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Service bulletins for the 2014 Kia Optima

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

353 on file from NHTSA, as of 2026-10-19.

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Bulletins, newest first
TSB ELE101_SA2232017-02-16. Service bulletin. ELECTRICAL SYSTEM. THIS BULLETIN PROVIDES THE PROCEDURE FOR UPGRADING THE BASE AUDIO SYSTEM SOFTWARE OF SOME 2014 MY SOUL (PS), OPTIMA (TF/QF), SORENTO (XMA), SPORTAGE (SL), RIO (UB), AND FORTE (YD) VEHICLES TO IMPROVE BLUETOOTH® CONNECTIVITY, PHONEBOOK DOWNLOAD, AUDIO STREAMING, AND CALL HISTORY DOWNLOAD.
TSB CHA0672017-02-16. Service bulletin. SERVICE BRAKES, ELECTRIC; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. THIS BULLETIN PROVIDES INFORMATION RELATED TO AN IBAU (INTEGRATED BRAKE ACTUATION UNIT) SOFTWARE UPGRADE FOR SOME 2014-2016 MY OPTIMA HYBRID (TF HEV) VEHICLES, PRODUCED FROM DECEMBER 2, 2013 THROUGH JULY 22, 2015, WHICH MAY EXHIBIT A MALFUNCTION INDICATOR LIGHT (MIL) ON WITH DTC C1356 AND NO DRIVABILITY CONCERNS. TO RESOLVE THE CONCERN, REPROGRAM THE IBAU USING THE GDS/KDS DOWNLOAD, AS DESCRIBED IN THIS BULLETIN.
SC135QA2017-02-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. Q AND A (SC135/WTY009) - EVAPORATIVE CANISTER VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM
SC135OWNER2017-02-08. Service bulletin. ENGINE. OWNER NOTIFICATION LETTER (SC135) - DEAR KIA OWNER, KIA MOTORS AMERICA, INC. IS CONDUCTING A VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM REGARDING THE EVAPORATIVE CANISTER IN YOUR VEHICLE.
SC135DEALERPSM2017-02-08. Service bulletin. ENGINE; EQUIPMENT. DEALER PARTS & SERVICE MANAGER MEMO (SC135) - ATTENTION: ALL DEALER PARTS AND SERVICE MANAGERS, KIA MOTORS AMERICA, INC. IS CONDUCTING A VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM TO INSPECT THE EVAPORATIVE CANISTER. KIA HAS DETERMINED THAT THE FOLLOWING KIA VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN STATES WHERE HEAVY AMOUNTS OF ROAD SALT ARE USED, MAY EXHIBIT AN EVAPORATIVE CANISTER LEAK DUE TO PROLONGED EXPOSURE TO ROAD SALT
SC135DEALERP2017-02-08. Service bulletin. EQUIPMENT; ENGINE. DEALER PRINCIPAL MEMO (SC135) - ATTENTION: ALL DEALER PRINCIPALS, KIA MOTORS AMERICA, INC. IS CONDUCTING A VOLUNTARY EMISSIONS SERVICE CAMPAIGN / WARRANTY EXTENSION PROGRAM TO INSPECT THE EVAPORATIVE CANISTER. KIA HAS DETERMINED THAT THE FOLLOWING KIA VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN STATES WHERE HEAVY AMOUNTS OF ROAD SALT ARE USED, MAY EXHIBIT AN EVAPORATIVE CANISTER LEAK DUE TO PROLONGED EXPOSURE TO ROAD SALT
PS4642017-02-08. Service bulletin. LANE DEPARTURE: BLIND SPOT DETECTION; ELECTRICAL SYSTEM. PITSTOP: NO COMMUNICATION WITH BLIND SPOT DETECTION AFTER COLLISION REPAIRS - THIS PITSTOP PROVIDES INFORMATION RELATING TO 2014-2015MY OPTIMA (QF) VEHICLES WITH BLIND SPOT DETECTION (BSD), WHICH MAY EXHIBIT A “CHECK BSD SYSTEM” MESSAGE AND NO COMMUNICATION WITH THE BSD SYSTEM AFTER COLLISION REPAIRS. THIS CONCERN IS COMMONLY CAUSED BY THE REAR BUMPER HARNESS INSTALLED BACKWARDS.
