FaultScore

2003 KIA Optima electrical problems

25 of the 190 complaints about the 2003 KIA Optima are about the electrical system — 13% of everything reported for this model year. Half of the failures with a mileage on record happened before 78,769 miles.

B

25

Complaints

0

Crashes

0

Fires

0

Injuries

Exactly what failed

Electrical System 20 80.0%
Cables 2 8.0%
Instrument Cluster/Panel 2 8.0%
Ignition 1 4.0%

Electrical System across every KIA Optima year

2001 20 2.1%
2002 17 1.8%
2003 25 2.7%
2004 45 4.8%
2005 29 3.1%
2006 23 2.5%
2007 14 1.5%
2008 16 1.7%
2009 16 1.7%
2010 13 1.4%
2011 62 6.6%
2012 123 13.1%
2013 146 15.6%
2014 59 6.3%
2015 136 14.5%
2016 102 10.9%
2017 25 2.7%
2018 33 3.5%
2019 22 2.3%
2020 12 1.3%

What owners said

Filed with NHTSA, in their own words.

at 60,000 miles Elkhart, IN

ELECTRICAL SYSTEM

AFTER 60,000 MILES, WHILE DRIVING OR WITH THE ENGINE RUNNING, THE ENGINE LIGHT CAME ON AND STAYED ON. THIS HAS BEEN REPAIRED THREE TIMES BY REPLACING A MAIN FUSE. EACH TIME IT HAS BEEN REPAIRED, THE PROBLEM HAS REOCCURRED. IN CONNECTION WITH THIS PROBLEM, THE DOOR WILL LOCK AFTER THE DRIVER EXITS THE CAR. SOMETIMES, THE KEYS HAVE BEEN LOCKED IN THE CAR.

NHTSA complaint #10789284 — an unverified report by a vehicle owner.

at 98,000 miles Dayton, TN

ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT WHILE PARKED, THE DOOR LOCK FAILED. THE CONTACT ATTEMPTED TO USE THE FOBIK AND COULD LOCK THE DOORS, BUT THEY FAILED TO UNLOCK. THE CONTACT HAD TO UNLOCK AND LOCK THE DOORS MANUALLY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE FAILURE MILEAGE WAS 98,000. UPDATED 02/12/16*LJ UPDATED 4/23/18*JB

NHTSA complaint #10783280 — an unverified report by a vehicle owner.

at 93,400 miles Indianapolis, IN

ELECTRICAL SYSTEM

DOORS (ALL) WILL LOCK AFTER UNLOCKING WHEN YOU'RE TRYING TO GET IN. I UNLOCK THE DOOR, EITHER MANUALLY OR WITH THE KEY FOB, WHEN YOU PULL THE HANDLE TO OPEN THE DOOR THE DOORS LOCK. YOU CAN PLAY WITH IT AND FINALLY GET IN BUT I'VE HEARD ALOT OF PROBLEMS WITH THE SAME THING ON THE SAME MODEL.

NHTSA complaint #10680712 — an unverified report by a vehicle owner.

at 97,055 miles Riverdale, GA

ELECTRICAL SYSTEM

DRIVERS DOOR IS JAMMED LOCKED. THE REMOTE WORKS THE LOCKS MOVE WITH REMOTE AND KEY. THE DOOR DOES NOT OPEN. MULTIPLE COMPLAINTS ON KIA FORUM REGARDING DOOR LOCKS.

NHTSA complaint #10667516 — an unverified report by a vehicle owner.

at 75,126 miles Elkhart, IN

ELECTRICAL SYSTEM

THE ENGINE LIGHT CAME ON. THE DOORS WOULD LOCK WITHOUT ANY PROMPTS. THE HORN WOULD HONK WHILE PARKED IN THE GARAGE. THE CAR WAS CHECKED OUT ON THE COMPUTER AND THE DRIVER'S AIR BAG NEEDS REPLACED AND THERE IS AN ELECTRICAL PROBLEM.

