One problem related to car stall has been reported for the 2003 Toyota Matrix. The most recently reported issues are listed below.
The contact owns a 2003 Toyota Matrix. The contact stated that the vehicle stalled without warning. The vehicle was inspected by a mechanic, but the mechanic was unable to locate a failure with the vehicle. The contact had the engine replaced but the failure recurred within one year. The vehicle was then taken to the dealer were it was found that the engine control module needed to be replaced. The failure mileage was unknown.