Exterior lighting: switch
Free remedy
CERTAIN PASSENGER VEHICLES MAY BE EQUIPPED WITH AN IMPROPERLY DESIGNED BRAKE LIGHT SWITCH. A SILICON OXIDE BUILD-UP OCCURS ON THE CONTACTS INSIDE THE BRAKE LIGHT SWITCH, WHICH CAN MAKE IT INOPERABLE.
184 owner complaints to NHTSA about the 2004 Toyota Prius cite exterior lighting, 30% of all 610 complaints for this model year. NHTSA also lists 1 recall on this component.
“ALL THE INSTRUMENT CLUSTER LIGHTS CONTINUE TO GO OUT ON MY 04 PRIUS. I DON'T KNOW HOW MUCH FUEL I HAVE THIS COULD BE A SAFETY ISSUE. I DON'T KNOW HOW FAST I'M GOING THIS COULD DEFINITELY BE A SAFETY ISSUE. AND ZERO WARNING LIGHTS COME ON THIS IS DEFINITELY A SAFETY ISSUE. BY LOOKING ON THE INTERNET I CAN TELL THOUSANDS OF PRIUSES HAVE THIS EXACT SAME ISSUE WITH THE INSTRUMENT PANEL CLUSTER GOING OUT. THIS SHOULD DEFINITELY BE A RECALL.”
“MY LEFT HEADLIGHT GOES OFF BUT IF I TURN THE HEADLIGHTS BACK OFF AND BACK ON IT COMES BACK ON. THE HEADLIGHT IS NOT BURNED OUT. THIS HAPPENS WHILE ON THE FREEWAY IN THE DARK WHILE RAINING. THIS HAPPENS INTERMITTENTLY AND NOT ALL THE TIME.”
“ABOUT 1.5 YEARS AGO DURING A VACATION. MY CAR DECIDED TO NOT SHUT OFF. I DROVE TO THE NEAREST DEALERSHIP THAT WAS ABOUT THE CLOSE. THEY ASSISTED AND SAID TO HOLD THE POWER BUTTON DOWN UNTIL IT SHUTS OFF THEN TURN IT BACK ON. THIS WAS A DEALERSHIP IN GEORGIA. THE MECHANIC HAD HEARD OF THE PROBLEM BEFORE. I RECENTLY HAD THE FRONT DASH LIGHT GO COMPLETELY OUT. I DID NOT HAVE AN INSTRUMENT PANEL AT ALL. THE WAS NOT A WAY TO SEE MPH, GAS GAUGE, WARNING LIGHTS, NOTHING. THE CENTER MONITOR STAYED ON. IT TOOK 2 DAYS BUT IT CAME BACK ON. A WEEK LATER IT HAPPENED AGAIN AND AGAIN CAME BACK ON. WARNING LIGHTS CAME ON AND I DROVE TO DEALERSHIP. IT WAS THE 2ND WATER PUMP GOING OUT. AS I WAS LEAVING MY DASH LIGHTS WENT OUT AGAIN. I TOOK IT BACK INTO THE PRIUS DEALERSHIP. THEY HAD PAPERWORK STATING THERE HAD BEEN ISSUES WITH THE METERED DASH BEFORE. IS THERE A RECALL ON IT OR NOT? I HAD TO HAVE A CAR AND WAS ALLOWED TO LEAVE WITH THE DASH NOT WORKING. I DROVE TO A GAS STATION. AFTER FILLING WITH GAS THE DASH LIGHTS CAME ON AGAIN. I HAD TO PAY FOR THE METERED DASH PART TO BE ORDERED UP FRONT BECAUSE THE MECHANIC SAID IT MAY COME BACK ON. THERE SHOULD BE A RECALL ON THIS AS IT…”
“MY CAR HEAD LIGHTS ARE TURNING OFF, AT FIRST IT WAS ONE NOT TURNING ON AND THEN IT WAS THE OTHER ONE, NOW THEY TAKE TURNS. IT IS A SAFETY ISSUE WHICH ALMOST HAD MAKE ME CRASH MORE THAN 2 TIMES. TO THE POINT THAT I AM UNABLE TO USE THE CAR DURING THE NIGHT. THIS HAPPENS IF THE CAR IS PARKED OR RUNNING.”
“3 DAYS AFTER BUYING MY 04 PRIUS BOTH OF MY LOW BEAMS AND ONE OF MY HIGH BEAMS WENT OUT. A FEW MONTHS AFTER REPLACING THEM MY DRIVER SIDE LOW BEAM WENT OUT, THE HIGH BEAM WAS FINE. 2-3 MONTHS AFTER RE REPLACING THE DRIVER'S SIDE LOW BEAM THE PASSENGER SIDE LOW BEAM WENT OUT. I HAVE HAD TO REPLACE MY HEADLIGHTS ABOUT 5 TIMES EACH (10 TIMES TOTAL DRIVER+PASSENGER SIDE) I HAD MY GROUND WIRES CHECKED, I CONSTANTLY CHECK MY FUSES, MECHANICS SAY NOTHING IS WRONG WITH MY LIGHTING, BUT HERE I AM WITH THIS REOCCURRING ISSUE. I HAVE BEEN USING THE SAME KIND OF BULBS BECAUSE I CAN'T IMAGINE SPENDING MORE MONEY ON A BULB TO HAVE IT BLOW OUT IN A COUPLE OF MONTHS (XTRAVISION 9003 12.8V,55/60W HALOGEN). APPARENTLY MY REVERSE LIGHTS AREN'T WORKING EITHER, AND ONE OF MY LICENSE PLATES LIGHTS IS OUT (I THINK THE PLATE LIGHT IS PROBABLY NOT CONNECTED TO THE OTHER LIGHTS GOING OUT) ZI DO THINK THE REVERSE LIGHTS ARE A RELATED PROBLEM THOUGH. MY LIGHTS GO OUT BOTH IN MOTION AND STATIONARY (I COULDN'T TELL YOU IF IT HAPPENS ON TURNS OR NOT, BUT IT CAN HAPPEN ON HIGHWAYS), SOMETIMES I CAN GET THEM TO COME BACK ON BY GIVING A LITTLE SMACK, BUT USUALLY A FEW DAYS AFTER THAT THEY…”
“OUR 2004 PRIUS HAS INTERMITTENT PROBLEMS WITH HEADLIGHTS AND TAIL LIGHTS FAILING. ONE OF BOTH HEADLIGHTS WILL ALL OF A SUDDEN GO OUT. TURNING THEM OFF AND ON USUALLY CAUSES THEM TO COME BACK ON. MY SON WAS DRIVING ON A CURVY, DARK FORESTED ROAD WHEN BOTH LIGHTS WENT OUT. COULD NOT SEE A THING. THIS IS AN EXTREMELY DANGEROUS SITUATION. WE HAVE ALSO REPLACED TAIL LIGHT BULBS. THEY WORK, THEN FAIL AGAIN QUICKLY.”
Showing 6 of 184 reports. Read every report on NHTSA.gov.
CERTAIN PASSENGER VEHICLES MAY BE EQUIPPED WITH AN IMPROPERLY DESIGNED BRAKE LIGHT SWITCH. A SILICON OXIDE BUILD-UP OCCURS ON THE CONTACTS INSIDE THE BRAKE LIGHT SWITCH, WHICH CAN MAKE IT INOPERABLE.
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.