300, 2006-2008 Dodge Magnum, 2006-2008 Dodge Magnum, 2006-2009 Dodge Durango, 2006-2009 Dodge Ram 3500, 2006-2010 Dodge Charger, 2006-2010 Dodge Ram 1500, 2006-2010 Dodge Ram 2500, 2006-2023 Dodge Charger, 2008-2008 Dodge Challenger, 2009-2010 Dodge Challenger, 2009-2023 Dodge Challenger, 2011-2023 Dodge Challenger, 2011-2023 Dodge Durango, 2012-2023 Dodge Charger
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-5202, C-693, IC584, U5121, 5602 9129AA, 5602 9129AB, 5602 9129AF, 6806 0346AA, 
...View more
item #1002H9T7
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Denso 673-6003 Ignition Coil
DensoPart # 673-6003
Denso 673-6003 Ignition Coil
4.523 Reviews
$48.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2004-2007 Ford F-150, 2005-2006 Ford Mustang, 2005-2007 Ford Expedition, 2005-2007 Ford F-250 Super Duty, 2005-2007 Ford F-250 Super Duty, 2005-2007 Ford F-350 Super Duty, 2005-2007 Ford F-350 Super Duty, 2005-2007 Ford F-450 Super Duty, 2005-2007 Ford F-550 Super Duty, 2006-2007 Ford Explorer, 2006-2007 Ford F-53 Motorhome Chassis, 2007-2007 Ford Explorer Sport Trac, 2007-2007 Ford Mustang, 2008-2008 Ford Expedition, 2008-2008 Ford Explorer, 2008-2008 Ford Explorer Sport Trac, 2008-2008 Ford F-150, 2008-2008 Ford F-250 Super Duty, 2008-2008 Ford F-250 Super Duty, 2008-2008 Ford F-350 Super Duty
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-6003, C-652, IC558, U5150, 3L3Z 12029-BA, GN10182, FD508, 921-2007, 
...View more
item #1002HA6C
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Denso 673-1307 Ignition Coil
DensoPart # 673-1307
Denso 673-1307 Ignition Coil
4.523 Reviews
$115.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2010-2012 Lexus HS250h, 2009-2010 Pontiac Vibe, 2005-2010 Scion tC, 2012-2015 Scion xB, 2001-2005 Toyota Highlander, 2001-2005 Toyota RAV4, 2002-2005 Toyota Camry, 2002-2006 Toyota Solara, 2006-2006 Toyota Highlander, 2006-2008 Toyota RAV4, 2007-2007 Toyota Camry, 2007-2007 Toyota Camry, 2007-2007 Toyota Highlander, 2007-2007 Toyota Solara, 2007-2008 Toyota Camry, 2009-2010 Toyota Corolla, 2009-2010 Toyota Matrix, 2009-2011 Toyota Camry, 2013-2013 Toyota Matrix
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-1307, C-670, IC463, U5052, 90080-19023, 90919-02243, 90919-02244, 90919-02266, 
...View more
item #1002H7C0
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Denso 673-1308 Ignition Coil
DensoPart # 673-1308
Denso 673-1308 Ignition Coil
4.523 Reviews
$67.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008-2014 Lexus IS F, 2015-2023 Lexus RC F, 2016-2020 Lexus GS F, 2018-2023 Lexus LC500, 2022-2023 Lexus IS500, 2008-2011 Scion xB, 2012-2015 Scion xB, 2003-2009 Toyota 4Runner, 2005-2010 Toyota Tundra, 2005-2015 Toyota Tacoma, 2006-2006 Toyota Highlander, 2007-2007 Toyota Camry, 2007-2007 Toyota Camry, 2007-2007 Toyota Solara, 2007-2008 Toyota Camry, 2007-2009 Toyota FJ Cruiser, 2008-2008 Toyota Camry, 2008-2008 Toyota Camry, 2008-2008 Toyota Solara, 2009-2010 Toyota Corolla
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-1308, C-666, IC575, U5090, 90919-A2001, 90919-02248, 90919-A2006, 90919-02260, 
...View more
item #1002H7Q6
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Denso 673-6001 Ignition Coil
DensoPart # 673-6001
Denso 673-6001 Ignition Coil
4.523 Reviews
$118.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2000-2000 Ford Taurus, 2001-2002 Ford E-150 Econoline, 2001-2002 Ford E-150 Econoline Club Wagon, 2001-2002 Ford E-250 Econoline, 2001-2003 Ford Taurus, 2001-2003 Ford Windstar, 2001-2004 Ford Mustang, 2001-2008 Ford F-150, 2001-2008 Ford Ranger, 2003-2003 Ford E-150, 2003-2003 Ford E-150 Club Wagon, 2003-2003 Ford E-250, 2004-2004 Ford F-150 Heritage
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-6001, C-565, IC364, U2023, GN10179, 5C1124, 920-1016, C1312, 
...View more
item #1002HAU0
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Direct Ignition Coil - Denso 673-4232
DensoPart # 673-4232
Direct Ignition Coil - Denso 673-4232
4.523 Reviews
$103.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2008-2013 INFINITI G37, 2009-2013 INFINITI FX50, 2011-2013 INFINITI M37, 2011-2013 INFINITI M56, 2013-2013 INFINITI EX37, 2014-2014 INFINITI QX70, 2014-2015 INFINITI Q50, 2014-2015 INFINITI Q60, 2014-2017 INFINITI QX50, 2014-2017 INFINITI QX70, 2014-2019 INFINITI Q70, 2014-2019 INFINITI Q70, 2015-2015 INFINITI Q40, 2015-2019 INFINITI Q70L, 2015-2019 INFINITI Q70L, 2019-2019 INFINITI Q70, 2009-2020 Nissan 370Z
