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Engine Internal Failure Risk - Stall, Power Loss, or Fire
engine knocking; engine stalls; sudden loss of power; check engine light; engine failure recall
Catastrophic2021
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2017-2024 Porsche 718 Boxster or Cayman with airbag recalls, PCM freeze, PDK issues, or connecting rod recall? California lemon law rights. Free case review.
You spent six figures on the promise of Stuttgart engineering at its purest: a mid-engine two-seater that exists for the sole purpose of putting a driver in contact with the road. The 2017-2024 718 Boxster and Cayman deliver that on most days. On others, they deliver a touchscreen that goes black at 80 mph, a seven-speed PDK that refuses to engage first gear in traffic, or (if you were unlucky enough to buy a 2021 GTS 4.0, Spyder, or GT4) an engine with manufacturing-defective connecting rods that Porsche itself acknowledged could seize or catch fire.
The 718 generation (982 platform) introduced the turbocharged flat-four to Boxster and Cayman for the first time, replacing the beloved naturally aspirated flat-six in most trims. That engine change, and the PCM 4.0/6.0 infotainment system that came with it, introduced a category of reliability concerns that the air-cooled and 986/987/981 generations never saw. The NHTSA recall record for the 982 spans ten separate campaigns in eight years, including four distinct airbag recalls across 2017-2019 alone.
Most 718 owners will never experience a catastrophic failure. But owners who have, especially those dealing with recurring PCM freezes, PDK shifting anomalies, or the 4.0L connecting rod recall, often find that Porsche's dealer network is not designed to handle repeat warranty visits efficiently. Parts backorders, software-only solutions that require repeated applications, and dealer responses of 'we cannot duplicate' are patterns that appear across NHTSA complaint records. California law exists precisely for this situation.
The issues owners report most, ranked by severity — each one verified against a cited NHTSA source.
engine knocking; engine stalls; sudden loss of power; check engine light; engine failure recall
engine knocking or rattling at startup or under load; sudden complete engine failure while driving; engine oil pressure warning light; catastrophic engine seizure with no prior warning; engine fire risk following connecting rod failure
airbag warning light; passenger airbag may not deploy; SRS warning; occupant detection fault
warning light; recall notice; repeated dealer repair
airbag warning light; passenger airbag may not deploy; SRS warning; occupant detection fault
warning light; recall notice; repeated dealer repair
A settled Margarian Law case on this exact model, published with the actual settlement math.
Open any defect for the symptoms and why it matters for a California lemon-law claim. Each is tied to a cited NHTSA source.
airbag warning light; passenger airbag may not deploy; SRS warning; occupant detection fault
Recall 16V946 covers a seat-mounted side airbag inflator that may fail to ignite during a crash — meaning the side curtain may not deploy to protect occupants. If Porsche completed the inflator replacement under this recall but airbag warning lights subsequently returned, or if the dealer required multiple visits to complete the repair, those visits constitute repeat repair attempts on the same safety system. Under Song-Beverly, a safety-related defect that cannot be fixed in two attempts creates a strong presumption of lemon-law eligibility.
Porsche will notify owners, and dealers will replace the affected air bag modules, free of charge. The recall began April 2017. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AG10.
warning light; recall notice; repeated dealer repair
Recall 17V054 involves engine-compartment fuel pipe fasteners that can shear, causing a fuel leak under the hood — a fire precursor. If the dealer's fastener-replacement repair was not completed in one visit, or if fuel-related symptoms (fuel smell, wet engine area) recurred after the recall fix, those additional visits count toward Song-Beverly's repair-attempt threshold. Fuel leak risk qualifies as a safety defect under the statute.
Porsche will notify owners, and dealers will install improved fastening screws, free of charge. The recall began March 27, 2017. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AH01.
airbag warning light; passenger airbag may not deploy; SRS warning; occupant detection fault
Recall 17V134 requires complete airbag module replacement across a broad 2016-2017 Porsche fleet. If the dealer required multiple appointments to complete the airbag module replacement — for example due to parts backorder — and the vehicle was operated without a functioning airbag system during that interval, the cumulative days-out-of-service may contribute to a Song-Beverly 'out-of-service' day count. California law counts each day a vehicle is in for warranty repair toward the 30-day threshold.