PS266R12017-02-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PITSTOP: HVAC RECEIVER/DRYER - DESICCANT REPLACEMENT - IN THE EVENT OF A HVAC SYSTEM CONCERN IN WHICH METAL PARTICLES OR SHARDS HAVE CONTAMINATED THE SYSTEM, THE DESICCANT OR THE ENTIRE A/C RECEIVER/DRYER ASSEMBLY MAY NEED TO BE REPLACED. THIS IS DUE TO THE FACT THAT IT MAY BE IMPOSSIBLE TO REMOVE ALL METAL CONTAMINANTS FROM THE RECEIVER/DRYER DURING THE A/C FLUSHING PROCEDURE. REFER TO THE INCLUDED TABLE FOR DETAILED INFORMATION ON COMPONENT REPLACEMENT BY MODEL. IF YOU SUSPECT A PLUGGED EXPANSION VALVE, THE INLET SCREENS CAN BE CLEANED. IF THE VALVE IS NOT EQUIPPED WITH AN INLET SCREEN AND IS RESTRICTED, THE EXPANSION VALVE MAY ALSO NEED TO BE REPLACED.
PS4572017-02-08. Service bulletin. SERVICE BRAKES; EQUIPMENT. PITSTOP: VARIANT CODING INTEGRATED BRAKE ACTUATION UNITS (IBAU) - WHEN REPLACING THE INTEGRATED BRAKE ACTUATION UNIT, IT IS NECESSARY TO PERFORM VARIANT CODING OF THE NEW MODULE. FOR ADDITIONAL INFORMATION RELATED TO VARIANT CODING CLICK THE VARIANT CODES LINK ON THE KGIS HOME PAGE. (SEE PAGE 2 FOR SAMPLE SCREEN SHOT.)
TSBSC1352017-02-08. Service bulletin. EQUIPMENT; ENGINE. TSB: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: EVAPORATIVE CANISTER INSPECTION AND/OR REPLACEMENT (SC135) - THIS BULLETIN PROVIDES INFORMATION TO INSPECT AND/OR REPLACE THE EVAPORATIVE CANISTER ASSEMBLY ON SOME OPTIMA (TF) VEHICLES, PRODUCED FROM SEPTEMBER 2, 2010 THROUGH NOVEMBER 29, 2014, SOME OPTIMA HYBRID (TF HEV) VEHICLES, PRODUCED FROM FEBRUARY 15, 2011 THROUGH NOVEMBER 29, 2014, SOME RONDO (UN) VEHICLES, PRODUCED FROM APRIL 1, 2009 THROUGH JULY 30, 2010, AND SOME SEDONA (VQ) VEHICLES, PRODUCED FROM APRIL 1, 2009 THROUGH JUNE 17, 2014. THE SUBJECT VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN ONE OF TWENTY-EIGHT (28) SALT BELT STATES MAY EXPERIENCE A LEAK DETECTION WARNING OF THE EVAPORATIVE EMISSION SYSTEMS, ALONG WITH DTC(S) P0442 OR P0455. FOR VEHICLES ORIGINALLY SOLD OR CURRENTLY REGISTERED IN ONE OF THE TWENTY-EIGHT (28) SALT BELT STATES, (AK, CT, DC, DE, IA, IL, IN, MA, MD, ME, MI, MN, MO, NH, NJ, NY, OH, PA, RI, VT, WI, WV, KS, KY, NE, ND, SD AND UT), THE EVAPORATIVE CANISTER WILL BE INSPECTED, AND IF NO LEAK IS FOUND, THE MOUNTING BRACKET WILL BE REPLACED WITH A NEW IMPROVED PART. IF A CRACK IN THE EVAPORATIVE CANISTER IS FOUND, THE CANISTER WILL BE REPLACED WITH A NEW IMPROVED PART. BEFORE CONDUCTING THE PROCEDURE, VERIFY THE VEHICLE IS INCLUDED IN THE LIST OF AFFECTED VINS. FOR VEHICLES IN OTHER STATES, KIA IS EXTENDING THE WARRANTY ON THE EVAPORATIVE CANISTER FROM 5 YEARS/60,000 MILES TO 10 YEARS/120,000 MILES, WHICHEVER OCCURS FIRST STARTING FROM THE DATE OF FIRST SERVICE. FOLLOW THE PROCEDURES OUTLINED IN THIS BULLETIN TO RESOLVE THE CONCERN.
