2020 Porsche Taycan problems & reliability
91 owner complaints filed with NHTSA for the 2020 Porsche Taycan, alongside 12 safety recall campaigns. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System → | 53 | 58% |
| Engine → | 22 | 24% |
| Power Train → | 15 | 16% |
| Forward Collision Avoidance | 9 | 10% |
| Fuel/propulsion System | 9 | 10% |
| Service Brakes | 8 | 9% |
| Steering | 5 | 5% |
| Unknown / Other | 4 | 4% |
| Vehicle Speed Control | 3 | 3% |
| Back Over Prevention | 2 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 17 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Complaints by incident year
What owners report
“Three NHTSA safety recalls are open and unremedied on my 2020 Porsche Taycan 4S: 25V896 (high-voltage battery — cell-module short circuit / fire risk), 24V732 (battery inspection, cell-module replacement, software update), and 24V455 (front brake hoses — cracking and brake-fluid leakage). Open status is confirmed by…”
Electrical System · filed Aug 10, 2026
“I own a 2020 Porsche Taycan 4S (in service Nov 2, 2020) with a performance+ HV battery. I am currently facing a third round of module replacements. The service chronology and detail is set forth in the attached e-mail I sent to Porsche and the attached service reports. The safety concern I have is that when the…”
Electrical System · filed Jun 27, 2026
“While driving my Porsche Taycan through a high-speed intersection, the vehicle suddenly displayed battery and chassis system error messages instructing me to pull over immediately. Before I could safely move the vehicle to the side of the road, it completely lost propulsion, speed control, and steering capability…”
Electrical System · filed Jun 25, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Loss of Motive Power
Preliminary Evaluation PE21013 · opened May 17, 2021 · closed Dec 23, 2021 · led to recall 21V486000
Technical service bulletins
1,055 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2020 Porsche Taycan. The 10 most recent:
Manufacturer's Certificate for approved wheels and tires
No. 22-26 · Service Bulletin/Repair Instructions · issued Aug 31, 2026
Special Tools and Equipment Information for Diagnostic Equipment Standards for all USA Porsche Centers
SPTL2314a · Service Bulletin/Repair Instructions · issued Aug 28, 2026
Information on Advanced Technical Information for Critical 12V Li-ion Battery Recycling
No. 2109-3 · Service Bulletin/Repair Instructions · issued Aug 28, 2026
Technical Information for Workshop Campaign WSL3 – Replacing the Electric Passenger Compartment Heater
No. WSL3 · Service Campaign · issued Aug 25, 2026
Technical Information for White Messages Regarding Driver Assistance Systems in Conjunction with Passive Fault Memory Entries in the ZFAS Control Unit
No. 11-25-4 · Service Bulletin/Repair Instructions · issued Aug 25, 2026
Porsche intranet posting for Campaign WTL5 Over-the-Air (OTA) Update– Reprogramming the high-voltage battery control unit (BMCe)
WTL5 · Over The Air · issued Aug 24, 2026
Information on Advanced Technical Information for Porsche Mobile Charger NEMA Supply Cable Initialization Failure
No. 2433-4 · Service Bulletin/Repair Instructions · issued Aug 20, 2026
Information on Advanced Technical Information for Porsche Mobile Charger Plus (PMC+) Red LEDs and Fault B191E49
No. 2315-1 · Service Bulletin/Repair Instructions · issued Aug 20, 2026
Special Tools and Equipment Information for alignment machines - Q2 2026 Software Spec Update Available
SPTL2608 · Service Bulletin/Repair Instructions · issued Aug 17, 2026
Product Knowledge for Model Type Designations
GR16D8a · Service Bulletin/Repair Instructions · issued Aug 14, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2020 Porsche Taycan has 12 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2020 Porsche Taycan?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.