The 2020 Taycan 4S is Porsche's first mass-production EV and shows teething issues typical of first-generation platforms — primarily drivetrain mounts, high-voltage battery management defects, and interior/dash component failures that require extensive disassembly.
Rear Drivetrain Mount Failure
Common · medium severity
Typical onset: 30,000-60,000 mi
Symptoms: Clunking or knocking from rear on acceleration or deceleration, Vibration felt through floor at highway speeds, Differential whine that changes pitch with torque application
Fix: Rear subframe and transmission mounts crack or tear prematurely, often requiring subframe drop and mount replacement. Porsche issued revised mounts mid-2021. Expect 6-8 hours labor for proper subframe removal, mount swap, and alignment check.
Symptoms: Sudden loss of propulsion with 'High Voltage Battery Malfunction' warning, Vehicle goes into limp mode or completely immobile, Charging interrupted or refused by onboard system, Multiple DTCs related to battery module communication
Fix: NHTSA recalls covered battery control unit software updates and in some cases full battery pack replacement due to cell monitoring hardware defects. Dealer-only repair. If post-recall, independent shops see this requiring battery module replacement or entire pack swap — 12-16 hours labor plus weeks waiting for parts allocation from Porsche.
Estimated cost: $8,000-25,000
Digital Instrument Cluster Failure
Occasional · medium severity
Symptoms: Cluster goes black or flickers intermittently, Partial display loss (speed, range, or navigation sections blank), Touchscreen unresponsive or phantom inputs, System reboots during driving
Fix: Early software bugs were addressed via OTA updates, but hardware failures of the curved display unit itself require full dash removal and cluster replacement. Porsche part is $3,500-4,500 alone. Dash removal and calibration takes 8-10 hours due to airbag integration and trim complexity.
Estimated cost: $5,000-7,500
Front Differential Bearing Whine
Occasional · medium severity
Typical onset: 40,000-80,000 mi
Symptoms: High-pitched whine from front axle, speed-dependent not load-dependent initially, Progresses to grinding or humming under load, Uneven tire wear on front if left unchecked
Fix: Front differential bearings fail earlier than expected, likely due to instant torque stress. Requires diff removal, teardown, bearing and seal replacement. Some units need full diff rebuilds if run too long. 10-14 hours labor including alignment.
Estimated cost: $3,500-6,000
AC Evaporator Leak
Rare · low severity
Typical onset: 50,000-90,000 mi
Symptoms: Gradual loss of AC cooling performance, Refrigerant low warnings on HVAC system, Musty smell from vents if condensation accumulates, Visible moisture pooling passenger footwell in severe cases
Fix: Evaporator core develops pinhole leaks. Full dash removal required for access — same labor-intensive process as cluster replacement. 12-15 hours labor plus refrigerant evacuation/recharge. Porsche part markup is steep.
Estimated cost: $4,000-6,500
Onboard Charger Failure
Rare · medium severity
Symptoms: Vehicle refuses to charge on Level 2 AC (home or public chargers), DC fast charging works fine, only AC charging affected, Charging port LED blinks red or amber, Error message 'Charging Malfunction' on display
Fix: Onboard AC-to-DC converter (located under rear seat area) fails due to component overheating or software glitch. Recall addressed some cable/connection issues, but hardware replacement needed if unit is damaged. 5-7 hours labor for removal and replacement, dealer calibration required after install.
Estimated cost: $3,500-5,500
Owner tips
Avoid repeated hard launches (Launch Control abuse) — drivetrain mounts and diff bearings suffer disproportionately from instant max torque.
Keep software updated via OTA or dealer visits — many early gremlins (charging, cluster, battery management) were resolved in later firmware.
Inspect rear subframe mounts annually if you drive spiritedly; catching cracks early prevents differential damage.
Budget for extended warranty or set aside $5k-10k reserve — when electrical or battery issues arise outside warranty, costs escalate quickly and parts availability is poor.
Groundbreaking EV performance, but first-year build quality and parts availability make it a gamble unless you have deep pockets or remaining factory warranty — not a budget-friendly used EV.
AI-assisted summary drawn from NHTSA recall data, our labor-times database, and platform knowledge. Not a substitute for a pre-purchase inspection on a specific vehicle.
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Fitment notes: Auxiliary 12V battery; located in front trunk; powers accessories only, not primary propulsion; low CCA sufficient as EV does not require engine cranking
BACK OVER PREVENTION: SENSING SYSTEM: CAMERA · 25V896000
2025-12-19
Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cayenne, Cayenne E-Hybrid, 2020-2025 911, Taycan, 2024-2025 Panamera, and 2025 Panamera E-Hybrid vehicles. The rearview camera image may not display when the vehicle is placed in reverse. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 111, "Rear Visibility."
