1998 Porsche Boxster Problems
Owner-reported complaints filed with NHTSA, grouped by component
Data refreshed
What this page shows
Everything below is an owner-reported complaint submitted to NHTSA about the 1998 Porsche Boxster, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Reports by component
Ranked by how many owner reports name each component category
- Body & structure1126.8%
- Engine819.5%
- Airbags819.5%
- Electrical614.6%
- Seat belts24.9%
- Suspension12.4%
- Visibility12.4%
- Fuel system12.4%
- Interior & seats12.4%
- Exterior lighting12.4%
- Other / unspecified12.4%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Each component in detail
What the reports in each category say, in the owners' own words
Body & structure
Reports naming the vehicle structure, frame, body panels, doors, hood and trim.
From owner reports, verbatim
I HAD JUST RETURNED TO MY CAR AT A LOCAL SHOPPING CENTER, THE SKY HAD BEGUN TO LOOK AS IF A STORM WAS APPROACHING AND I DECIDED TO PUT UP MY CONVERTIBLE TOP. THE TOP WOULD NOT GO UP, SO I PROCEEDED HOME IN HOPES THAT I WOULD BEAT THE IMPENDING BAD WEATHER HOME. NEEDLESS TO SAY IT BEGAN TO STORM AND MY VEHICLE AND MYSELF WERE SOAKED. I WAS TERRIFIED AS I COULD BARELY SEE TO DRIVE. FORTUNATELY I MADE IT HOME BEFORE MY CAR CONKED OUT. I CALLED MY INSURANCE COMPANY AND WAS INSTRUCTED TO HAVE MY DISABLED VEHICLE TOWED TO THE PORSCHE DEALER. IT WAS THEN EVALUATED BY THE SERVICE TECHNICIAN, AND HE FOUND THAT A RELAY AND MOTOR HAD FAILED. THE DESIGN INVOLVES TWO RELAYS, ONE FOR THE LEFT SIDE AND ONE FOR THE RIGHT SIDE. THE LEFT SIDE FAILED AND WOULD NOT ALLOW THE CONVERTIBLE TOP TO COME UP. IN ADDITION TO THE MOTOR/ AND OR RELAY FAILURE IT CAUSED THE COWLING COVERING THE TOP TO JAM AND TORCHED IT, SO THAT IT BECAME FURHER DAMAGED. THE INSURANCE COMPANY AGREED TO PAY FOR THE DAMAGE CAUSED BY THE WATER, BUT NOT THE MECHANICAL FAILURE THAT CAUSED THAT. THE DEALER INFORMED US THAT THE MOTOR AND RELAY WERE NOT REPLACEABLE AS PORSCHE HAD REDESIGNED THE SYSTEM, BECAUSE OF THIS PROBLEM, SO THAT BOTH SIDE WOULD BE RAISED AT THE SAME TIME. THEIR SOLUTION WAS TO REPLACE THE SYSTEM AT A COST OF APPROXIMATELY $2200.00 DOLLARS. I CONTACTED PORSCHE NORTH AMERCA, CUSTOMER COMMITMENT DEPARTMENT TO SEE IF THERE WERE ANY RECALLS AND THEY INDICATED THERE WAS NOT. THEY INSTRUCTED ME TO CONTACT THE SERVICE MANAGER AND HE COULD LIKEWISE CONTACT THE REGIONAL LEVEL TO SEE IF PORSCHE WILL TAKE RESPONSIBILITY FOR THIS REPLACEMENT AND COST OF UPGRADING TO THE SAFER DESIGN FIX. THEY REFUSED. MY ARGUMENT IS THAT THIS IS A SAFETY ISSUE. I COULD HAVE BEEN INJURED IF I HAD NOT BEEN ABLE TO NAVIGATE HOME IN THIS STORM, (BELIEVE ME, IT WASN'T EASY).
CONVERTIBLE TOP GLIDE PLATES FAILED. YH
Engine
Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.