Porsche will notify owners, and dealers will replace the affected air bags, free of charge. The recall began May 15, 2017. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AH03.
warning light; recall notice; repeated dealer repair
Recall 17V135 covers windshields that were improperly bonded during manufacturing and can detach — a direct road-safety hazard at highway speeds. If the windshield rebond required multiple dealer visits because the bond failed again, or because wind noise or water intrusion continued after the repair, those return visits document a recurring warranty defect. Under Song-Beverly, structural safety recalls that require multiple repair attempts support a lemon-law claim.
Porsche will notify owners, and dealers will rebond the windshield, free of charge. The recall began on May 12, 2016. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for the recall is AH04.
warning light; recall notice; repeated dealer repair
Recall 19V113 affects 2017-2019 718 Boxster and Cayman — the largest model-year scope of the 718 recalls. The crossmember detachment risk in a crash is a structural safety defect. If the rivet-securing repair required extended shop time or multiple visits (e.g., parts availability issues at launch), owners should count those days toward the Song-Beverly 30-day out-of-service threshold. The broad year range means many 718 owners may have this repair on record.
Porsche will notify owners, and dealers will secure the crossmember with additional rivets, free of charge. The recall began April 19, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA3.
airbag warning light; passenger airbag may not deploy; SRS warning; occupant detection fault
Recall 19V179 involves 2018 718 and 911 vehicles where airbag crash sensors may not have been properly tightened during assembly, causing incorrect airbag deployment timing in a crash. The remedy is sensor tightening — a straightforward fix. If an airbag warning light appeared after the recall repair, or the SRS system required additional diagnosis following the tightening procedure, those subsequent visits document repeat repair attempts on the same airbag system under Song-Beverly.
Porsche will notify owners, and dealers will tighten the air bag sensors, as necessary, free of charge. The recall began May 17, 2019. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AKA4.
airbag warning light; passenger airbag may not deploy; SRS warning; occupant detection fault
Recall 19V533 addresses an airbag ECU with a defective power-supply capacitor that can cause either airbag deactivation (non-deployment in a crash) or inadvertent deployment without a crash — both are serious safety failures. The remedy requires both a software flash and, in some cases, ECU replacement. If the ECU was replaced under the recall but SRS warning lights returned afterward, or if inadvertent deployment occurred, the owner has a documented safety-system failure that supports a Song-Beverly claim on an unusually strong factual record.
Porsche will notify owners, and dealers will install new software and replace the air bag ECU as necessary, free of charge. Interim notices informing owners of the safety risk were mailed September 13, 2019. Owners received a second notice and the recall began February 12, 2020. Owners may contact P
front suspension noise; stabilizer bar loose; vehicle pulls or clunks
Recall 21V157 covers suspension fasteners that can break, leading to loss of rear axle alignment and potential loss of vehicle control. Porsche's repair requires both fastener replacement and an alignment inspection. If the alignment check was not performed at the initial recall visit — as occurred with Cayenne vehicles under a related recall (ANA1) — the vehicle could have operated out-of-spec, warranting a return visit. Each additional visit documents another repair attempt on the same safety-relevant chassis system.
Dealers will replace the affected suspension nuts and bolts. Dealers will also inspect surrounding components for damage, and replace any damaged parts as necessary. Repairs will be performed free of charge. Owner notification letters were mailed May 7, 2021. Owners may contact Porsche customer serv
engine knocking; engine stalls; sudden loss of power; check engine light; engine failure recall
Recall 21V200 addresses a manufacturing defect that can cause catastrophic engine failure and fire in 2021 718 GTS 4.0, Spyder, and GT4 models. This is a true Catastrophic defect — engine seizure with fire risk while driving. If the recall parts were on backorder and the owner was advised not to drive the vehicle, those days are fully countable as 'out of service' under Song-Beverly. Owners who drove the vehicle while awaiting parts — without being warned by Porsche — may have additional grounds for a claim.
