There are 38 owner-reported engine complaints for the 2003 Mazda Protegein NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
ROUGH IDLE CAUSING TO STALL WHILE DRIVING, CHECK ENGINE LIGHT ON FOR CYLINDER MISFIRE, FOUND CYLINDER 4 WITH A BENT SPARK PLUG WITH THE GAP CLOSED. REPLACED ALL 4 PLUGS CAR RAN FINE FOR A FEW MONTHS ONLY TO HAVE THE SAME ISSUE CYLINDER MISFIRE WITH CYLINDER 4 WITH ANOTHER BENT PLUG GAP CLOSED. POSSIBLE SOMETHING LOOSE INSIDE CYLINDER 4 CAUSING THE MISFIRE ISSUES TO THE PLUG. MILEAGE 130,280
TL* THE CONTACT OWNS A 2003 MAZDA PROTEGE. THE CONTACT STATED WHILE DRIVING 50 MPH, THE VEHICLE STALLED WITH THE CHECK ENGINE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TOWED TO AN INDEPENDENT MECHANIC TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE ENGINE AND TIMING BELT NEEDED TO BE REPLACED. THE ENGINE WAS TAKEN APART AND THE MECHANIC FOUND A SCREW INSIDE OF THE INTAKE VALVE. THE VEHICLE WAS NOT REPAIRED. AN UNKNOWN DEALER WAS CONTACTED AND INFORMED OF THE FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 188,000.
TL* THE CONTACT OWNS A 2003 MAZDA PROTEGE. THE CONTACT ATTEMPTED TO START THE VEHICLE BUT THE ENGINE FAILED TO START ACCOMPANIED BY AN ABNORMAL KNOCKING FROM THE ENGINE. THE CONTACT ALSO MENTIONED THAT THE FAILURE OCCURRED MORE OFTEN WHEN THE ENGINE WAS COLD. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE FAILURE MILEAGE WAS 13,200.
TL* THE CONTACT OWNS A 2003 MAZDA PROTEGE. THE CONTACT STATED THAT WHILE DRIVING 45 MPH, THE CHECK ENGINE WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC FOR DIAGNOSIS WHERE IT WAS STATED THAT THE INTAKE MANIFOLD NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED AND THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 114,000.
I RECENTLY PURCHASED A '03 MAZDA PROTEGE5. WHILE DRIVING DOWN THE ROAD YESTERDAY AT 65 MPH, I HEARD A LOUD BANG AND HEARD SOMETHING HIT THE BOTTOM OF THE CAR. THE CAR EXHAUST SUDDENLY BECAME MUCH LOUDER. I IMMEDIATELY PULLED OFF THE ROAD. I LOOKED UNDER THE CAR, AND THE EXHAUST HAD COME APART. THE PIECE OF THE EXHAUST AFTER THE CAT WAS HANGING ABOUT 1 INCH FROM THE GROUND. THIS PIECE IS AFTER THE CATALYTIC CONVERTER, NEAR ONE OF THE HANGING POINTS OF THE EXHAUST SYSTEM. TWO BOLTS, WHICH HOLD THIS PIECE TOGETHER, AND THE EXHAUST GASKET WERE MISSING. LUCKILY, THERE WAS NO DAMAGE WHATSOEVER. THIS PROBLEM COULD HAVE ENDED TRAGICALLY. *TR
THE CAR SUFFERED A FAILURE OF THE INTAKE MANIFOLD WHEREBY THE SCREWS INSIDE THE INTAKE HAD COME LOOSE AND CAUSED DAMAGE TO THE ENGINE. IT IS UNCLEAR AT THIS TIME IF MY CAR IS COVERED UNDER THE CURRENT RECALL 3005 C. *TR
THE TIGHTENING TORQUE OF THE SCREWS USED FOR MOUNTING THE INTAKE MANIFOLD SHUTTER VALVE LOOSENED AND FELL OUT (1 INTO THE SPARK PLUGS AND CAUSED DAMAGE TO PLUGS AND COILS).CAUSED MISFIRING, AFFECTING THE EXHAUST EMISSIONS. THERE WAS A RECALL IN 2006 BUT NOT FOR MY CAR'S VIN - BUT MY CAR HAD THE EXACT PROBLEM FROM THAT RECALL. WAITING TO SEE IF MAZDA WILL HONOR THIS RECALL AND PAY FOR REPAIRS/PARTS. *TR
