How much does it cost to replace spark plugs in a Toyota RAV4?
Replacing spark plugs in a Toyota RAV4 typically costs roughly $150–$320, depending on the engine, the type of plugs used, and where you have the work done. Four-cylinder models generally fall toward the lower end, while hybrids or engines with tighter access can edge toward the higher end. This article explains the factors, common price ranges, and ways to save.
In more detail, the price is driven by the spark plug technology (copper vs. platinum vs. iridium), labor time, and regional shop rates. Parts account for a smaller share of the total on modern Toyotas, but the exact mix varies by model year and engine layout. Hybrid variants can be slightly more expensive due to accessible components and longer service times.
What affects the price
Engine type and spark plug technology
The RAV4 typically uses four spark plugs for the 2.5-liter four-cylinder engine. Iridium and platinum plugs cost more per plug than copper, but they last longer and may reduce the frequency of replacements. Access to the plugs and whether any ignition coil boots or harnesses need removal can also influence labor time.
Labor rates and accessibility
Labor costs vary widely by region and shop. Independent repair shops generally charge less per hour than franchised dealerships, and engines with easier access save time and money. If the job requires additional work (like replacing worn ignition coils or boots), expect higher labor charges.
Typical cost ranges by service setting
Below are common cost ranges you might see depending on where you have the work done.
- Independent shop: Parts about $30–$100; labor about $70–$180; estimated total $100–$280.
- Dealership: Parts about $60–$120; labor about $120–$260; estimated total $200–$380.
- Do-it-yourself (DIY): Parts about $30–$100; no labor cost; estimated total $30–$100.
Prices can vary by region and year of the RAV4, and additional services (such as replacing worn ignition coils or addressing misfires) can increase the final bill. It’s wise to request a quoted price that itemizes parts and labor before approving work.
Summary
For most Toyota RAV4 models, expect a total outlay in the range of roughly $150–$320 for a spark plug replacement at an independent shop, with dealership prices typically higher and DIY lowering the cost to parts only. The main cost drivers are labor time, plug type (iridium/platinum versus copper), and access to the engine bay. To save, compare quotes from a few shops, consider DIY if you’re comfortable with the procedure, and ensure you’re using the correct plug type recommended by Toyota for your exact model and engine.
How much are Toyota RAV4 spark plugs?
The average price for a 2020 Toyota RAV4 Spark Plug at Advance Auto Parts is around $14.62, with a range that starts at $5.99 and goes up to $26.99. With 7 options in stock from 5 trusted brands, finding the right fit is easy.
What's the most common problem with a Toyota RAV4?
Common problems with the Toyota RAV4 include issues with the automatic transmission in older models, engine oil consumption in some four-cylinder engines, and various electrical faults like infotainment screen freezes or 12-volt battery drains. Additionally, recent models have seen reports of hybrid floor wire corrosion, and some specific model years have experienced issues like front suspension arm cracks, faulty fuel pumps, or liftgate hinge failures.
This video discusses common problems with the Toyota RAV4, including transmission, engine, and electrical issues: 52sFuel ForceYouTube · Nov 16, 2024
Common problems by category
This video explains how to avoid common mistakes when driving a Toyota RAV4 Hybrid, which can affect its performance and efficiency: 56sToyota WorldYouTube · Jul 3, 2025
Transmission
- Older models: Rough or jerky shifting due to a computer-transmission communication issue.
- Higher mileage: Rough shifting, delayed engagement, and grinding noises in 8-speed automatic transmissions.
- Other issues: Faulty solenoids that prevent the transmission from engaging certain gears.
Engine
- Oil consumption: Some four-cylinder engines are known to burn excessive oil, requiring more frequent top-offs.
- Stalling: Intermittent stalling or rough running, sometimes linked to fuel system problems.
- Fuel pump failure: Diagnostic codes like P0171 (System Too Lean) often point to a failing fuel pump, which can cause stalling and disengage the all-wheel drive.
- Coolant bypass valve defect: Some models may experience overheating and stalling due to a faulty bypass valve.
Electrical
- Infotainment system: Frozen screens and other malfunctions are reported.
- Battery drain: Unexpected draining of the 12-volt battery, sometimes requiring firmware or hardware updates.
- Sensor faults: Sporadic sensor issues have been noted.
- Lane-assist malfunction: Some vehicles experience unexpected swerving or jerking due to faulty lane-assist systems.
Other issues
- Brake squeal: Light-to-moderate brake squeal has been reported on some recent model years.
- Suspension: Older models have had rear suspension hardware issues that can affect alignment.
- Hybrid floor wire corrosion: Some hybrid models have a problem with the wiring harness under the floor corroding, which can cause radio issues and requires replacement.
- Fuel tank: Certain models have a defect where the fuel pump clicks off early, preventing the tank from filling completely.
- Liftgate hinge: Lawsuits have been filed regarding premature failure of power liftgate hinges on some 2014–2021 models.
You can watch this video to see what goes wrong with used Toyota RAV4s: 56sEveryman DriverYouTube · Jun 9, 2025
How much to change spark plugs on a Toyota RAV4?
The average cost for a Toyota RAV4 Spark Plug Replacement is between $147 and $227. Labor costs are estimated between $101 and $149 while parts are priced between $46 and $78.
How often should I replace the spark plugs on my Toyota RAV4?
When you reach 120,000 miles in your Toyota RAV4, you'll need to have your spark plugs replaced, as well as a thorough inspect of your vehicle components.