TSBCHA072R12017-02-08. Service bulletin. STEERING. TSB REV1: MDPS FLEXIBLE COUPLING REPLACEMENT CUSTOMER SATISFACTION PROGRAM (CS1604) - THIS BULLETIN PROVIDES INFORMATION REGARDING THE REPLACEMENT OF THE FLEXIBLE COUPLING IN THE MOTOR DRIVEN POWER STEERING (MDPS) ON SOME 2011-2014 MY OPTIMA (QF/TF/TFH) VEHICLES, PRODUCED FROM AUGUST 12, 2010 TO DECEMBER 18, 2013. THE MDPS UNIT MAY EXPERIENCE NOISE WHEN TURNING THE STEERING WHEEL LEFT OR RIGHT, ESPECIALLY WHILE THE VEHICLE IS STOPPED. KIA’S ANALYSIS HAS IDENTIFIED THAT THIS CONDITION OCCURS MAINLY IN EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS DUE TO THE WEAR OF THE FLEXIBLE COUPLING IN THE MDPS, AFTER EXTENDED USAGE OVER YEARS. THE EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS INCLUDE: ALABAMA, FLORIDA, GEORGIA, HAWAII, LOUISIANA, MISSISSIPPI, NORTH CAROLINA, SOUTH CAROLINA, AND TEXAS. FOR VEHICLES SOLD OR CURRENTLY REGISTERED IN EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS, REPLACE THE FLEXIBLE COUPLING WITH A NEW ONE IF IT HAS NOT BEEN PREVIOUSLY REPLACED UNDER WARRANTY. BEFORE CONDUCTING THE PROCEDURE, VERIFY THAT THE VEHICLE IS INCLUDED IN THE LIST OF THE AFFECTED VINS. FOR VEHICLES SOLD OR REGISTERED IN ALL OTHER STATES, KIA IS EXTENDING THE WARRANTY ON THE FLEXIBLE COUPLING IN THE MDPS FROM 5 YEARS/60,000 MILES TO 10 YEARS/UNLIMITED MILEAGE, STARTING FROM THE DATE OF FIRST SERVICE IN ORDER TO ENSURE CUSTOMER SATISFACTION. IF THE MDPS UNIT EXPERIENCES NOISE WHEN TURNING THE STEERING WHEEL LEFT OR RIGHT, REPLACE THE AFFECTED FLEXIBLE COUPLING WITH A NEW ONE.
TSBBOD1022017-02-06. Service bulletin. EQUIPMENT. TSB: SEAT BACK COVER REMOVAL PROCEDURE - THIS BULLETIN OUTLINES THE PROCEDURE FOR THE REMOVAL OF THE FRONT SEAT BACK COVERS ON OPTIMA (QF) AND SORENTO (XMA).
PS2512017-02-06. Service bulletin. SUSPENSION. PITSTOP: ALIGNMENT SPECIFICATIONS FOR OPTIMA - THIS ARTICLE PROVIDES NEW ALIGNMENT SPECIFICATIONS FOR OPTIMA (QF) VEHICLES DUE TO A MODIFICATION TO THE DESIGN OF THE FRONT SUSPENSION.