MY SON BOUGHT A 2003 MAZDA PROTEGE 5, BACK IN LATE JULY 2010. SHORTLY THEREAFTER, ON AUGUST 3RD, 2010 IN FACT, HE KNOWING OF AN OPEN RECALL, HAD THE CAR SERVICED AT THE LOCAL MAZDA DEALERSHIP. APPARENTLY THEY PERFORMED PART A OF RECALL 3005C AND DID A COMPRESSION CHECK AND SLAPPED A "RECALL COMPLETED" STICKER UNDER THE HOOD. COME LATE AUGUST, MY SON TAKES THE CAR AWAY TO SCHOOL. ON NOVEMBER 1ST, 2010, HE CALLS COMPLAINING OF A "'LOUD ENGINE NOISE". 2 DAYS LATER, WE HAD THE CAR TOWED TO A NEARBY PERFORMANCE SHOP. THEY INVESTIGATED AND NOTICED THE RECALL 3005C STICKER UNDER THE HOOD. KNOWING THIS, THE PERFORMANCE SHOP RECOMMENDED WE TAKE THE CAR TO THE LOCAL MAZDA DEALERSHIP NEARBY MY SONS' SCHOOL. THIS SECOND DEALERSHIP VERIFIED WITH A BORESCOPE THAT THERE WAS DAMAGE IN CYLINDERS 1 AND 3. AFTER MUCH DISAGREEMENT, THIS SECOND MAZDA DEALERSHIP EVENTUALLY OPENED THE INTAKE MANIFOLD AND FOUND 7 OF THE 8 SCREWS AND ALL 4 BUTTERFLY VALVES LAYING IN THE BOTTOM OF THE INTAKE. THE SECOND DEALERSHIP THEN REPLACED THE INTAKE MANIFOLD BUT UPON STARTING THE ENGINE FOUND THAT THE ENGINE NOISE STILL EXISTS. NOW THEY CLAIM THE ENGINE NOISE IS DUE TO "ENGINE BEARING FAILURE" AND NOT RELATED TO THE 3005C RECALL. AFTER FORCING THE ISSUE WITH MAZDA THEY CLAIMED NO FURTHER ASSISTANCE CAN BE OFFERED. I WAS THEN FORCED TO TOW THE CAR BACK TO THE PERFORMANCE SHOP. THERE THEY REMOVED THE CYLINDER HEAD AND FOUND THE MISSING SCREW EMBEDDED IN THE TOP OF CYLINDER #2. BEARING FAILURE HAS NOT BEEN VERIFIED BY ANYONE YET. I MAINTAIN THAT THE SCREW BEING EMBEDDED IN CYLINDER #2 PLUS OTHER METAL FILINGS RELATED TO THE 3005C RECALL, MUST HAVE CAUSED THE ALLEGED "BEARING FAILURE". MAZDA CLAIMS THE SO CALLED "BEARING FAILURE" MUST HAVE EXISTED PREVIOUSLY. APPARENTLY, THEY THINK I WAS DRIVING THE CAR AROUND WITH THE BEARING PROBLEM. LOOKS LIKE LEGAL ACTION WILL BE THE NEXT STEP. ALL OF THIS COULD HAVE BEEN AVOIDED HAD THE FIRST MAZDA DEALERSHIP REPLACED THE INTAKE MANIFOLD IN THE FIRST PLACE. *TR
WHILE DRIVING ON HIGHWAY AT ABOUT 60 MPH FOR 40 MINUTES, THE CAR BEGAN SPUTTERING, JERKING, MAKING NOISES, LOSING ACCELERATION AND THE CHECK ENGINE LIGHT CAME ON. IT INITIALLY FELT LIKE SOMEONE WAS TAKING THEIR FOOT ON AND OFF THE GAS. WE PULLED OFF ROAD AND WERE TOWED TO OUR GARAGE. MECHANIC FOUND THAT THE SPARK PLUG FOR CYLINDER 4 WAS SMASHED SHUT, HE REPLACED IT AND TOLD US TO TAKE IT TO THE DEALER SINCE THIS WAS THE 3RD TIME WE HAD THIS PROBLEM. IN DEC OF 2009 THE SPARK PLUG FOR CYLINDER 1 HAD SAME PROBLEM THEN AGAIN IN FEB 2010 IT WAS THE PLUGS FOR 1 & 4. EACH TIME WE WERE DRIVING AT 55 MPH OR HIGHER WHEN CAR BEGAN TO SPUTTER THEN CHECK ENGINE LIGHT CAME ON. MAZDA IS TELLING US NOTHING IS IN THE ENGINE, THE COMPRESSION IS FINE AND THEY HAVE NO IDEA WHY SPARK PLUGS ARE GETTING SMASHED. THE FIRST TIME IT HAPPENED OUR MECHANIC THOUGHT IT WAS BAD SPARK PLUG AND REPLACED IT FREE OF CHARGE, THE SECOND TIME WE TOOK IT TO THE DEALER WHO COULD FIND NOTHING. IT IS NOW AT THE DEALER AGAIN AND THEY ARE SAYING THE ONLY THING THEY COULD DO IS TAKE THE ENGINE APART AND LOOK BUT HAVE NO GUARANTEE OF FINDING ANYTHING AND IT COULD COST $1500. THEY REMOVED SPARK PLUG, CHECKED FOR DEBRIS AND TESTED THE COMPRESSION. THEY ALSO USED A MAGNET TO SEARCH FOR FOREIGN BODY IN CYLINDER AND FOUND NOTHING. *TR