Porsche will notify owners, and dealers will replace the connecting rods or, as necessary, the engine, free of charge. Owner notification letters were mailed May 21, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMA4.
transmission shifts unexpectedly; hesitation; harsh shift; transmission warning
Recall 24V343 covers a shift cable safety clip defect that prevents the PDK from locking in Park — creating a vehicle rollaway risk. This affects 2024 718 owners specifically. A vehicle that rolls away unexpectedly is a direct safety threat. If the shift cable replacement required multiple dealer visits (parts availability, repeat diagnosis), those visits document repeat repair attempts. 2024 models are still within the factory warranty, so any related drivetrain symptoms post-repair are fully warranty-covered and should be documented.
Dealers will replace the shift cable, free of charge. Owner notification letters were mailed July 3, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARA7.
touchscreen goes completely black while driving; PCM unresponsive to touch; navigation freezes mid-route; backup camera fails during freeze; Sport Chrono mode reverts to Sport from Track; system only recovers after engine restart
A PCM that repeatedly freezes and requires a vehicle restart to recover is a warrantied defect affecting a core safety feature — the backup camera is federally mandated. Under Song-Beverly, if the dealer cannot permanently fix the freeze after multiple attempts within the warranty period, the owner may meet the reasonable-number-of-attempts standard. Document each visit with a written repair order specifying 'PCM freeze' or 'black screen,' the date, and the mileage.
PCM software update via PIWIS III dealer diagnostic system. Multiple update cycles may be required on 2017-2018 units. If freeze persists after software update, PCM head unit inspection and replacement under warranty.
oil level low between service intervals; burning oil smell; blue-gray exhaust smoke under hard acceleration; rough idle or hesitation (advanced carbon buildup); check engine light with misfire codes; engine consuming more than 1 quart per 1,000 miles
If the dealer has performed an oil consumption test and documented consumption above Porsche's published spec, but repeated walnut-blast cleaning and ring seal service have not brought consumption within specification, the unresolved engine defect is a Drivability/Reliability concern covered by the powertrain warranty. Song-Beverly eligibility turns on the number of repair attempts and total days out of service — both of which can accumulate quickly on engine oil/carbon work.
Walnut-blast intake cleaning performed under warranty. Oil consumption test over defined interval; if above Porsche spec, engine teardown for piston ring and valve stem seal inspection. Longer-term: Porsche revised piston ring spec on later MA2.20 production.
transmission starts in 2nd gear instead of 1st when pulling away from a full stop; PDK refuses manual downshift to 1st gear; harsh jerk or lurch when pulling into traffic; low-speed hesitation in Sport Mode or automatic mode; transmission warning light (in some cases)
A PDK that repeatedly launches in 2nd gear instead of 1st — especially when pulling into moving traffic — creates a real safety hazard from reduced acceleration capacity. If the dealer has applied TCU software updates but the condition persists, or if the condition returns after a software fix, the owner has documented repeat repair attempts on the same drivetrain defect, which is the core Song-Beverly trigger. Save every repair order specifying 'transmission' or 'PDK' issues.
PDK TCU software update via PIWIS III. In persistent cases, mechatronic unit inspection and potential replacement. Porsche Technical Assistance escalation may be required if TCU update does not resolve.
driver or passenger side blows cold air when heat is set; one climate zone stuck at maximum cold; clicking or grinding noise from dashboard HVAC area; climate control does not respond to temperature changes; defroster performance reduced on one side
An HVAC system that cannot maintain temperature on one or both sides despite repeated dealer visits — actuator recalibration followed by full actuator replacement, yet still malfunctioning — is a functional warranty defect. While not a safety issue, Song-Beverly covers comfort and convenience systems promised by the manufacturer's warranty. Multiple visits for the same HVAC complaint build the repair-attempt count needed for a Song-Beverly claim.