TSBTRA0492017-02-03. Service bulletin. POWER TRAIN. TSB: 6-SPEED A/T TRANSMISSION ADAPTIVE VALUES RESET/RELEARN - THIS BULLETIN PROVIDES THE PROCEDURES NECESSARY TO RESET AND RELEARN THE ADAPTIVE VALUES AFTER TRANSMISSION REPLACEMENT OR REPROGRAMMING/REPLACEMENT OF THE ECM/PCM.
PS3642017-02-02. Service bulletin. EQUIPMENT; EXTERIOR LIGHTING:TAIL LIGHTS. PITSTOP: WATER LEAK/CONDENSATION IN REAR OUTER TAIL LAMP(S) - ON SOME 2014~2015MY OPTIMA (QF) VEHICLES, CUSTOMERS MAY COMPLAIN ABOUT WATER DROPLETS FORMING INSIDE THE REAR TAIL LAMP LENSES FOLLOWING A RAINSTORM OR AFTER WASHING THEIR VEHICLE. THESE WATER DROPLETS ARE MORE VISIBLE AT NIGHT AND THE QUANTITY OF WATER PRESENT IS MORE THAN JUST A THIN FILM OF CONDENSATION WHICH MAY NOT EASILY EVAPORATE. THIS CONCERN IS CAUSED BY A GAP BETWEEN THE TAIL LAMP HOUSING GASKET AND VEHICLE BODY WHICH ALLOWS WATER TO INFILTRATE INTO THE TAIL LAMP. TO RESOLVE THIS CONCERN, ORDER ADDITIONAL FOAM GASKETS (ONE ADDITIONAL PER SIDE) AND INSTALL THEM BETWEEN THE LEFT AND RIGHT TAIL LAMPS AND THE BODY OF THE VEHICLE, AS OUTLINED BELOW.
TSBELE0772017-02-02. Service bulletin. BACK OVER PREVENTION: CAMERA SYSTEM. TSB: REAR VIEW CAMERA DIAGNOSIS/REPLACEMENT - THIS BULLETIN PROVIDES INFORMATION TO DIAGNOSE AND/OR REPLACE THE REAR VIEW CAMERA OF SOME KIA VEHICLES (SEE TABLE BELOW FOR SPECIFIC MODELS AND PRODUCTION DATES) WHICH MAY EXHIBIT INADEQUATE IMAGE QUALITY FROM THE REAR VIEW CAMERA.
CS1604QA2017-02-01. Service bulletin. STEERING. Q AND A: CS1604 - ALL 2011-2013 MY AND SOME 2014 MY OPTIMA VEHICLES MOTOR DRIVEN POWER STEERING (MDPS) FLEXIBLE COUPLING CUSTOMER SATISFACTION / WARRANTY EXTENSION PROGRAM
CS1604OWNER2017-02-01. Service bulletin. STEERING. OWNER LETTER: CS1604 - CUSTOMER SATISFACTION/WARRANTY EXTENSION PROGRAM - DEAR KIA OPTIMA OWNER: KIA MOTORS AMERICA, INC. WOULD LIKE TO THANK YOU FOR YOUR PURCHASE OF A KIA OPTIMA VEHICLE. BECAUSE KIA VALUES YOU AS OUR CUSTOMER, WE ARE CONDUCTING A CUSTOMER SATISFACTION/WARRANTY EXTENSION PROGRAM REGARDING THE MOTOR DRIVEN POWER STEERING (MDPS) UNIT IN ALL 2011-2013 MY AND SOME 2014 MY OPTIMA VEHICLES.
