One problem related to ignition module has been reported for the 2002 Mazda MPV. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Mazda MPV based on all problems reported for the 2002 MPV.
Had to replace two ignition coils within 100 miles of each other, and at least one of the coils has been causing problems for a year. Also, it led to a catalytic converter malfunction.