HVAC actuator recalibration via PIWIS III (free, in-warranty). If recalibration does not hold, blend door actuator motor is physically replaced under the 4-year/50,000-mile new vehicle warranty.
brake pedal vibration or pulsation at moderate speeds; visible deep grooves in front rotors before 20,000 miles; brake squeal or grinding during normal street driving; brake dust on front wheels heavier than expected; reduced braking feel or pedal fade under repeated moderate stops
Premature rotor wear that recurs after warranty replacement — with the second set of rotors also failing before the expected service interval — suggests a persistent defect in the brake system specification. Each replacement visit adds to the repair-attempt count. If accompanied by documented brake fade (reduced stopping power), the severity escalates to a safety concern and strengthens the Song-Beverly argument.
Front rotor replacement when below minimum thickness per OEM spec. Covered under warranty when minimum thickness is exceeded within the warranty period. Some owners address recurrence with upgraded OEM pad compound or aftermarket rotor specification.
convertible top stops mid-operation; roof stuck partially open or partially closed; soft-top motor runs but roof does not move; soft-top warning light on; unusual grinding or clicking sound from roof mechanism; top operates only with repeated attempts
For a Porsche Boxster, the convertible top is core to the vehicle's intended use — a buyer paying for a convertible expects the top to operate reliably. If the soft-top mechanism fails repeatedly within the warranty period and the dealer cannot permanently resolve it, Song-Beverly's substantial impairment standard is likely met. Document each roof malfunction visit with a written repair order.
Dealer diagnosis of roof mechanism (hydraulic, electrical, and mechanical subsystems). Repair may involve roof motor replacement, hydraulic actuator service, or latch mechanism replacement. Covered under the 4-year/50,000-mile new vehicle warranty.
engine knocking or rattling at startup or under load; sudden complete engine failure while driving; engine oil pressure warning light; catastrophic engine seizure with no prior warning; engine fire risk following connecting rod failure
Recall 21V200 covers a defect that can cause catastrophic engine failure and fire. If the recall repair was performed but the engine subsequently developed related symptoms — oil consumption, knocking, or failure — the owner may have grounds for a Song-Beverly claim based on the unresolved engine defect. Additionally, if the vehicle spent significant time out of service awaiting parts for the recall repair, that time counts toward the Song-Beverly 'out-of-service' day threshold.
Recall repair: Porsche dealers replace the connecting rods or the entire engine assembly, free of charge. Owner notification letters mailed May 2021. Recall 21V200 / Porsche OEM reference AMA4.
Sport Chrono mode reverts from Track to Sport unexpectedly; launch control unavailable despite Track mode selection; PCM drive mode selector unresponsive; mode indicator on instrument cluster shows wrong setting; reselection required every drive cycle
Sport Chrono Track mode is a marketed and warrantied feature of the Porsche 718 Sport Chrono Package — an option buyers pay extra for. Repeated failure to hold the selected mode after dealer software updates is a documented warranty defect on a paid feature. While this alone may not meet Song-Beverly's substantial impairment threshold, it combines with PCM freeze (iss-11) repair attempts to build a multi-visit repair history on the same system.
PCM software update via PIWIS III (same update as PCM freeze — tsb-01). In most cases the Sport Chrono revert issue is resolved as a byproduct of the PCM freeze fix. Standalone Sport Chrono module replacement is rarely required.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2024 Boxster and Cayman vehicles. The safety clip that attaches the shift cable to the transmission may not be installed properly, which can prevent the transmission from locking in the park position when the shift lever is placed into park.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Porsche Cayman GT4, Cayman GTS 4.0, 718 Spyder, and Boxster GTS 4.0 vehicles. The engine connecting rods may crack and loosen.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021 Porsche Taycan Turbo, Taycan Turbo S, Taycan, Taycan 4S, 911 Turbo S Coupe, Cayman, Cayman T, Cayman S, Cayman GT4, 911 Carrera Coupe, 911 Carrera S Coupe, 911 Carrera 4S Coupe, 911 Carrera 4S Targa, 911 Carrera Cabriolet, 911 Carrera S Cabriolet, 911 Carrera 4S Targa Heritage Design Edition, 911 Carrera 4S Cabriolet, 911 Turbo Coupe, 911 Turbo Cabriolet, 911 Turbo S Cabriolet, 718 Spyder, and Boxster vehicles. Certain suspension components may not have been tightened correctly and can loosen.