CS1604FORM2017-02-01. Service bulletin. STEERING. REQUEST FOR REIMBURSEMENT FORM: CS1604 - 2011-2013 AND SOME 2014 MY OPTIMA VEHICLES MOTOR DRIVEN POWER STEERING (MDPS) CUSTOMER SATISFACTION/WARRANTY EXTENSION PROGRAM - IF YOU HAVE PAID TO HAVE THE FLEXIBLE COUPLING IN THE MDPS REPLACED, YOU MAY BE ELIGIBLE FOR REIMBURSEMENT FOR SOME OR ALL OF THAT EXPENSE. MAIL THIS COMPLETED REQUEST FOR REIMBURSEMENT FORM TO KIA, ALONG WITH DOCUMENTATION SPECIFIED BELOW, FOR REVIEW AND CONSIDERATION AT THE FOLLOWING ADDRESS: CONSUMER ASSISTANCE CENTER, KIA MOTORS AMERICA, INC., P.O. BOX 52410, IRVINE, CA 92619-2410
CS1604DEALERPSM2017-02-01. Service bulletin. STEERING. DEALER PARTS AND SERVICE MANAGER MEMO: CS1604 - KIA MOTORS AMERICA, INC. IS CONDUCTING A CUSTOMER SATISFACTION / WARRANTY EXTENSION PROGRAM REGARDING THE MOTOR DRIVEN POWER STEERING (MDPS) ON ALL 2011-2013 MY AND SOME 2014 MY KIA OPTIMA VEHICLES. THE MDPS UNIT MAY EXPERIENCE NOISE WHEN TURNING THE STEERING WHEEL LEFT OR RIGHT, ESPECIALLY WHILE THE VEHICLE IS STOPPED. KIA’S ANALYSIS HAS IDENTIFIED THAT THIS CONDITION OCCURS MAINLY IN EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS DUE TO THE WEAR OF THE FLEXIBLE COUPLING IN THE MDPS, AFTER EXTENDED USAGE OVER YEARS. THE EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS INCLUDE: ALABAMA, FLORIDA, GEORGIA, HAWAII, LOUISIANA, MISSISSIPPI, NORTH CAROLINA, SOUTH CAROLINA, AND TEXAS. • FOR VEHICLES SOLD OR CURRENTLY REGISTERED IN EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS, THE FLEXIBLE COUPLING WILL BE REPLACED WITH A NEW ONE IF IT HAD NOT BEEN PREVIOUSLY REPLACED UNDER WARRANTY. • FOR VEHICLES SOLD OR REGISTERED IN ALL OTHER STATES, KIA IS EXTENDING THE WARRANTY ON THE FLEXIBLE COUPLING IN THE MDPS FROM 5 YEARS/60,000 MILES TO 10 YEARS/UNLIMITED MILEAGE, STARTING FROM THE FIRST DATE OF SERVICE IN ORDER TO ENSURE CUSTOMER SATISFACTION.
CS1604DEALERP2017-02-01. Service bulletin. STEERING. DEALER PRINCIPAL MEMO: CS1604 - KIA MOTORS AMERICA, INC. IS CONDUCTING A CUSTOMER SATISFACTION / WARRANTY EXTENSION PROGRAM REGARDING THE MOTOR DRIVEN POWER STEERING (MDPS) ON ALL 2011-2013 MY AND SOME 2014 MY KIA OPTIMA VEHICLES. THE MDPS UNIT MAY EXPERIENCE NOISE WHEN TURNING THE STEERING WHEEL LEFT OR RIGHT, ESPECIALLY WHILE THE VEHICLE IS STOPPED. KIA’S ANALYSIS HAS IDENTIFIED THAT THIS CONDITION OCCURS MAINLY IN EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS DUE TO THE WEAR OF THE FLEXIBLE COUPLING IN THE MDPS, AFTER EXTENDED USAGE OVER YEARS. THE EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS INCLUDE: ALABAMA, FLORIDA, GEORGIA, HAWAII, LOUISIANA, MISSISSIPPI, NORTH CAROLINA, SOUTH CAROLINA, AND TEXAS. • FOR VEHICLES SOLD OR CURRENTLY REGISTERED IN EXTREMELY HIGH HUMIDITY STATES ADJACENT TO WARM OCEAN WATERS, THE FLEXIBLE COUPLING WILL BE REPLACED WITH A NEW ONE IF IT HAD NOT BEEN PREVIOUSLY REPLACED UNDER WARRANTY. • FOR VEHICLES SOLD OR REGISTERED IN ALL OTHER STATES, KIA IS EXTENDING THE WARRANTY ON THE FLEXIBLE COUPLING IN THE MDPS FROM 5 YEARS/60,000 MILES TO 10 YEARS/UNLIMITED MILEAGE, STARTING FROM THE FIRST DATE OF SERVICE IN ORDER TO ENSURE CUSTOMER SATISFACTION.