ON AT LEAST 3-5 OCCASIONS THIS 2.0L ENGINE HAS SUFFERED THE EXACT SAME FATE AS NHTSA ID# 10422484. CHECK ENGINE LIGHT ON, MISFIRING, ASSOCIATED NOISE SOUNDING LIKE A BOLT / SCREW BOUNCING AROUND IN THE ENGINE FOR MAYBE 15 SECONDS, THEN WOULD RETURN TO NORMAL. EACH TIME THERE HAS BEEN A DIFFERENT CYLINDER MISFIRE, UPON SPARK PLUG REMOVAL IT WAS FOUND THE GAP WAS CLOSED CAUSING NO SPARK. EACH TIME, A NEW PLUG WAS INSTALLED AND CORRECTED THE IMMEDIATE PROBLEM. AFTER SEEING THESE COMPLAINTS AND A RECALL REGARDING THIS ISSUE I REALIZED I'VE HAD THE SAME ISSUE. DON'T KNOW IF MY VIN # IS IN THE EFFECTED RANGE OR NOT. CAR NOW HAS 123105 MILES. WOULD HOPE THAT MAZDA WOULD COVER ANY VEHICLE WITH THIS PROBLEM. *TR
MY 03 PROTEGE HAS VICS SCREWS FALLING OUT AND ALL ISSUES THAT COMES WITH IT. MY CAR HAS BEEN PARKED IN THE DRIVEWAY UNTOUCHED BECAUSE I CANNOT AFFORD TO PAY FOR THE REPAIRS DUE TO HOW MANY TIMES MY CAR HAS HAD ISSUES AND CANNOT PASS EMISSIONS. SO I HAVE TO TURN MY TAGS IN WITHIN THE MONTH BECAUSE MAZDA WONT RECOGNIZE THE ISSUE BEING THEIR RECALL SINCE MY VIN IS OUT OF THEIR WINDOW FOR CARS BEING DEFECTIVE. I DON'T UNDERSTAND WHY IF SO MANY PEOPLE ARE HAVING THE SAME PROBLEM; WHY THOSE MONTHS WHEN WE HAVE THE SAME PARTS? MAZDA CLAIMS ITS THE TORQUE BUT OBVIOUSLY ITS THE SCREWS FALLING OUT INCLUDING THE BUTTERFLIES. WHY WAS THE TORQUE DIFFERENT THOSE 3 MONTHS? IF MAZDA IS SAYING THE RECALL IS DUE TO THE TORQUE BEING WRONG AND THE SCREWS ARE FALLING OUT THEN WHY ARE SO MANY VEHICLES THAT ARE IN AND OUT OF THE VIN NUMBER NEEDED TO BE REQUIRED FOR FREE REPAIR? WHY ARE SO MANY VEHICLES BEING CHECKED AND MECHANICS FINDING SCREWS AND BUTTERFLIES IN OTHER AREAS OTHER THAN WHERE THEY SHOULD BE? IF THE RECALL IS DUE TO TORQUE, THEN WHY ARE YOU REPLACING THE ORIGINAL SCREWS? IF TORQUE IS THE CASE WHY NOT JUST USE THE CORRECT TORQUE USAGE, YOU KNOW THE TORQUE THAT'S IN MY CAR! WHY ARE PROTEGES WITH THE VINS OUT OF THE RECALL WINDOW HAVING THE SAME CORRECTIVE ACTION WHEN THEY GO TO GET THE REPAIR AND GET THE SAME PARTS WHEN THEY HAD THE CORRECT TORQUE IN THE FIRST PLACE! ITS CLEAR THIS RECALL ISN'T ABOUT TORQUE, THIS IS ABOUT IT THE RECALL PART BEING FAULTY NO MATTER WHAT TORQUE WAS USED. WOULDN'T IT HAVE BEEN MORE COST EFFECTIVE AND EASIER FOR YOU JUST TO USE THE REQUIRED TORQUE RATHER THAN NEW PARTS SINCE YOU SAY. MAZDA DOESN'T TAKE THIS SERIOUSLY AND FIX THEIR FAULTY PART. WE NEED HELP! *TR
TL*THE CONTACT OWNS A 2003 MAZDA PROTEGE. THE CONTACT STATED THAT THE VEHICLE EXHIBITS A NO-START CONDITION. THE VEHICLE WAS TAKEN TO THE DEALER, AND A TECHNICIAN CONCLUDED THAT THE FAILURE WAS CAUSED BY SCREWS THAT HAVE FALLEN FROM THE BUTTERFLY SHUTTERS INSIDE OF THE INTAKE MANIFOLD AND THAT THE REPAIRS WOULD COST $1000.00. NO REPAIRS WERE MADE. THE MANUFACTURER WAS NOTIFIED; HOWEVER, NO ASSISTANCE WAS PROVIDED. THE FAILURE AND CURRENT MILEAGES WERE 107,000.
