Mazda CX-7 owners have reported 1 problem related to timing tensioner (under the engine and engine cooling category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Mazda CX-7 based on all problems reported for the CX-7.
A flapping sound developed in the engine compartment while traveling on interstate 35w. Battery light came on and loss of power steering. Exited the freeway to a parking lot. Opened the hood and the broken engine belt was wrapped around the engine pulley only, with shredded pieces of it sticked throughout the engine compartment. Towed to a repair shop and was diagnosed to have a faulty belt tensioner and/or belt was not installed correctly at the factory. Contacted Mazda USA and was advised that it is not covered under the basic 3 year/36000 miles warranty or the power train 5 year/60000 miles warranty.
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all problems of the 2010 Mazda CX-7
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