Consequence: A rearview image that does not display properly reduces the driver's view behind the vehicle, increasing the risk of a crash.
Remedy: Dealers will update the driver assistance software, free of charge. Owner notification letters were mailed February 13, 2026. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ASB2. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning January 19, 2026.
ELECTRICAL SYSTEM:SOFTWARE · 24V731000
2024-10-01
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2023 Taycan vehicles. The high-voltage battery may experience a short circuit within the battery module.
Consequence: A short circuit in a high-voltage battery increases the risk of a fire.
Remedy: Owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the repair has been completed. Dealers will replace the affected modules in the high-voltage battery, free of charge. Owner notification letters were mailed November 22, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARB5. This recall expands previous recall numbers 23V-840, 24V-215, and 24V-217. Vehicles previously repaired under the prior recalls will need to have the new remedy completed.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021-2024 Taycan vehicles. The high-voltage battery may experience a short circuit within the battery module.
Consequence: A short circuit in a high-voltage battery increases the risk of a fire.
Remedy: Dealers will install advanced diagnostic software as the final remedy, anticipated to be available in the first quarter of 2025. Porsche will monitor available online vehicle data and contact owners as necessary, to advise them to only charge the vehicle to 80% capacity until the battery can be replaced. For vehicles in which online data is unavailable, dealers will perform a diagnostic test and replace the battery module assembly, if necessary and advise owners to only charge to 80% capacity. Repairs will be performed free of charge. Owner notification letters were mailed August 6, 2025. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's numbers for this recall are ARB6 and ARB7. This recall expands and replaces previous recall numbers 23V-840, 24V-215, and 24V-217.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS · 24V455000
2024-06-19
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2025 Taycan vehicles. The front brake hoses can develop cracks and leak brake fluid.
Consequence: A brake fluid leak can reduce braking performance and extend the distance required to stop, increasing the risk of a crash.
Remedy: Dealers will replace the front brake hoses, free of charge. Owner notification letters were mailed on January 29, 2025. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARB0.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021-2023 Taycan, Taycan 4 Cross Turismo, 2020-2023 Taycan 4S, Taycan Turbo S, 2021-2022 Taycan 4S Cross Turismo, 2022 Taycan Turbo S Cross Turismo, 2022-2023 Taycan GTS, 2023 Taycan GTS Sport Turismo, and 2020-2021 Taycan Turbo vehicles. The high-voltage battery may experience a short circuit within the battery modules.
Consequence: A short circuit in the battery increases the risk of a fire.
Remedy: Owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the repair has been completed. Dealers will replace the affected modules in the high-voltage battery, free of charge. Owner notification letters were mailed on October 8, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARA4.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2021-2024 Taycan, 2020-2024 Taycan 4S, Taycan Turbo, 2021-2023 Taycan 4 Cross Turismo, 2022-2023 Taycan 4S Cross Turismo, Taycan Turbo S Cross Turismo, 2023 Taycan Turbo Cross Turismo, 2022-2024 Taycan GTS, Taycan GTS Sport Turismo, and 2020-2023 Taycan Turbo S vehicles. The high-voltage battery may experience a short circuit within the battery modules.
Consequence: A short circuit in the battery increases the risk of a fire.
Remedy: Owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the repair has been completed. Dealers will analyze the battery data and replace the high-voltage battery modules as necessary, free of charge. Owner notification letters were mailed on October 9, 2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ARA5.
Porsche Cars North America, Inc. (Porsche) is recalling various models and model years. Please see the recall report for a list of the included vehicles. When using the industrial 220V/240V plug at the 100% charge setting, some home power outlets may be incapable of handling the electrical current required to utilize the compact charging system, causing the outlet or charging cable to overheat.
Consequence: An overheated outlet or charging cable can increase the risk of a fire.
Remedy: Owners are advised not to use the 220V/240V compact/portable charging cable and only use the 110V home charging cable or public charging stations. Dealers will supply a new 220V/240V compact/portable charging cable with an incorporated temperature sensor, free of charge. Owner notification letters were mailed on October 24, 2024. A second notice will be sent once remedy parts become available, anticipated mid-2024. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is APB6.
SERVICE BRAKES, HYDRAULIC · 23V347000
2023-05-16
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2022 Taycan vehicles. An incorrect warning indicator with an incorrect color is displayed in the instrument cluster when notifying owners of worn brake pads. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 135, "Light Vehicle Brake Systems," and 101, "Control and Displays."
Consequence: An incorrect warning indicator may be misinterpreted and result in driving on worn brake pads with reduced brake performance, increasing the risk of a crash.