NHTSA complaint #10648128 — an unverified report by a vehicle owner.

at 69,000 miles Centennial, CO

ELECTRICAL SYSTEM

THE DOOR WILL NOT UNLOCK WITH A KEY FOB, KEY OR MANUALLY. YOU ARE LITERALLY LOCKED IN THE CAR AND CANNOT OPEN THE DOOR TO GET OUT. THIS IS HORRIBLY DANGEROUS AND IF YOU WERE IN AN ACCIDENT YOU COULD NOT GET OUT OF THE CAR. PLEASE HELP GET A RECALL ON THIS PART. THIS CAR IS NOT SAFE.

NHTSA complaint #10587450 — an unverified report by a vehicle owner.

at 100,000 miles Omaha, NE

ELECTRICAL SYSTEM

FIRST: IN THE AFFECT PARTS SECTION OF THIS COMPLAINT THERE IS NO WHERE TO MARK DEFECTIVE LOCKS. I HAVE 2003 KIA OPTIMA SE FOUR-DOOR. IT WILL CONTINUOUSLY LOCK AND UNLOCK AUTOMATICALLY. WILL ONLY STOP CLICKING ON AND OFF WHEN ENGINE IS TURNED OFF. THIS POSES A SAFETY ISSUE BY BEING LOCKED IN AN AUTO WITH ELECTRONIC LOCKS THAT CANNOT BE UNLOCKED EITHER MANUALLY OR WITH THE KEY FOB. WHEN WILL THERE BE A RECALL, EITHER INVOLUNTARILY OR VOLUNTARILY. I BOUGHT THIS AUTO NEW AND STILL HAVE IT.

NHTSA complaint #10583604 — an unverified report by a vehicle owner.

at 80,000 miles Lancaster, CA

ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVERS SIDE DOOR LOCKED AND SHE WAS UNABLE TO UNLOCK IT MANUALLY OR BY USING THE KEY FOB. SHE WAS FORCED TO CLIMB INTO THE BACK SEAT IN ORDER TO EXIT THE VEHICLE. WHEN THE FAILURE RECENTLY RECURRED ALL OF THE DOORS FAILED TO UNLOCK. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC AND THE TECHNICIAN REPLACED THE LOCKS; HOWEVER, THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 80,000 AND THE CURRENT MILEAGE WAS 90,000. UPDATED 2/11/14*CN THE CONSUMER STATED THE TRUNK AND IGNITION WOULD NOT UNLOCK. THE IGNITION AND TRUNK LOCK WAS REPLACED. ALSO, THE ALTERNATOR, FUEL TANK SENSOR AND TIMING BELT WERE REPLACED. THE HIGH BEAM LIGHTS WOULD COME ON, WHEN SHE MADE TURNS.

NHTSA complaint #10557278 — an unverified report by a vehicle owner.

at 85,000 miles Norwood, MA

ELECTRICAL SYSTEM

TL* THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE DRIVER'S SIDE DOOR FAILED TO UNLOCK AND COULD NOT BE UNLOCKED FROM THE OUTSIDE OR INSIDE OF THE VEHICLE. THE CONTACT MENTIONED THAT SHE HAD TO ENTER THE VEHICLE THROUGH THE PASSENGER'S SIDE DOOR. THE VEHICLE WAS TAKEN TO A DEALER WHERE THE MECHANIC STATED THAT THE LATCH WAS NOT WORKING PROPERLY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS 85,000. THE CURRENT MILEAGE WAS 86,500. UPDATED 12/20/13*CN THE DEALER STATED THE LOCK PROBLEM WAS ELECTRICAL. UPDATED 12/26/13

NHTSA complaint #10544589 — an unverified report by a vehicle owner.

at 77,538 miles Hanford, CA

ELECTRICAL SYSTEM

PASSENGER DOOR LOCKS AND WILL NOT UNLOCK WITHOUT PUSHING THE UNLOCK BUTTON AND PULLING THE DOOR HANDLE AT THE SAME TIME. IT TAKES ABOUT 5 TO 10 MINUTES TO GET DOOR OPEN USING THIS METHOD. THIS IS A SERIOUS SAFETY ISSUE WHICH COULD TRAP A PERSON IN THEIR CAR.