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Porsche Cars North America, Inc. (Porsche) is recalling certain 2016-2017 911 and Boxster, 2016 Cayman and Panamera vehicles. The air bag Electronic Control Unit (ECU) may have a defective power supply capacitor that can result in air bag deactivation or inadvertent deployment of the air bags.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2018 718 Boxster, Boxster S and Boxster GTS, 718 Cayman, Cayman S and Cayman GTS, 911 Carrera, Carrera T, Targa 4 GTS, Carrera 4, Carrera S, Carrera 4S, Carrera GTS, Carrera 4 GTS, Carrera Cabriolet, Carrera S Cabriolet, Carrera 4S Cabriolet, Carrera GTS Cabriolet, Carrera 4 GTS Cabriolet, Targa 4, Targa 4S, Turbo, Turbo S, Turbo S Exclusive Series, Turbo Cabriolet, Turbo S Cabriolet and GT3 vehicles. The side air bag impact sensors may not have been properly tightened to the vehicle.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2017-2019 718 Boxster, 718 Boxster S, 718 Cayman and 718 Cayman S vehicles and 2018-2019 718 Boxster GTS and 2018-2019 718 Cayman GTS vehicles. In the event of a crash, a crossmember may detach from the luggage compartment bracket, possibly causing a fuel leak.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2016 911 GT3 RS and 911 R vehicles and 2017 911 Carrera, 911 Carrera Cabriolet, 911 Carrera 4, 911 Carrera 4S, 911 Carrera 4S Cabriolet, 911 Carrera S, 911 Carrera S Cabriolet, 911 Targa 4, 911 Targa 4S, 911 Turbo S, 911 Turbo S Cabriolet, 718 Boxster, 718 Boxster S, 718 Cayman and 718 Cayman S vehicles. The passenger frontal air bag inflator initiator may fail to ignite during a crash.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2017 911 Carrera Cabriolet, 911 Carrera 4 Cabriolet, 911 Carrera 4S Cabriolet, 911 Carrera S Cabriolet, 911 Targa S, 911 Targa 4S, 911 Turbo Cabriolet, 718 Boxter and 718 Boxter S vehicles. During manufacturing, the windshield may not have been properly bonded to the vehicle, allowing it to detach in a crash. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 212, "Windshield Mounting."
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain 2017 911 Carrera, 911 Carrera S, 911 Carrera 4, 911 Carrera 4S, 911 Targa 4, 911 Targa 4S + GTS, 911 Carrera Cabriolet, 911 Carrera S Cabriolet, 911 Carrera 4 Cabriolet, 911 Carrera 4S Cabriolet, 718 Boxster, 718 Boxster S, 718 Cayman, and 718 Cayman S vehicles. The screws that fasten the fuel collection pipes in the engine compartment may shear off, resulting in a fuel leak.
remedy available
Porsche Cars North America, Inc. (Porsche) is recalling certain model year 2017 718 Boxster, 718 Boxster S, 718 Cayman, 718 Cayman S, 911 Carrera, 911 Carrera S, 911 Carrera S Cabriolet, 911 Carrera 4S, 911 Turbo, 911 Turbo S, 911 Carrera 4S Cabriolet, and 911 Turbo Cabriolet vehicles. The seat mounted side air bag inflator initiator may fail to ignite during a crash.
Every item below comes from this vehicle's documented defects. The more you recognize, the more a free case review is worth your time.
California's Song-Beverly Consumer Warranty Act gives you specific rights when a warrantied defect in your 718 Boxster or Cayman cannot be fixed after a reasonable number of attempts — or when the car spends too many days at the dealer.
The law presumes your vehicle qualifies for a repurchase or replacement if: (a) a non-conformity likely to cause death or serious bodily injury has been subject to repair two or more times within the warranty period and the defect still exists; or (b) the vehicle has been out of service for 30 or more calendar days (not necessarily consecutive) due to warranty repairs.
