What are the most common Mazda Mazda6 problems?
According to Au7o's analysis of 5,800+ owner reports, the 2010 Mazda Mazda6 has 7 documented issues. The most frequently reported are: Subframe and Underbody Rust / Corrosion, Variable Valve Timing (VVT) Actuator Failure, Front Subframe / Cross Member Corrosion (Recall 19V323 for 2011-2013). Of these, 5 are rated critical and should be addressed promptly.
Is the Mazda Mazda6 reliable?
The 2010 Mazda Mazda6 has 7 known issues documented across 5,800+ owner reports. 5 issues are rated critical: Subframe and Underbody Rust / Corrosion and Variable Valve Timing (VVT) Actuator Failure and Front Subframe / Cross Member Corrosion (Recall 19V323 for 2011-2013) and Takata Passenger Airbag Inflator Rupture (Do Not Drive) and Front Lower Control Arm Ball Joint Premature Wear. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common Mazda Mazda6 problems?
Repair costs for known Mazda Mazda6 issues range from $250 to $3,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Subframe and Underbody Rust / Corrosion, typically costs $500-$3,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2003-2015 Mazda Mazda6 Subframe and Underbody Rust / Corrosion?
First and second generation Mazda6 models are prone to severe underbody rust, particularly in the rear subframe, control arm mounting points, and rocker panels. Road salt accelerates corrosion to the point where structural integrity is compromised. Mazda issued TSB 09-007/15 and… Repairs typically run $500-$3,000. Severity: high.
What is the 2009-2021 Mazda Mazda6 Variable Valve Timing (VVT) Actuator Failure?
The exhaust-side VVT actuator (cam phaser) fails due to oil sludge and wear, causing timing codes and engine rattle. The actuator solenoid can also stick, leading to incorrect valve timing. Oil change neglect accelerates failure. Common on both MZR and early SkyActiv 2.5L engines… Repairs typically run $400-$1,200. Severity: high.
What is the 2009-2016 Mazda Mazda6 Front Subframe / Cross Member Corrosion (Recall 19V323 for 2011-2013)?
Mazda6 sedans have a history of corrosion at the front cross member where two suspension components connect, caused by insufficient paint coverage. Severe rust can weaken the connection and cause steering alignment to change unexpectedly. 2011-2013 models in salt-belt states were… Severity: high.
What is the 2003-2013 Mazda Mazda6 Takata Passenger Airbag Inflator Rupture (Do Not Drive)?
The passenger-side Takata airbag inflators in 2003-2013 Mazda6 vehicles can degrade over time, especially in high-heat and high-humidity climates. When deployed, the inflator can rupture and spray sharp metal fragments into the cabin. NHTSA has flagged certain Mazda6 model years… Severity: high.
What is the 2009-2013 Mazda Mazda6 Front Lower Control Arm Ball Joint Premature Wear?
Second-generation Mazda6 models are known for premature front lower control arm ball joint wear, sometimes as early as 40,000-60,000 miles. The ball joint boots crack and allow grease to escape and moisture to enter, accelerating wear. A failed ball joint is a serious safety conc… Repairs typically run $300-$800. Severity: high.
What is the 2009-2021 Mazda Mazda6 Rear Brake Caliper Seizing?
Rear brake calipers seize due to corrosion of slide pins and the integrated parking brake mechanism. Salt-belt vehicles are especially affected. Causes dragging brakes, uneven pad wear, and premature rotor warping. The parking brake cable can also corrode and prevent full caliper… Repairs typically run $250-$650. Severity: medium.
What is the 2009-2013 Mazda Mazda6 Melting / Sticky Dashboard Crash Pad?
Mazda SSPA0 applies to certain 2009-2013 Mazda6 vehicles produced from February 4, 2008 through August 24, 2012. Heat and humidity can deteriorate the crash-pad surface until it becomes sticky. The program extended coverage for verified sticky surfaces to 10 years from the origin… Severity: low.
