There are 4 stored owner reports matching the electrical system leading-label group for the 2009 Toyota Matrix in our NHTSA-sourced dataset. These are unverified consumer reports and may not reflect confirmed defects.
This group counts stored reports whose component label starts with one of this site's matching prefixes, ignoring case. Each matching report counts once within the group. Components mentioned later in the label or only in the narrative are not searched. How component counts work
Loaded 4 of 4 matching reports.
Open the full vehicle complaint log (all categories)I JUST NARROWLY MISSED AN ACCIDENT WITH A TRAIN. MY CAR ENGINE SHUT OFF RIGHT OVER THE TRAIN TRACK TODAY. MY 2009 TOYOTA MATRIX FIRST PROBLEM STARTED STALLING SUDDENLY IN TRAFFIC LAST YEAR, BUT NOW VERY FREQUENTLY STALLS EVEN ON HIGHWAYS AT HIGH SPEEDS. NO WARNINGS. WHEN STALLED ALL LIGHTS COMES ON IN DASH, INCLUDING "CHECK ENGINE" LIGHT. COMPLETELY TURN OFF IGNITION AND RESTARTING IS THE ONLY WAY TO START THE CAR AGAIN. AFTER RESTARTING THE CHECK ENGINE LIGHT GOES OUT. OCCURRED SEVERAL TIMES IN ALL SORTS OF WEATHER, BUT MORE FREQUENT ON HOT SUMMER DAYS. RESTART CLEARED ENGINE COMPUTER, DEALERSHIP HAD DIFFICULT TIME REPLICATING FAILURE. BUT, ADVISE TO REPLACEMENT THE ENGINE CONTROL MODULE AS IT WAS A WELL KNOWN SAFETY RECALL FOR THE YEAR MODELS UP TO 2008. DEALER REFUSE TO ASSUME THE COST OF REPLACE THE ENGINE CONTROL MODULE (ECM). NHTSA CAMPAIGN NUMBER: 10V384000
WHILE DRIVING, THE CAR STALLS. EVERYTHING TURNS OFF AND I'M DEAD ON THE STREET, TURNPIKE OR HIGHWAY. I HAVE TAKEN THE CAR IN TWICE, BUT TOYOTA HAS NO IDEA WHAT IS HAPPENING. SOMETIMES IT DOES NOT HAPPEN FOR A WHILE, AND THEN IT WILL START STALLING AGAIN. I HAVE TAKEN THE CAR IN AGAIN AFTER STALLING ON THE PA TURNPIKE. THIS IS A MAJOR SAFETY ISSUE. I AM STALLING ON CITY ROADS, HIGHWAYS, TURNPIKES, AND I RISK AN ACCIDENT OR BEING KILLED. THIS IS A DANGEROUS ISSUE. I HAVE INFORMED THE TOYOTA CAR DEALERSHIP THIS WILL BE THEIR LAST TIME TO FIND THE PROBLEM AND FIX IT.
ALTERNATOR NEEDED TO BE REPLACE. *TR
2009 LOW MILEAGE TOYOTA MATRIX STALLS SUDDENLY IN TRAFFIC, COMPLETE STALL, MUST RESTART. OCCURRED SEVERAL TIMES IN ALL SORTS OF WEATHER, BUT MOSTLY IN HUMID CONDITIONS. RESTART CLEARED ENGINE COMPUTER DEALERSHIP HAD DIFFICULT TIME REPLICATING FAILURE. FINALLY REMEDIED WITH REPLACEMENT OF ELECTRONICS PART IN JUNE 2009. *TR
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
NHTSA source checks for this vehicle year
Checks are recorded separately for each dataset, not for the whole page. Dates use UTC. A missing check date does not mean no records exist.
Vehicle import recorded: May 3, 2026. This is the stored import date, not confirmation that every source was successfully refreshed.