Remedy: Dealers will update the software for the instrument cluster, free of charge. Owner notification letters are expected to be mailed July 14, 2023. Owners may contact Porsche's customer service at 1-800-767-7243. Porsche's number for this recall is APA5.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020 Taycan Turbo, 2021 Taycan, Taycan 4S Cross Turismo, 2022 Taycan, Taycan Turbo, Taycan GTS, Taycan 4 Cross Turismo, Taycan 4S Cross Turismo, 2020-2022 Taycan 4S and Taycan Turbo S, and 2023 Taycan vehicles. When there is an unbelted passenger, the seat belt warning light and audible chime will not activate as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 208, "Occupant Crash Protection."
Consequence: A malfunctioning seat belt warning system may not alert the passenger to buckle their seat belt, increasing the risk of injury in the event of a crash.
Remedy: Dealers will update the instrument cluster software, free of charge. Owner notification letters are expected to be mailed May 16, 2023. Owners may contact Porsche's customer service at 1-800-767-7243. Porsche's number for this recall is APA2.
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM) · 22V404000
2022-06-08
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2022 Taycan vehicles. A software error could cause the center screen (including rearview camera image) and the touch control panel remain to black directly after the ignition is activated. Also, the Real-Top-View (including rearview camera image) could display a flickering image. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Consequence: A malfunctioning center screen or touch control panel may obstruct the driver's view of camera assisted driving functions, increasing the risk of a crash.
Remedy: Dealers will install new software, free of charge. Owner notification letters are expected to be mailed August 5, 2022. Owners may contact Porsche's customer service at 1-800-767-7243. Porsche's number for this recall is ANA6.
SEATS · 22V278000
2022-04-26
Porsche Cars of North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan vehicles. The driver and passenger seat wire harness could become damaged during horizontal seat adjustment.
Consequence: A damaged seat wire harness may deactivate air bags, increasing the risk of injury in a crash.
Remedy: Dealers will inspect the seat wire harness for damage, add fabric tape to secure the harness, and repair damaged wires as necessary, free of charge. Owner notification letters were mailed July 22, 2022. Owners may contact Porsche's customer service at 1-800-767-7243. Porsche's number for this recall is ANA5.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan vehicles equipped with an optional rear center seat. The center seat belt buckle wiring harness may obstruct access to the right rear seat lower child seat anchors, preventing a child seat from being properly secured. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 225, "Child Restraint Anchorage Systems."
Consequence: An improperly secured child seat increases the risk of injury during a crash.
Remedy: Dealers will reroute and secure the center rear seat belt buckle wiring harness and, as necessary, replace a damaged buckle, free of charge. Owner notification letters were mailed April 7, 2022. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is ANA4.
SUSPENSION:REAR · 21V911000
2021-11-19
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020 Taycan vehicles. The front and rear upper control arm screw connections on the rear axle may be loose.
Consequence: A loose control arm connection may fail, causing a loss of vehicle stability and increasing the risk of a crash.
Remedy: Dealers will replace the screw connections, free of charge. Owner notification letters were expected to be mailed January 13, 2022. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMC3.
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan vehicles. The pre-collision automatic hazard lights may activate in non-emergency situations. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Consequence: An activation of hazard lights in non-emergency situations could confuse other drivers, increasing the risk of a crash.
Remedy: Dealers will reprogram the hazard lights, free of charge. Owner notification letters were mailed December 2, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMC1.
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS · 21V697000
2021-09-08
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 911 Carrera and Taycan vehicles. The pressure input rod connection on the brake booster may be loose and could detach.
Consequence: A detached pressure input rod will cause the brake pedal to fail, increasing the risk of a crash.
Remedy: Dealers will repair or replace the brake booster as necessary, free of charge. Owner notification letters were mailed October 28, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB9.
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE · 21V486000
2021-06-29 · PE21013
Porsche Cars North America, Inc. (Porsche) is recalling certain 2020-2021 Taycan Turbo, Taycan Turbo S, Taycan 4S, 2021 Taycan, Taycan Cross Turismo, Taycan Turbo S Cross Turismo, Taycan 4S Cross Turismo, and Taycan Turbo Cross Turismo vehicles. The monitoring software can incorrectly detect a fault and shutdown the power train, causing a loss of motive power.
Consequence: A loss of motive power increases the risk of a crash.
Remedy: Dealers will reprogram the power electronics and the engine control unit, free of charge. Owner notification letters were mailed July 30, 2021. Owners may contact Porsche customer service at 1-800-767-7243. Porsche's number for this recall is AMB5.
🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Lexus & Toyota Mechanic · 20+ years.