From owner reports, verbatim
1998 PORSCHE BOXSTER. CONSUMER WRITES IN REGARDS TO VEHICLE ENGINE PROBLEMS. *SMD THE CONSUMER STATED BETWEEN 1997 AND 1998 PORSCHE PRODUCED AN ENGINE WITH TWO KNOWN FLAWS. THE FIRST, WAS THE ENGINE BLOCK, THAT WAS TOO POROUS. IT CAUSED THE CYLINDER WALLS TO CRACK, CAUSING LOSS OF ALL COMPRESSION IN THE CYLINDER, AND THEREFORE RENDERING THE ENGINE USELESS. SECONDLY, THEY DESIGNED A FAULTY INTERMEDIATE BEARING SHAFT, THAT HAD A HIGH RATE OF FAILURE, AND DESTROYING THE ENGINE. ALSO, THE COMPUTER MODULE WAS LOCATED IN A POSITION THAT EXPOSED IT TO INCREASED PROBABILITY TO SHORT CIRCUIT.
WE BOUGHT A 1998 PORSCHE BOXSTER IN AUG 2009. SERVICED AS REQUIRED. ON 9/7/10 OUT DRIVING, STOPPED AT A STOP SIGN AS WE PROCEEDED THROUGH THE STOP SIGN THE ENGINE DIED, WHITE SMOKE CAME POURING OUT THE BACK. HAD IT TOWED TO MECHANIC AND WAS INFORMED THAT THEN MOTOR HAD SEIZED DUE TO THE IMS (INTERMEDIATE SHAFT). CAR HAD APPROX 34K FOR MILEAGE. CONTACTED PORSCHE AMERICA AND WAS BASICALLY TOLD THERE WAS NOTHING THEY COULD DO. AFTER RESEARCHING ON THE WEB, THIS APPEARS TO BE A PRETTY COMMON PROBLEM WITH THE 97-99 BOXSTERS. THE COST TO REPLACE THE MOTOR WITH A USED MOTOR WAS APPROX 9K AND THEY WOULD BE USING THE SAME TYPE OF MOTOR WITH THE SAME DESIGN FLAW. THE CAR HAS BEEN TAKEN TO THE SALVAGE YARD AND WE ARE OUT QUITE A BIT OF MONEY. *TR
Airbags
Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.
From owner reports, verbatim
THE AIR BAG LIGHT ILLUMINATED ON THE CAR SPONTANEOUSLY AND STAYS LIT AT ALL TIMES INDICATING A FAULT IN THE SYSTEM. FROM ALL REPORTS ON VARIOUS PORSCHE DISCUSSION FORUMS (THOUSANDS OF INCIDENTS THAT HAVE BEEN REPORTED AND DISCUSSED), THIS IS A COMMON PROBLEM IN THE FIRST GENERATION PORSCHE BOXSTERS. IT IS A DEFECT IN THE SEAT BELT BUCKLE AND SEAT BELT GROUND CAUSED BY CORROSION OF THE CONTACT POINTS FOR THE SEAT BELT THAT TRIGGERS THE LIGHT. THE PURPOSE OF AN AIR BAG LIGHT IS TO INFORM YOU OF A DEFECT IN THIS SAFETY SYSTEM AND TO NOTIFY YOU THAT THE SYSTEM WILL NOT OPERATE AS IT SHOULD. WHILE THERE IS APPARENTLY A TSB THAT WAS ISSUED BY PORSCHE, ONCE YOUR VEHICLE IS OUT OF WARRANTY THEY WILL NOT REPAIR IT UNDER THE TSB FOR FREE. THIS IS A WIDESPREAD AND COMMON SAFETY DEFECT THAT DOESN'T APPEAR UNTIL AFTER THE CAR IS OUT OF WARRANTY. THE COST TO REPAIR THIS PROBLEM IS APPROXIMATELY $1500.00 THROUGH PORSCHE. CONSIDERING MOST PORSCHE BOXSTERS FROM 1997-1999 SUFFER FROM THIS PROBLEM, IT SHOULD BE A SAFETY RECALL AND REPAIRED BY PORSCHE AT THEIR EXPENSE. *TR
