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2009 Mazda MX-5

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By Research the Car 4 min read

The 2009 Mazda MX-5 Miata is a beloved roadster known for its nimble handling, engaging driving experience, and classic styling. The 2009 model is part of the NC generation, and features a 2.0-liter inline-4 engine producing around 167 horsepower and 140 lb-ft of torque. It was available with either a 5-speed manual, a 6-speed manual, or a 6-speed automatic transmission. Owners appreciate the car’s affordability, reliability, and pure driving fun. Some common dislikes include limited storage space, a somewhat noisy cabin, and a ride that can be firm for some.

Engine

2.0L Inline-4 (MZR)

  • Oil Consumption
    • Description/Symptoms: Some owners report excessive oil consumption, requiring frequent top-offs between oil changes. This may be due to worn piston rings or valve stem seals. Symptoms include a low oil light, blue smoke from the exhaust (especially upon startup), and a need to add oil more frequently than expected.
    • Solution: A compression test and leak-down test can help determine the source of the oil consumption. Depending on the results, the repair may involve replacing piston rings, valve stem seals, or both.
    • Estimated Cost to Fix: $1,500 - $4,000+ (depending on the extent of the repairs)
  • Valve Train Noise
    • Description/Symptoms: Some owners experience a ticking or tapping noise from the engine, particularly when it’s cold. This can be attributed to worn valve lifters or inadequate lubrication to the valve train.
    • Solution: Using a higher-quality synthetic oil or performing an engine flush may help alleviate the noise. In more severe cases, the valve lifters may need to be replaced.
    • Estimated Cost to Fix: $300 - $1,000+ (depending on the extent of the repairs)

Transmission

6-Speed Manual (Aisin)

  • Clutch Failure
    • Description/Symptoms: The clutch may fail prematurely, exhibiting symptoms such as slipping, difficulty shifting, or a chattering noise when engaging the clutch.
    • Solution: Replacing the clutch disc, pressure plate, and throwout bearing is the standard repair. It’s also recommended to inspect the flywheel for wear and resurface or replace it if necessary.
    • Estimated Cost to Fix: $800 - $1,500+
  • Hard Shifting into 1st or 2nd Gear
    • Description/Symptoms: Some owners report difficulty shifting into 1st or 2nd gear, especially when the transmission is cold. This could be due to worn synchronizers or low transmission fluid.
    • Solution: Replacing the transmission fluid with a high-quality synthetic fluid may improve shifting. If the issue persists, the synchronizers may need to be replaced, which requires rebuilding the transmission.
    • Estimated Cost to Fix: $100 for fluid change, $1,500 - $3,000+ for a rebuild

Suspension

  • Sway Bar End Links
    • Description/Symptoms: The sway bar end links are prone to wear, leading to clunking or rattling noises from the suspension, especially when going over bumps or turning.
    • Solution: Replacing the sway bar end links with aftermarket or OEM parts.
    • Estimated Cost to Fix: $100 - $300 (for both sides)
  • Shocks/Struts Wear
    • Description/Symptoms: The shocks and struts can wear out, resulting in a bouncy or unstable ride, reduced handling performance, and increased body roll during cornering.
    • Solution: Replacing the shocks and struts is the recommended solution.
    • Estimated Cost to Fix: $400 - $1,000+ (depending on the brand and labor costs)

Electrical

  • Power Window Regulator Failure
    • Description/Symptoms: The power window regulator can fail, causing the window to operate slowly, erratically, or not at all.
    • Solution: Replacing the power window regulator assembly is the standard repair.
    • Estimated Cost to Fix: $200 - $400+
  • Headlight Condensation
    • Description/Symptoms: Condensation can build up inside the headlight housings, reducing visibility and potentially damaging the bulbs or electrical components.
    • Solution: Replacing the headlight housing or attempting to reseal it.
    • Estimated Cost to Fix: $100 - $500 (depending on the extent of the damage and whether the housing needs to be replaced)
  • Soft Top Motor Failure
    • Description/Symptoms: The soft top motor can fail, preventing the automatic soft top from operating.
    • Solution: Replacing the motor or the soft top control module.
    • Estimated Cost to Fix: $500 - $1000

Exterior

  • Soft Top Leaks
    • Description/Symptoms: The soft top can develop leaks, particularly around the seams, seals, and weather stripping. This can lead to water intrusion into the cabin.
    • Solution: Repairing or replacing the weather stripping, patching small holes, or replacing the entire soft top.
    • Estimated Cost to Fix: $50 - $1000+ (depending on the severity of the leaks and the chosen repair method)

Interior

  • No Issues Found

Recalls:

  • Engine
    • Recalls: None Found
  • Transmission
    • Recalls: None Found
  • Suspension
    • Recalls: None Found
  • Electrical
    • Recalls: 12V Battery - Unexpected Loss of Motive Power Recall Number: 22V928000

Summary: The 2009 Mazda MX-5 is a generally reliable vehicle, but like any car, it has its share of common issues. The most reported problems revolve around the engine’s oil consumption, the transmission’s shifting difficulties, the soft top leaks and motor failure, and suspension components wearing out. Repair costs can vary widely depending on the severity of the issue, but potential buyers should be aware of these potential problems when considering a used 2009 MX-5. While the potential cost of major repairs like engine work can be significant, addressing smaller issues like sway bar links or a window regulator can be relatively inexpensive.

Mazda, MX-5
Mazda MX-5 2009
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