PS4002017-01-31. Service bulletin. VEHICLE SPEED CONTROL; ENGINE. PITSTOP: SMART PEDAL FEATURE - THE “SMART PEDAL” IS AN INTEGRAL PART OF THE ENGINE MANAGEMENT SYSTEM (EMS) FUNCTIONALITY WHICH MONITORS AND PREVENTS THE SIMULTANEOUS ACTIVATION OF ACCELERATOR AND BRAKE PEDALS. WHEN ENGAGED, THE FEATURE REDUCES ENGINE POWER TO IDLE. MOST CUSTOMERS WILL NEVER NOTICE THE SMART PEDAL FEATURE WHEN ACTIVE, HOWEVER, CUSTOMERS WHO TEND TO REST THEIR FOOT ON THE BRAKE PEDAL WHILE DRIVING MIGHT DESCRIBE A HESITATION OR DELAY SYMPTOM AND NOT REALIZE THAT THE EMS ELECTRONIC CONTROL MODULE IS INTERVENING, AS DESIGNED.
TSBCHA0562017-01-31. Service bulletin. STEERING; ELECTRICAL SYSTEM:SOFTWARE. TSB: SERVICE ACTION: STEERING FEEL IMPROVEMENT (SA188) - THIS BULLETIN PROVIDES INFORMATION RELATED TO AN UPGRADE OF THE LOGIC FOR THE MOTOR DRIVEN POWER STEERING (MPDS) ECU OF SOME 2014~2015MY OPTIMA (QF) VEHICLES, PRODUCED FROM AUGUST 23, 2013 THROUGH JULY 24, 2014, TO ADDRESS SOME COMPLAINTS THAT THE STEERING PULLS TO ONE SIDE. TO INSTALL THE NEW STEERING LOGIC, REPROGRAM THE MDPS SYSTEM USING THE GDS/KDS DOWNLOAD, AS DESCRIBED IN THIS BULLETIN. FOR CONFIRMATION THAT THE LATEST REFLASH HAS BEEN DONE TO A VEHICLE YOU ARE WORKING ON, VERIFY ROM ID USING THE TABLES IN THIS TSB.
PS3772017-01-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). PITSTOP: KOREAN ERROR MESSAGES ON NAVIGATION DISPLAY - THIS ARTICLE PROVIDES INFORMATION TO ADDRESS THE FOLLOWING CUSTOMER COMPLAINTS ON NAVIGATION HEAD UNITS (AVN 3.0 OR AVN 3.5): * KOREAN ERROR MESSAGE THAT STARTS WITH NAVI.EXE OR * KOREAN ERROR MESSAGE THAT STARTS WITH MMMEDIA.EXE.
TT0672017-01-30. Service bulletin. ELECTRICAL SYSTEM. "TECH TIP: DTC P1A89 - DC/DC CONVERTER CURRENT SENSOR FAULT SYMPTOM: DTC - MIL – P1A89 DC/DC CONVERTER CURRENT SENSOR FAULT AND ILLUMINATED BATTERY CHARGING SYSTEM WARNING LAMP IN THE CLUSTER. REPAIR: USE GDS/KDS TO CHECK THE LDC OUTPUT CURRENT UNDER LDC > CURRENT DATA (SEE IMAGE). IF THE OUTPUT IS ZERO AMPS, THIS MAY INDICATE AN INTERNAL FAILURE OF THE LDC MODULE INSIDE THE HYBRID POWER CONTROL UNIT (HPCU). REPLACEMENT OF THE HPCU WILL BE NECESSARY."

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.