NHTSA complaint #10510291 — an unverified report by a vehicle owner.

at 109,000 miles Marietta, GA

ELECTRICAL SYSTEM

DOOR LOCK FOR THE DRIVERS SIDE DOES NOT WORK AND ALSO DOES NOT UNLOCK. THIS PRESENTS A HUGE SAFETY CONCERN, DRIVER CANNOT EXIT THE DRIVERS' DOOR! WE HAVE BEEN ABLE TO UNLOCK THE DRIVERS' DOOR BUT IT WILL NOT OPEN! I REVIEWED THE ISSUE ONLINE AND FOUND HUNDREDS OF THE SAME COMPLAINT. KIA NEEDS TO ADDRESS THE DRIVERS DOOR ISSUE ASAP AS IT IS A HUGE LIABILITY SINCE IT IS AN EXTREMELY COMMON PROBLEM.

NHTSA complaint #10505583 — an unverified report by a vehicle owner.

at 45,000 miles Columbia, PA

ELECTRICAL SYSTEM

POWER DOOR LOCKS RE-LOCK AFTER YOU UNLOCK THEM AND PULL ON THE DOOR HANDLE TO OPEN THE DOOR. THIS CAN EITHER TRAP YOU IN YOUR CAR, OR TRAP YOU OUT. YOU HAVE TO GO AROUND TO THE OTHER SIDE, BUT CRAWLING OVER THE CENTER CONSOLE TO THE DRIVER'S SIDE IS ALMOST IMPOSSIBLE. HAD THE SWITCH AND ACTUATOR REPLACED ON THE DRIVER'S SIDE. ABOUT A YEAR LATER, THE SAME THING HAPPENED WITH THE PASSENGER SIDE DOOR. KIA DOESN'T SEEM TO CARE SINCE IT GETS THEM OVER $300 WORTH OF BUSINESS EACH TIME.

NHTSA complaint #10413314 — an unverified report by a vehicle owner.

at 97,000 miles Wickliffe, OH

ELECTRICAL SYSTEM

POWER LOCKS INSTANTLY LOCK AFTER UNLOCKING,(OVER AND OVER) PROHIBITING ME AND MY PASSENGERS TO ENTER OR EXIT THE VEHICLE. IT SOMETIMES TAKES 5-10 MINUTES OF TRYING TO UNLOCK THAT THEY WILL FINALLY STAY UNLOCKED ALLOWING ACCESS. I HAVE A TODDLER AND A BABY ON THE WAY. IF THERE WERE TO BE AN ACCIDENT OR A FIRE, I COULD ONLY IMAGINE BEING TRAPPED INSIDE.

NHTSA complaint #10412608 — an unverified report by a vehicle owner.

at 90,000 miles Worthing, SD

ELECTRICAL SYSTEM

***SAFETY ISSUE*** 1) UNDER NORMAL OPERATING CONDITIONS WITHOUT ABUSE OR CONSUMER MODIFICATION. 2) DOOR LOCKS FREQUENTLY FAIL TO UNLOCK OR WILL AUTOMATICALLY RE-LOCK WHEN ATTEMPTING TO UNLOCK EITHER MANUALLY OR ELECTRONICALLY. THIS COULD CAUSE AN INABILITY TO ESCAPE THE VEHICLE IN A REASONABLE AMOUNT OF TIME OR MAY RESULT IN BEING UNABLE TO ACCESS CHILDREN TRAPPED INSIDE. THUS, LEADING TO HEAT STROKE, DEATH, OR OTHER PHYSICAL HARM. 3) HAD TO PAY TO REPLACE DOOR LATCH ASSEMBLY, BUT STILL INTERMITTENTLY FAILS TO UNLOCK AS OF THE DATE OF THIS REPORT. THERE IS NO MANUAL OVERRIDE TO UNLOCK THE DOORS WITH THIS MECHANICAL/ELECTRICAL FAILURE.

