Three problems related to catalytic convertor have been reported for the 2003 Mazda MPV. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Mazda MPV based on all problems reported for the 2003 MPV.
2003 Mazda Mpv. Consumer writes in regards to unsatisfactory customer service from dealership and vehicle company. The consumer stated his vehicle did not pass a safety inspection, due to a faulty catalytic converter, despite spending over $3,000 to correct the problem.
The contact owns a 2003 Mazda Mpv. The contact stated that the engine failed four times. The vehicle had to be towed each time. The dealer installed another engine in the vehicle. The contact stated that the check engine light continued to illuminate and the coil ignition had to be replaced twice. The dealer installed new spark plugs in the vehicle on March 13, 2007; however, they failed a year later and had to be replaced. The dealer also installed a wiring harness. The battery was dying, there was a coolant leak, and the radiator core, catalytic converter, manifold studs, and pcm all failed and needed to be replaced. The purchase date was unknown. The current mileage was approximately 48,000 and failure mileage was 36,000.
Carbon monoxide was released into the passenger compartment due to catalytic converter malfunctioning. This part was replaced seven times. However the problem recurred.