For 718 owners, the specific defects most likely to trigger these thresholds are: the four airbag recalls (16V946, 17V134, 19V179, 19V533) — each involves a safety system, so the two-attempt presumption applies; the 4.0L connecting rod recall (21V200) where parts backorders caused extended out-of-service periods; and recurring PCM freeze, which — if the dealer has replaced the PCM unit and the freeze continues — satisfies the non-safety four-or-more-attempt standard.
You must have purchased or leased the vehicle primarily for personal, family, or household use, and the vehicle must be new (or a used vehicle with a written warranty). The defect must arise within the warranty period. You are entitled to a full refund of the purchase price, all finance charges, and registration fees — minus a mileage offset for miles driven before the first repair attempt.
“Could not duplicate” doesn't mean the defect isn't real. Here's exactly what to do to protect a potential California lemon-law claim.
Document the moment it happens. Photos, video, and screenshots of any warning lights — with the date and the mileage.
Get a repair order every visit — even “found nothing.” That paperwork is the foundation of a claim.
Check your VIN at nhtsa.gov/recalls. Note any recall that has no available remedy yet.
Track your out-of-service days. California law counts the cumulative days your vehicle spends in the shop.
Keep loaner & rental records. Alternate-transport paperwork during long repairs matters.
Save everything in one place. Symptoms, dates, repair orders, and every repeat visit — the intermittent ones especially.
The phrase 'could not duplicate' on a repair order is not the end of your California lemon-law options — but it requires deliberate documentation strategy from your first visit.
1. Describe the symptom in writing before the dealer touches the car. Write your complaint on the service write-up form in specific terms: 'PCM touchscreen went completely black at 65 mph on I-5 on [date] at [mileage]; required engine restart to restore.' Not: 'screen froze.' The specifics make a 'could not duplicate' finding less defensible.
2. Record the symptom on video before bringing the car in. A 30-second phone video of a black PCM screen or a PDK stuck in 2nd gear is more persuasive than any verbal description. Store videos with dates.
3. For PCM freeze: Ask the dealer to check for PCM fault codes stored in the PIWIS III event log even if the screen is not frozen at the time of the visit. PCM freezes leave diagnostic traces in the module history. Request a copy of the PIWIS III printout.
4. For PDK issues: Ask the dealer to drive the car in Sport Mode from a complete stop in a parking lot. The gear-selection anomaly is most reproducible at low speed from rest. Request that the technician's drive-test result be noted on the repair order.
5. For oil consumption: Request a formal oil consumption test per Porsche's warranty policy — measured at defined mileage intervals. Document any dealer refusal to open an oil consumption case.
6. Keep every repair order. California courts have held that a 'cannot duplicate' visit still counts as a repair attempt under Song-Beverly. Three attempts on the same defect — even if only one results in a fix — satisfies the reasonable-attempts test for safety.
The Porsche 718 Boxster and Cayman are genuinely exceptional driver's cars — the PDK is among the best dual-clutch transmissions sold, and the chassis balance is nearly unmatched at the price. But the 982 generation's recall record reveals the cost of introducing a new engine family, a new infotainment platform, and aggressive production timelines simultaneously. Four airbag recalls in three years is unusual for a low-volume performance manufacturer. The connecting rod recall on the 4.0L engine — the car's best powertrain — is a serious engineering failure, not a minor TSB. And PCM freeze complaints span the entire model run from 2017 through the refresh years. For California buyers whose 718 has been back to the dealer repeatedly for any of these issues, the legal framework exists to demand more than a software update.
— The Margarian Law team
If your Porsche 718 Boxster or Cayman has been to the dealer multiple times for airbag warnings, PCM freeze, PDK shifting faults, or engine problems — you may have options. Margarian Law has handled thousands of lemon-law cases and offers a free case review. We can evaluate your repair orders and advise whether a buyback or cash resolution is available.
The PCM 4.0 (2017-2019 718) and PCM 6.0 (2020-2024 718) infotainment systems have a documented software instability that causes the touchscreen to lock up and go completely dark during operation. The system only recovers after a full engine restart. Porsche addresses this with incremental firmware updates applied through the PIWIS III dealer diagnostic system. If your dealer has applied one update and the freeze recurred, request that they check for a newer firmware revision — multiple update cycles were required on early 2017-2018 units. If the screen has gone dark while the backup camera should be active in reverse, document that specifically on your repair order, as that implicates a federally required safety feature.