1998 PORSCHE BOXSTER AIRBAG LIGHT, RELATED TO SEAT BELT BUCKLE, KNOWN ISSUE WITH A FIX THAT HAS A PART NUMBER, BUT PORSCHE NEVER HAD A RECALL SO THE ONLY WAY THEY WILL REPLACE IT FOR FREE IS IF THE LIGHT CAME ON WITHIN THE WARRANTY TIME. COST OUT OF WARRANTY $500 TO $1500. THIS SHOULD NOT BE A WARRANTY ISSUE BUT A SAFETY ISSUE, IF THEY KNEW THAT THE PART WAS FAULTY THEY SHOULD HAVE RECALLED THE PART AND FIXED EVERY MODEL THAT CAME OUT WITH THE OLD DESIGN. THERE ARE MANY REVIEWS ALL OVER THE INTERNET BY 97' TO 99' BOXSTER OWNERS. 99' IS THIS YEAR THEY CAME OUT WITH THE FIX, BUT IF YOU KEPT YOUR PORSCHE CLEAN AND GARAGE KEPT IT WOULD BE WELL PAST THE WARRANTY BEFORE THE WIRES FAULTED AND THE LIGHT COME ON. ALTHOUGH THEY SAY IT IS NOT A SAFETY ISSUE AND THAT THE AIRBAG WILL STILL DEPLOY, BY HAVING THIS FAULT ACTIVE, YOU WILL NOT BE ABLE TO TELL IF A TRUE AIRBAG FAULT THAT WILL AFFECT THE AIRBAG OPERATION REALLY WENT OFF. *TR
Electrical
Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.
From owner reports, verbatim
MY VEHICLE HAD ONLY APPROXIMATELY 65,000 MILES WHEN THE HORN STARTED TO MALFUNCTION. THE HORN STARTED TO ROUTINELY DEPLOY ON ITS OWN. IN THE SHORT TERM I HAD TO HAVE IT DISCONNECTED BY MY REGULAR MECHANIC SO I COULD CONTINUE TO OPERATE THE CAR. I CALLED BARRIER PORSCHE IN BELLEVUE WASHINGTON WHERE THEY SEEMED TO BE ALREADY AWARE OF THIS ISSUE. I LEARNED THE PARTS (CLOCK SPRING AND SOMETHING ELSE) COST CLOSE TO $600 AND I ASSUME AT LEAST A COUPLE OF HOURS OF SHOP TIME. WITH SALES TAX I'M SURE IT WOULD COST $1,000 TO REPAIR THIS IMPORTANT SAFETY EQUIPMENT THAT SHOULD NEVER FAIL .PLEASE HELP! THIS SHOULD CLEARLY BE A RECALL ITEM. *TR
I RECENTLY PURCHASED THE 1998 PORSCHE BOXSTER, AUTOMATIC TRANSMISSION, AND HAVE DISCOVERED A LATENT DEFECT WHICH PCNA DESIGNATES A305, AND NTSB HAS ADDITIONAL RECALLS RELATING TO THE SAME DEFECTIVE PART ON THE SAME MODEL AND YEAR INVOLVING THE IGNITION SWITCH AND ATTACHED IGNITION ASSEMBLY. THE LATENT HAZARD IS IN THE IGNITION SWITCH WHICH IS DAMAGED WITHIN THE IGNITION ASSEMBLY RESULTING IN ELECTRICAL FAILURES AND RESULTANT FIRES. I HAVE DETERMINED THROUGH PCNA AND PORSCHE THAT THE ELECTRICAL ASSEMBLY WAS REDESIGNED DUE TO INHERENT (DESIGN) DEFECT TO CORRECT THE FAILURE OF THE IGNITION SWITCH BUT THE NEWLY DESIGNED REPLACEMENT PART (REDESIGNED ELECTRICAL ASSEMBLY WAS NOT REPLACED