TL*THE CONTACT OWNS A 2003 MAZDA PROTEGE 5. WHILE IDLING THE ENGINE, IT MISFIRED AND TWO OF THE CYLINDERS DID NOT MAKE A CONNECTION. AN AUTHORIZED TECHNICIAN REMOVED A SCREW FROM THE CYLINDER WITHIN THE ENGINE AT HIS OWN EXPENSE. THE TECHNICIAN ALSO STATED THAT THE INTAKE MANIFOLD WAS LOSING SCREWS AND AFFECTING THE CYLINDERS. THE MANUFACTURER OFFERED NO ASSISTANCE. THE CURRENT MILEAGE WAS 83,000 AND THE FAILURE MILEAGE WAS APPROXIMATELY 79,000.
MY 2002 PROTEGE 5 (BUILT DECEMBER 2002) HAD A CATASTROPHIC ENGINE FAILURE, DUE TO LOOSE VICS SCREWS FROM THE INTAKE MANIFOLD COMING LOOSE AND BEING SUCKED INTO THE COMBUSTION CHAMBER. THESE SCREWS SHEARED OFF THE TOP OF MY SPARK PLUG, AND DESTROYED MY PISTON AND VALVES. THE OUTWARD SYMPTOMS WAS A LOUD 'COIN IN THE WASHING MACHINE' SOUND COMING FROM MY ENGINE, FOLLOWED BY A SUDDEN LOSS OF POWER AND STALLING. AFTER THE ENGINE WAS OPENED, 3 OF 8 VICS SCREWS WERE OFF COMPLETELY, AND THE REMAINING 5 WERE LOOSE. THIS IS CLEARLY THE IDENTICAL DEFECT TO A RECALL FOR PROTEGE 5'S BUILT SHORTLY AFTER MY VEHICLE (EMISSIONS RECALL 3005C), BUT MY VEHICLE WAS NOT COVERED IN THE RECALL. READING ONLINE BOARDS FOR PROTEGE OWNERS, IT IS CLEAR THAT THIS IS A FREQUENT DEFECT EFFECTING BOTH OWNERS IN AND OUT OF RECALL RANGE, AND THAT THIS VICS RECALL SHOULD BE WIDENED TO INCLUDE ADDITIONAL OWNERS. QUOTES FROM MAZDA FOR REPAIR ARE ~$5000 FOR A NEW INTAKE MANIFOLD, VALVES AND PISTONS, AND LABOR TO REPAIR. *TR
TL*THE CONTACT OWNS A 2003 MAZDA SPEED PROTEGE. WHILE DRIVING 20 MPH, THE VEHICLE BEGAN TO SHAKE SEVERELY WHEN THE CONTACT RELEASED THE ACCELERATOR PEDAL. HE EXPERIENCED DIFFICULTY STEERING AND CONTROLLING THE VEHICLE. HE TOOK THE VEHICLE TO A DEALER AND WAS INFORMED THAT THE VARIABLE TUMBLE CONTROL SYSTEM SHUTTER VALVE BECAME STUCK IN THE CLOSED POSITION. THE FAILURE PREVENTED AIR FROM ENTERING THE VEHICLE. THROUGH ONLINE RESEARCH, HE DISCOVERED A RECALL FOR THE SAME FAILURE ON THE REGULAR MAZDA PROTEGE. THE MANUFACTURER STATED THAT THE MAZDA SPEED PROTEGE HAD NO RECALLS. THE FAILURE MILEAGE WAS 72,000 AND CURRENT MILEAGE WAS 75,000.
