One problem related to catalytic convertor has been reported for the 2002 Infiniti QX4. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2002 Infiniti QX4 based on all problems reported for the 2002 QX4.
My 2002 Infiniti Qx4 has had three catalytic converters replaced due to a crack in the seam of the catalytic converter on both sides. My vehicle has 18,800 miles on it.
| Engine Shut Off Without Warning problems | |
| Engine And Engine Cooling problems | |
| Car Stall problems | |
| Catalytic Convertor problems |