NHTSA complaint #10345572 — an unverified report by a vehicle owner.

at 100,000 miles Englewood, OH

ELECTRICAL SYSTEM

LOCKING SYSTEM FAILURE CAUSING ALL DOORS TO LOCK ON THE VEHICLE WITH NO MEANS TO GET OUT OF THE VEHICLE. CAN NOT GET OUT BY THE WINDOWS AND THE MOTOR WILL NOT SHUT DOWN FOR QUIT SOME TIME. WE BELIEVE IT ALSO TRIGGERED OR MALFUNCTIONED THE ANTI-THEFT CAUSING IT TO INGAGE WHICH WOULD PREVENT YOU EXITING THE VEHICLE AS WELL.

NHTSA complaint #10267506 — an unverified report by a vehicle owner.

at 58,671 miles SAN Jose, CA

ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

TL*THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE VEHICLE CANISTER CLOSE VALVE FAILED, WHICH CAUSED THE FUEL GAUGE TO DISPLAY INACCURATE READINGS. THE CHECK ENGINE LIGHT ILLUMINATED AND THE DEALER STATED THAT A VAPOR HOSE ATTACHED TO THE FUEL CANISTER CRACKED. THE DEALER REPLACED THE CANISTER CLOSE VALVE AND LEVER FENDER. THE REPAIR COSTS TOTALED $104; HOWEVER, THE REPAIRS DID NOT CORRECT THE FAILURE. THE DEALER IS NOW SUGGESTING THAT THE CLUSTER PANEL WILL NEED TO BE REPLACED. THE MANUFACTURER STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN ID NUMBER 04V180000 (FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY) AND WOULD NOT ASSIST. THE FAILURE MILEAGE WAS 58,671. UPDATED 07/29/08 *BF THE CONSUMER STATED WHILE FILLING THE GAS TANK, THE PUMP CLICKED, BUT THAT GAS GAUGE ONLY SHOWED 1/2 TANK OF GAS. UPDATED 08/05/08

NHTSA complaint #10230056 — an unverified report by a vehicle owner.

SJ, PR

ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

EL AUTO KIA OPTIMA 2003, EN MLTIPLES OCASIONES HA MARCADO ALTAS TEMPERATURAS. EXISTEN PROBLEMAS PARA PONERLE GASOLINA YA QUE LA BOTA O NO PERMITE QUE SE LE ECHE MS ENTRE OTROS DEFECTOS.

NHTSA complaint #10220848 — an unverified report by a vehicle owner.

at 57,000 miles Dalton, GA

ELECTRICAL SYSTEM:IGNITION

TL*THE CONTACT OWNS A 2003 KIA OPTIMA. THE CONTACT STATED THAT THE VEHICLE RANDOMLY FAILS TO START. WHEN HE TURNS THE KEY IN THE IGNITION, IT FEELS AS IF THE VEHICLE DOES NOT HAVE FUEL. THE CONTACT HAS TO MAKE THREE TO FOUR ATTEMPTS JUST TO GET THE VEHICLE TO START. THE VEHICLE FAILS IN BOTH COLD AND WARM WEATHER AND HAS OCCURRED EIGHT TIMES WITHIN THE PAST THIRTY DAYS. THE VEHICLE WILL EVENTUALLY START AFTER APPROXIMATELY FIVE TO TEN MINUTES. THE MECHANIC WAS UNABLE TO DUPLICATE THE FAILURE. THE VEHICLE HAS BEEN IN THE SHOP FOR DAYS AND NO CAUSE OF FAILURE HAS BEEN DETERMINED. THE CURRENT MILEAGE IS 58,400 AND FAILURE MILEAGE WAS 57,000.

NHTSA complaint #10189799 — an unverified report by a vehicle owner.

at 50,000 miles Winchester, MA

ELECTRICAL SYSTEM

TL*- THE CONTACT STATED THAT THE 2003 KIA OPTIMA'S WITH 50000 FAILURE MILEAGE LIGHTS, LOCKS, RADIO DID NOT WORK. THE VEHICLE WOULD NOT START. THE VEHICLE WAS TOWED TO THE DEALER MULTIPLE TIMES. THE DEALER INSTALLED A NEW ENGINE. THE VEHICLE DID NOT WORK PROPERLY. THE CURRENT MILEAGE WAS 56,000.