NHTSA recall 21V200 (Porsche OEM reference AMA4) covers 2021 718 Spyder, 718 Cayman GT4, 718 Cayman GTS 4.0, and 718 Boxster GTS 4.0 vehicles. A manufacturing defect in the 4.0-liter naturally aspirated flat-six engine can cause connecting rods to crack and fracture under normal operating loads. A broken connecting rod can seize the engine, expel oil onto hot exhaust components, and cause an engine fire. Porsche's remedy is full connecting rod replacement or, where necessary, complete engine replacement — at no charge. If your VIN is covered, contact your Porsche dealer immediately and do not drive the vehicle until the repair is completed. If the repair required extended shop time due to parts backorders, those days count toward California's lemon-law out-of-service threshold.
The MA2.20 turbocharged flat-four engine in 2017-2019 718 Boxster and Cayman uses direct fuel injection — which does not spray fuel onto intake valves to wash away carbon deposits. Over time, carbon accumulates on intake valve stems and seats, which can affect combustion efficiency and contribute to elevated oil consumption. Separately, some early MA2.20 units had piston ring and valve stem seal tolerances that resulted in oil consumption above Porsche's published specification (approximately 1 liter per 1,000 km). Porsche's warranty remedy involves an oil consumption test, followed by walnut-blast intake cleaning. If consumption remains above spec after cleaning, the dealer should perform engine teardown for piston ring and valve stem seal inspection — all covered under the powertrain warranty. Request that your dealer formally document the oil consumption test result on the repair order.
Yes, multiple airbag recalls on the same vehicle can significantly strengthen a California lemon-law claim. The 2017-2019 718 Boxster is subject to four separate NHTSA airbag campaigns: recall 16V946 (seat-mounted side airbag inflator), 17V134 (front airbag module replacement), 19V179 (loose crash sensor), and 19V533 (airbag ECU power-supply capacitor). Under Song-Beverly, a safety defect — and airbag failures squarely qualify — that requires two or more repair attempts creates a legal presumption that the vehicle is a lemon. Even if each recall is technically a separate campaign, if any single recall required multiple dealer visits to complete (due to parts backorders, repeat warning lights, or follow-up diagnostics), that repair history supports a claim. Save every recall completion document and every repair order.
A documented TCU (Transmission Control Unit) software calibration issue on 2017-2020 718 Boxster and Cayman PDK models causes the transmission to select 2nd gear instead of 1st when pulling away from a complete stop, particularly in Sport or automatic mode. When this happens, the TCU's torque-protection routine also blocks manual downshift commands to 1st gear. The result is a noticeably sluggish, lurching pull-away that can be hazardous when entering traffic. NHTSA complaint ODI 11279864 documents exactly this pattern on a 2017 718 Boxster with PDK. The remedy is a PDK TCU software update via the PIWIS III dealer system. If you experience this, ask the dealer specifically to update the PDK TCU firmware and road-test the vehicle from a full stop in Sport Mode to confirm the fix before you leave.
Yes — a Porsche 718 Boxster or Cayman can qualify for California lemon-law protection under the Song-Beverly Consumer Warranty Act if a covered warranty defect has not been repaired after a reasonable number of attempts, or if the vehicle has been out of service for 30 or more days due to warranty repairs. The defects most commonly driving 718 claims are: recurring PCM infotainment freeze, airbag system faults (the 718 has four separate airbag recalls), PDK transmission anomalies, and engine issues on 4.0L GTS/Spyder/GT4 models under recall 21V200. The documents you need: (1) every repair order from every dealer visit, including 'no problem found' visits; (2) your original purchase or lease agreement; (3) any Porsche correspondence about recalls or warranty claims; (4) videos or photos of the defect occurring. You do not need to have the car repaired a specific number of times before contacting an attorney — consultation is free and you will learn early whether your record is sufficient.
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