IN MY CAR OR OTHER NUMEROUS CARS. SEVERAL BOXSTER OWNERS HAVE PAID FOR THE NEW PART AND LABOR TOTALING IN EXCESS OF $400.00 BUT PCNA (PORSCHE) HAS DONE NOTHING TO FIX THE EXISTING DEFECTIVE SWITCH'S AND ASSEMBLY. THIS IS A PART THAT REPEATEDLY FAILS AND REMAINS A SERIOUS LATENT DEFECT UNDRESSED BY PORSCHE. ON MY CAR THE ONLY THING CORRECTED WAS UNDER CAMPAIGN NO A305; THAT WAS DONE IN 2003 ACCORDING TO PCNA. THE REPAIR THEY DID DOES NOT ADDRESS THE DEFECTIVE IGNITION SWITCH AND SWITCH ASSEMBLY. A 305 INVOLVES THE SAME ASSEMBLY BUT INVOLVED TIGHTENING A CABLE SO THE CAR DOES NOT RUN WHILE IN PARK AND THE IGNITION SWITCH FAILS TO INTERFACE WITH THE IMMOBILIZER SYSTEM. PLEASE INDICATE IF ADDITIONAL INFORMATION IS NEEDED REGARDING MY CAR AND THE PROBLEM I HAVE EXPERIENCED. *JB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Seat belts
Reports naming seat belts, buckles, retractors and pretensioners.
From owner reports, verbatim
WHILE DRIVING, AIRBAG LIGHT STAYS ON, AND IT CAN BE USELESS IN EVENT OF A CRASH. CAUSE UNKNOWN. DEALER NOTIFIED.*AK THE AIR BAG LIGHT ILLUMINATED AND THE DEALER REFUSED TO FIX WITHOUT COST OT THE CONSUMER. HOWEVER, CONSUMER MENTIONED IT TO THE HOME OFFICE OF PORSCHE AND THEY AGREED TO REPAIR THE VEHICLE AT NO COST TO CONSUMER. ALSO THE DRIVER SIDE BELT BUCKLE SWITCH NEEDED WIRING MODIFICATIONS. BECAUSE OF PRICE, CONSUMER DECLINED REPAIRS AT THE TIME. *JG
COOLANT LIQUID STARTED TO POUR OUT OF VEHICLE ,VEHICLE WAS IN SERVICE THREE TIMES.CANNOT DETERMINE DEFECT. *AKTAILPIPE COVER CAME OFF, CONVERTABLE TOP MOTORS OUT OF ADJUSTMENT CAUSING NOISE ON THE RIGHT SIDE,ECU HAD TO BE RECODED TO ACCEPT KEY HEAD, LEFT HEADLIGHT LENSE REFLECTOR REPLACED, THE AIR BAG LIGHT ILLUMINATED THE DEALER REPLACED R/F SEATBELT LOCK WAS INOPERATIVE. SB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Suspension
Reports naming suspension components — springs, struts, shocks, control arms and related hardware.
From owner reports, verbatim
FRONT RIGHT WHEEL BEARING FAILED, DEALER REFUSES TO FIX BECAUSE THE VEHICLE IS OUT OF WARRANTY.*ET
Too few reports in this category for a page of its own — they appear in the full complaint list.
Visibility
Reports naming windshields, glass, wipers, defrosters and mirrors.
From owner reports, verbatim
CONVERTIBLE TOP WOULD NOT GO UP OR DOWN. NLM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Fuel system
Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.