NHTSA complaint #10186713 — an unverified report by a vehicle owner.

at 65,336 miles SAN Bernardino, CA

ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

2003 KIA OPTIMA CHARGING SYSTEM INDICATOR LIGHT ILLUMINATED. THE CONSUMER PULLED OFF THE FREEWAY AND ONTO A CITY STREET. THE VEHICLE WAS TURNED OFF BUT COULD NOT BE RESTARTED. THE CONSUMER NOTICED THE BATTERY CABLES HAD MELTED. *KB

NHTSA complaint #10163722 — an unverified report by a vehicle owner.

at 64,475 miles SAN Bernardino, CA

ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

DT*: THE CONTACT STATED WHILE DRIVING 60 MPH THE CHARGING SYSTEM'S WARNING LIGHT ILLUMINATED. THE VEHICLE STALLED AND WAS COASTED OFF THE ROAD WITHOUT INCIDENT. IT WAS TOWED TO THE DEALER WHERE THE CAUSE OF THE PROBLEM WAS UNDETERMINED; HOWEVER BOTH BATTERY CABLES WERE MELTED. THERE WERE NO PRIOR WARNING SIGNALS INDICATING A PROBLEM. THE MANUFACTURER HAS NOT BEEN ALERTED.

NHTSA complaint #10161487 — an unverified report by a vehicle owner.

Rochester, NY

ELECTRICAL SYSTEM

BRAKE FAILURE, FRONT ROTORS GROOVED, PADS HEAT GLAZED, REAR ROTORS ALSO. PLUS REAR CALIPERS WERE BOUNDED UP. *BF THE DOORS LOCKED BY THEMSELVES, AND THERE WAS SQUEALING WHEN THE CONSUMER PLACED THE VEHICLE IN REVERSE. IT WAS FOUND THAT THE DOORS HARNESS CONNECTION WAS POOR AND SHORTED OUT. *SC

NHTSA complaint #10105586 — an unverified report by a vehicle owner.

Rochester, NY

ELECTRICAL SYSTEM

THE ENGINE AND AIR BAG LIGHT WOULD COME ON AND OFF. THE ENGINE OXYGEN SENSORS WERE REPLACED. THE AIR BAG ASSEMBLY NEEDED TO BE REPLACED. THERE WERE SEVERAL OTHER PROBLEMS. *BF THE CONSUMER WAS INFORMED THAT HE GAS CAP WAS THE PROBLEM. REFERENCE TO RECALL#04V180000. THE DOOR ON THE DRIVER SIDE CONTINUED TO LOCK WITHOUT PRESSING.

NHTSA complaint #10103232 — an unverified report by a vehicle owner.

Philadelphia, PA

ELECTRICAL SYSTEM

THE CONSUMER NOTICED WHILE DRIVING, THAT THE DOORS LOCKS UNLOCKED AND LOCKED WITHOUT PRESSING THE LOCK BUTTON WHICH WAS FOLLOWED BY THE DASH BOARD LIGHTS FLASHING. PROBLEM. PLEASE PROVIDE DETAILS.

NHTSA complaint #10083319 — an unverified report by a vehicle owner.

Hernando, FL

ELECTRICAL SYSTEM

CONSUMER TURNED ON THE IGNITION SWITCH AND HEARD A CLICKING NOISE, AND THEN LIGHTS/RADIO, AND AIR CONDITIONER WENT OFF. A BURNING SMELL CAME FROM THE AIR CONDITIONER VENTS. VEHICLE WAS TOWED TO THE DEALER. DEALER STATED NOTHING COULD BE FOUND WRONG WITH THE CAR.

NHTSA complaint #10040353 — an unverified report by a vehicle owner.

Other 2003 KIA Optima problems

← Full 2003 KIA Optima report