How Much Does It Cost to Replace an Ignition Coil? The national average cost to replace ignition coil in 2025 is $120–$350 per coil (parts and labor). Complete set replacement can reach $400–$1,000, depending on vehicle and labor rates.
| Cost Type | Price Range (Per Coil) | Complete Set |
|---|---|---|
| Parts | $40–$120 | $160–$600 |
| Labor | $60–$230 | $150–$400 |
| Total (Each) | $120–$350 | $400–$1,000 |
Parts vs. Labor: Parts are 30–50% of the total; labor varies by accessibility.
Single vs. Set: Replacing all coils is costlier upfront but can prevent future labor charges.
Ignition Coil Replacement Cost by Vehicle Type
| Vehicle Type | Per Coil | Complete Set |
|---|---|---|
| Economy Sedan | $100–$200 | $350–$600 |
| Midsize/Luxury | $150–$300 | $500–$900 |
| SUV/Crossover | $130–$250 | $450–$800 |
| Truck | $140–$300 | $500–$1,000 |
Ignition Coil Replacement Cost by Popular Vehicle Makes
| Make | Per Coil | Complete Set |
|---|---|---|
| Toyota | $100–$180 | $350–$700 |
| Honda | $110–$200 | $400–$750 |
| Ford | $120–$250 | $450–$850 |
| Chevrolet | $120–$230 | $400–$800 |
| BMW | $180–$350 | $700–$1,200 |
| Hyundai/Kia | $90–$180 | $350–$650 |
DIY vs. Professional Ignition Coil Replacement: Cost Comparison
| Approach | Parts | Labor | Tools | Total |
|---|---|---|---|---|
| DIY | $40–$120 | $0 | $20–$50 | $60–$170 |
| Professional | $40–$120 | $60–$230 | Included | $120–$350 |
Tools Needed: Socket set, ratchet, torque wrench, dielectric grease, multimeter.
Hidden Costs: Stripped bolts, broken connectors, or misdiagnosis.
When to Go Pro: Luxury vehicles, hard-to-reach coils, or if you lack tools/confidence.
Step-by-Step: How to Replace an Ignition Coil Yourself
Step 1: Gather tools (socket set, ratchet, dielectric grease, new coil).
Step 2: Identify the failed coil using a scan tool or by swapping coils and checking if the misfire moves.
Step 3: Remove engine cover and any obstructing parts.
Step 4: Disconnect the coil’s electrical connector by pressing the tab and pulling gently.
Step 5: Remove mounting bolt(s), pull out the coil, install the new one, and reconnect.
Step 6: Start engine and verify smooth idle and no warning lights.
Where to Buy Ignition Coils: Price Comparison
| Source | Per Coil | Pros | Cons |
|---|---|---|---|
| Dealership | $80–$150 | OEM fit/warranty | Most expensive |
| Auto Parts Store | $40–$120 | Immediate, varied | Quality varies |
| Online Retailer | $30–$100 | Lowest price/choice | Wait for shipping |
OEM vs. Aftermarket: OEM offers best fit and warranty; premium aftermarket brands offer good value; budget brands may have shorter life.
Ignition Coil Brands: Price vs. Quality Analysis
| Brand | Price | Reliability | Best For |
|---|---|---|---|
| Denso/NGK | High | Excellent | Japanese cars |
| Bosch | High | Excellent | European cars |
| Delphi | Medium | Good | GM/Ford |
| Standard | Medium | Good | Most vehicles |
| Aftermarket | Low | Fair–Good | Budget repairs |
Labor Costs for Ignition Coil Replacement
| Provider | Labor (Per Coil) | Notes |
|---|---|---|
| Dealership | $100–$230 | Highest rates, warranty |
| Independent | $60–$150 | Good value |
| Mobile | $80–$180 | Convenience premium |
Signs You Need to Replace Your Ignition Coil
- Engine misfires or rough idle
- Check engine light with codes P0300–P0362
- Poor acceleration or hesitation
- Reduced fuel economy
- Hard starting or stalling
- Backfiring or fuel smell from exhaust
Does Insurance Cover Ignition Coil Replacement?
Standard insurance does not cover coils; factory/extended warranties may if within coverage period. Mechanical breakdown insurance sometimes covers coils.
Factors That Affect Ignition Coil Replacement Cost
- Vehicle age and engine design (accessibility)
- Regional labor rates
- OEM vs. aftermarket part choice
- Number of coils replaced (single vs. set)
- Shop type (dealer, independent, mobile)
How to Save Money on Ignition Coil Replacement
- Bundle with spark plug or other maintenance services
- Negotiate labor rates at independent shops
- Return old coils for possible core charge credit
- Use coupons or shop sales at auto parts stores
- Consider reputable aftermarket brands
When to Replace Multiple Ignition Coils at Once
Replace all coils if vehicle has high mileage, multiple coils are failing, or if labor cost is high (e.g., intake removal). Preventative replacement saves future labor costs.
Ignition Coil vs. Spark Plug Replacement: Cost Comparison
| Service | Parts (Each) | Labor (Each) | When to Combine |
|---|---|---|---|
| Ignition Coil | $40–$120 | $60–$230 | If both are worn |
| Spark Plug | $8–$25 | $40–$100 | At 60k–100k miles |
Combining both saves labor if intake or covers must be removed.
How Long Does Ignition Coil Replacement Take?
Professional shops: 0.5–1.5 hours for most vehicles. DIY: 1–2 hours for beginners, 30–60 minutes for experienced.
People Also Ask:
Can I drive with a bad ignition coil?
Short-term driving is possible but risks engine damage, poor performance, and engine cranks but won’t start scenarios.
How often do ignition coils need to be replaced?
Most last 80,000–120,000 miles; replace sooner if symptoms appear.
Will replacing ignition coils improve performance?
Yes, if old coils were failing, you’ll notice smoother idle, better acceleration, and improved economy.
What happens if you don’t replace a faulty ignition coil?
Continued misfires can damage the catalytic converter, reduce engine life, and cause increased emissions.
Is it worth replacing ignition coils yourself?
Yes, if accessible and you have basic tools; it saves significant labor cost.
Do all ignition coils need to be replaced at the same time?
Not always, but replacing all can prevent repeat labor and future misfires, especially on older vehicles.
How much do mechanics charge to diagnose ignition coil problems?
Diagnosis fees range $50–$120, often waived if you proceed with repair.
Are universal ignition coils as good as vehicle-specific ones?
Vehicle-specific coils offer better fit, performance, and reliability than universal options.
Can weather or driving conditions affect ignition coil lifespan?
Yes, heat, moisture, and vibration can shorten coil life; regular inspection helps.
What’s the average warranty period for replacement ignition coils?
Most offer 1–3 years; premium brands and OEM parts may provide longer coverage.