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-4232, U5206, 48748, 22448-EY00A, GN10430, UF617, E1117
item #1002H90C
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Direct Ignition Coil - Denso 673-8305
DensoPart # 673-8305
Direct Ignition Coil - Denso 673-8305
4.523 Reviews
$68.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2011-2012 Hyundai Elantra, 2013-2014 Hyundai Elantra Coupe, 2013-2016 Hyundai Elantra, 2013-2017 Hyundai Elantra GT, 2014-2015 Hyundai Tucson, 2016-2018 Hyundai Tucson, 2016-2018 Hyundai Tucson, 2016-2018 Hyundai Tucson, 2016-2021 Hyundai Tucson, 2018-2018 Hyundai Tucson, 2018-2018 Hyundai Tucson, 2018-2020 Hyundai Elantra GT, 2019-2021 Hyundai Tucson, 2019-2021 Hyundai Tucson, 2019-2021 Hyundai Tucson, 2012-2016 Kia Soul, 2014-2016 Kia Forte, 2014-2016 Kia Forte Koup, 2014-2016 Kia Forte5, 2018-2018 Kia Forte
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-8305, C-898, IC754, U5257, 27300-2E000, 178-8511, UF651, GN10633, 
...View more
item #1002HGZS
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Denso 673-8208 Ignition Coil
DensoPart # 673-8208
Denso 673-8208 Ignition Coil
4.523 Reviews
$77.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2016-2017 Hyundai Sonata, 2016-2017 Hyundai Sonata, 2016-2019 Hyundai Sonata, 2016-2019 Hyundai Sonata, 2016-2019 Hyundai Sonata, 2017-2017 Hyundai Elantra, 2017-2017 Hyundai Sonata, 2017-2018 Hyundai Elantra, 2017-2018 Hyundai Elantra, 2017-2018 Hyundai Elantra, 2017-2018 Hyundai Elantra, 2017-2018 Hyundai Elantra, 2017-2018 Hyundai Elantra, 2017-2018 Hyundai Elantra, 2017-2019 Hyundai Sonata, 2018-2018 Hyundai Elantra, 2018-2018 Hyundai Elantra, 2018-2018 Hyundai Sonata, 2018-2018 Hyundai Sonata, 2018-2021 Hyundai Kona
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-8208, 27300-2E601, UF816, GN10877
item #1002HDX0
Show less
Denso 673-1312 Ignition Coil
DensoPart # 673-1312
Denso 673-1312 Ignition Coil
4.523 Reviews
$83.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1999-2003 Lexus ES300, 1999-2003 Lexus RX300, 2004-2004 Lexus ES330, 2004-2006 Lexus RX330, 2005-2006 Lexus ES330, 2006-2008 Lexus RX400h, 2000-2004 Toyota Avalon, 2001-2001 Toyota Sienna, 2001-2003 Toyota Highlander, 2002-2003 Toyota Sienna, 2002-2005 Toyota Camry, 2004-2005 Toyota Camry, 2004-2006 Toyota Sienna, 2004-2008 Toyota Solara, 2004-2010 Toyota Highlander
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorBlack
Part interchange
673-1312, C-709, C-528, C-708, IC337, IC550, IC586, U5100, 
...View more
item #1002HAN8
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Denso 673-1309 Ignition Coil
DensoPart # 673-1309
Denso 673-1309 Ignition Coil
4.523 Reviews
$114.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2006-2006 Lexus GS300, 2006-2015 Lexus IS250, 2006-2015 Lexus IS350, 2007-2011 Lexus GS350, 2007-2011 Lexus GS450h, 2007-2015 Lexus RX350, 2007-2017 Lexus LS460, 2007-2018 Lexus ES350, 2008-2011 Lexus LX570, 2008-2016 Lexus LS600h, 2010-2015 Lexus RX450h, 2010-2023 Lexus GX460, 2013-2015 Lexus GS350, 2013-2015 Lexus GS450h, 2013-2018 Lexus ES300h, 2013-2021 Lexus LX570, 2015-2015 Lexus RC350, 2015-2021 Lexus NX300h, 2016-2016 Lexus GS450h, 2016-2016 Lexus IS300
Check if this fits your vehicle
Quantity1
Item LocatedUnited States
ColorGrey
Part interchange
673-1309, C-701, C-710, IC733, IC567, IC587, U5076, U5084, 
...View more
item #1002H81D
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Page 112 of 171

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

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?

The automobile industry has taken the world by storm. New models with the latest technologies and outstanding features are launched every day. The variations, designs, models, and qualities are taking us back, but still, there is a need to make these intr

Jul 21, 2026

How To Replace Ignition Coil Ford F150?

An ignition coil in Ford F150 and other cars is a part of the engine responsible for amping up the low-volt battery power in your car to enough voltage so that it can easily create a spark in the spark plug to start the engine.

Jul 21, 2026

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

Jul 21, 2026

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

Does it happen that when you twist the key into the ignition, the car won't start up? Do you know why? This happens because the engines and batteries often have damaged ignition coils. In simple words, the engine ignition coil is one of the engine's eleme

Jul 21, 2026