The Top 5 Problems with the Mazda CX-9: 1st Generation (2007 to 2015)

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While there’s nothing generally wrong with the 1st gen Mazda CX-9, all models have their own common issues. Here’s the most common problems with the Mazda CX-9, years 2007 to 2015. Common 1st Generation Mazda CX-9 Problems: Model Years...

While there’s nothing generally wrong with the 1st gen Mazda CX-9, all models have their own common issues. Here’s the most common problems with the Mazda CX-9, years 2007 to 2015.

Common 1st Generation Mazda CX-9 Problems: Model Years 2007 to 2015

Mechanic standing in front of a 1st gen 2007 to 2015 Mazda CX-9 and reviewing its most common top 5 problems

1. Front End Squeaking

Symptoms of Bad Strut Bushings

Squeaking from the front of the 1st gen Mazda CX-9 that can be heard from underneath the dash and/or the bumper.Squeaking from the front when driving over bumps

Causes of Bad Strut Bushings

Bad strut bushings are a common cause of a squeaking noise from the front on the 1st gen CX-9.

How to Fix Worn Strut Bushings

To fix a strut bushing causing a squeaking noise from the front of the 2007 to 2015 Mazda CX-9, you’ll want to check the condition of the bushing on the passenger and driver side.

More on how to inspect strut bushings

1A Auto How-to Video: How to Replace a Strut on Any Vehicle

2. Worn Wheel Bearings

Symptoms of Bad Wheel Bearings

Squeaking noise from the wheels while driving

Causes of a Squeaking Noise from the Wheels of the 2007 to 2015 Mazda CX-9

Worn wheel bearings are a typical cause of a squeaking noise from the wheel while driving, like when turning or just driving down the road.

How to Fix Issues with Squeaky Wheels on the 1st Gen Mazda CX-9

If the wheel bearing is worn and making a squeaking noise, it will need replacing.

Tips to check your own wheel bearings

1A Auto How-to Video: How to Replace a Front Wheel Hub Bearing on a 2007 to 2014 Chevrolet Silverado

3. Water-Damaged Computer

Symptoms of a Water-Damaged BCM in the 2007 to 2015 Mazda CX-9

Different electrical problems like the turn signals not working

Causes of a Water-Damaged Computer

The sunroof drain can clog and water-damage the body control module (BCM).

How to Fix a Water-Damaged BCM

The BCM is located on the driver side behind the kick panel and near the driver’s left foot. To prevent this issue, inspect the sunroof and sunroof drain periodically.

More on how to inspect a sunroof and sunroof drain tube

4. Transmission Problems

Symptoms of Problems with the 1st Gen Mazda CX-9 Transmission

Transmission slippingHard shifting

Causes of Issues with the Transmission

This problem is more likely to happen while driving. The transmission may cause a slip or jerk sensation while shifting when the CX-9 is warmed up, and this may happen without a check engine light turning on.

How to Fix a Transmission Slipping

Problems with the transmission shifting will be from the CX-9’s computer. The dealership can fix this problem.

Read more: What Causes Transmission Shudder? How to Diagnose Problems with the Transmission

5. Ignition Coil Failure

Symptoms of Bad Ignition Coils

Check engine light for a P0300 misfire codeRough running engine

Causes of Bad Ignition Coils

The ignition coils are a common cause of misfires in the 2007 to 2015 Mazda CX-9.

How to Fix Defective Ignition Coils

3 ignition coils on the 2007 to 2015 Mazda CX-93 ignition coils on the 2007 to 2015 Mazda CX-9

To replace the ignition coils on the 1st gen Mazda CX-9, steps include disconnecting the wiring harness, loosening and removing the bolts, and lifting the ignition coil up and out. We recommend replacing the spark plugs and coils together.

More on diagnosing engine misfires

1st Generation Mazda CX-9 Model Years

2007 Mazda CX-92008 Mazda CX-92009 Mazda CX-92010 Mazda CX-92011 Mazda CX-92012 Mazda CX-92013 Mazda CX-92014 Mazda CX-92015 Mazda CX-9

Shop Quality Auto Parts

Fix common 1st generation 2007 to 2015 Mazda CX-9 problems yourself with quality auto parts and tips at 1aauto.com

The post The Top 5 Problems with the Mazda CX-9: 1st Generation (2007 to 2015) appeared first on 1A Auto.


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