TL*THE CONTACT'S SON OWNS A 2003 MAZDA PROTEGE 5. WHILE APPROACHING A RED LIGHT AT AN UNKNOWN SPEED, THE VEHICLE STALLED AND HAD TO BE RESTARTED. THE CONTACT HEARD LOUD NOISES COMING FROM THE FRONT END OF THE VEHICLE. THE CONTACT PULLED TO THE SIDE OF THE ROAD AND HAD THE VEHICLE TOWED TO A SERVICE STATION. THE MECHANIC DIAGNOSED THE CAUSE OF THE FAILURE AS A BLOWN ROD. THE VEHICLE WAS THEN TOWED TO A MAZDA DEALER, WHO STATED THAT THERE WAS ENGINE FAILURE AND IT NEEDED TO BE REPLACED. THE CURRENT MILEAGE WAS 31,289 AND FAILURE MILEAGE WAS 26,490.
LOUD RATTLING NOISE AT HIGHWAY SPEED, ENGINE LIGHT CAME ON. TOOK TO MAZDA DEALERSHIP, FOUND PROBLEM TO BE BUTTERFLY VALVE SCREWS BACKING OUT AND FALLING INTO INTAKE MANIFOLD. ESTIMATED REPAIR COST ~$900.00. *TR
WHILE DRIVING TO WORK MY CAR BEGAN TO SHUDDER AND HICCUP. THEN THE ENGINE LIGHT CAM ON SO I PULLED OFF THE HIGHWAY. I STARTED IT BACK UP AND THE CAR HAD A MORE SERIOUS SHUDDER. I GOT IT TO A LOCAL SERVICE STATION AND THEY RAN A COMPUTER DIAGNOSTIC AND SAID IT WAS A MISFIRE IN THE #4 CYLINDER. THE SPARKPLUG WAS SMASHED. NOTHING WAS FOUND IN THE CYLINDER SO THE SPARKPLUG WAS REPLACED AND TEMPORARILY FIXED THE PROBLEM. TWO WEEKS LATER THE SAME SHUDDER PROBLEM AND AGAIN THE ENGINE LIGHT CAME ON. THIS TIME THE #1 CYLINDER WAS THE PROBLEM AND AGAIN WITH THE SAME SMASHED SPARKPLUG. MY MECHANIC THOUGHT IT WAS A VERY ODD OCCURRENCE AND CHECKED AND FOUND THE RECALL #3005C. MY LOCAL MAZDA DEALER THEN SAID MY VIN# DID NOT FALL WITHIN THE RANGE OF THE RECALL AND YET THERE SEEMS TO BE MANY PEOPLE WITH THIS PROBLEM. IT LOOKS LIKE MAZDA IS TRYING TO AVOID THIS PROBLEM. *TR
2003 MAZDA PROTEGE 5 WITH ROUGH IDLING AND OTHER ENGINE ISSUES. CONSUMER STATES THE VEHICLE HAD A ROUGH IDLE AND THAT IT WOULD HAVE TROUBLE STARTING. *KB WHEN THE MECHANIC INSPECTED THE ENGINE, HE FOUND THE SCREWS HAD PASSED THROUGH THE ENGINE AND WERE FOUND IN THE CATALYTIC CONVERTER. THE CONSUMER DISCOVERED THERE WAS AN INTAKE MANIFOLD SHUTTER AND VARIABLE TUMBLE CONTROL VALVE EMISSION RECALL FOR MAZDA PROTEGE'S, HOWEVER THE CONSUMERS VEHICLE IDENTIFICATION NUMBER DID NOT FALL WITHIN THE RANGE. *JB
PURCHASED A PRE OWNED 2003 MAZDA PROTEGE WITH APPROXIMATELY 50,000 MILES ON IT. I DROVE THE VEHICLE FOR ABOUT 4000 MILES BEFORE THERE WAS AN ENGINE FAILURE. THERE WERE NO EVENTS THAT LEAD UP TO THIS INCIDENT. THE ENGINE BEGAN TO MAKE A LOUD KNOCKING NOISE. I HAD IT TOWED TO THE DEALER OF PURCHASE. A SCREW ON AN THE INTAKE CAME LOOSE AND WENT INTO THE ENGINE CYLINDER. DAMAGE CAUSED THE ENGINE TO NEED TO BE REPLACED. MAZDA HAS RECALL 3005C FOR THIS PROBLEM FOR THE EXACT YEAR, MODEL, AND ENGINE AS THE ONE I PURCHASED. HOWEVER, THE VIN NUMBER WAS A FEW THOUSAND NUMBERS OUTSIDE OF THE RECALL RANGE. IM STUCK WITH A 15,000 PIECE OF JUNK. *AK
Showing 1–20 of 38 complaints
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.
Data synced from NHTSA on Apr 25, 2026