From owner reports, verbatim
1998 PORSCHE BOXSTER AIR BAG WARNING LIGHT ILLUMINATED OVER A YEAR AGO. *TS THE CONSUMER CONTACTED THE DEALER AND WAS TOLD THAT THERE WAS A KNOW CORROSION PROBLEM WITH THE CONTACTS IN THE AIR BAG ELECTRICAL SYSTEM. THE DEALER TOLD THE CONSUMER THAT THE FRONT SEATS HAD TO BE REMOVED TO CORRECT THE PROBLEM AND THAT THE WIRING HARNESS HAD TO BE REPLACED. THE CONSUMER BELIEVES THE MANUFACTURER SHOULD BE RESPONSIBLE FOR THE COST OF THE REPAIRS BUT WAS TOLD THAT SINCE THE VEHICLE WAS OUT OF WARRANTY THE HE WOULD BE RESPONSIBLE FOR THE REPAIRS. THE EMISSION WARNING LIGHT ILLUMINATED. IT WAS DETERMINED THAT THE GAS CAP WAS DEFECTIVE. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Interior & seats
Reports naming seats, latches, locks, linkages and interior fittings.
From owner reports, verbatim
INTERIOR DOOR HANDLE CABLE FAILURE. BOTH INTERIOR DOOR HANDLE CABLES HAVE FAILED. THIS HAS MADE THE VEHICLE IMPOSSIBLE TO EXIT IN THE EVENT OF AN ELECTRICAL PROBLEM. I HAVE CONTACTED BOTH THE LOCAL PORSCHE DEALER AND PORSCHE NORTH AMERICA AND HAVE BEEN INFORMED THAT THEY WILL NOT FIX THIS SAFETY PROBLEM AT THEIR EXPENSE BECAUSE THE CAR IS NO LONGER UNDER WARRANTY. PORSCHE IS AWARE OF THIS PERVASIVE PROBLEM BUT WILL NOT DO ANYTHING ABOUT IT UNLESS A NHTSA RECALL IS ISSUED. A SEARCH ON THE INTERNET SHOW THIS TO BE A COMMON PROBLEM TO '98 AND LATER BOXTERS. SEE: HTTP://WWW.986FAQ.COM/10-0/PROBLEMS. ASP#001 PLEASE ISSUE A RECALL TO FIX THIS SAFETY FLAW. THANK YOU. *NM
Too few reports in this category for a page of its own — they appear in the full complaint list.
Exterior lighting
Reports naming headlights, tail lights, turn signals and other exterior lighting.
From owner reports, verbatim
COOLANT LIQUID STARTED TO POUR OUT OF VEHICLE ,VEHICLE WAS IN SERVICE THREE TIMES.CANNOT DETERMINE DEFECT. *AKTAILPIPE COVER CAME OFF, CONVERTABLE TOP MOTORS OUT OF ADJUSTMENT CAUSING NOISE ON THE RIGHT SIDE,ECU HAD TO BE RECODED TO ACCEPT KEY HEAD, LEFT HEADLIGHT LENSE REFLECTOR REPLACED, THE AIR BAG LIGHT ILLUMINATED THE DEALER REPLACED R/F SEATBELT LOCK WAS INOPERATIVE. SB
Too few reports in this category for a page of its own — they appear in the full complaint list.
Other / unspecified
Reports whose component NHTSA recorded as unknown, or that do not map to one of the categories above.
From owner reports, verbatim
PORSCHE STARTED SELLING BOXSTERS IN 1997. THE CAR HAS A PROBLEM IN THAT THE AIRBAG LIGHT WILL COME ON AND THE OWNER WILL NOT KNOW IF THE AIRBAGS ARE WORKING PROPERLY OR NOT. PORSCHE HAS HAD OVER 7 FIXES ON THIS ISSUE AND NONE HAVE WORKED TO DATE. THEY HAVE REPLACE MINE UNDER WARRANTY, AND IT HAS FAILED AGAIN. I HAVE BEEN INFORMED BY MY LOCAL PORACHE DEALER THIS IS AN ON GOING PROBLEM. PORSCHE NORTH AMERICA REFUSES TO FIX THIS PROBLEM SINE THE CAR IS OUT OF WARRANTY.
Too few reports in this category for a page of its own — they appear in the full complaint list.
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.
Elsewhere on this vehicle
Data sources
- NHTSA Office of Defects Investigation — owner-reported complaints and the components recorded on them
Data on this page last refreshed .