One problem related to constant velocity joint has been reported for the 2002 Mazda 626. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Mazda 626 based on all problems reported for the 2002 626.
2002 626 piston rings failed due to a manufacturing defect per the mechanic. There was scaring found on the cylinder walls also pistons lower compression ring failed. The consumer noticed the engine was starting to run hot. The consumer was told she needed a new overflow coolant bottle because it was cracked along the seam. The consumer was also told the vehicle needed a new cv boot.