2021 Porsche Cayenne E-hybrid: Recalls, Problems & MPG
Here are the deets on the 2021 Porsche Cayenne E-hybrid: 3 recalls, 0 owner complaints and up to 21 mpg combined.
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Recalls
3 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Airbags, Seats Vehicle recall #21V318000 · 2021 · 136 vehicles
What's wrong: Porsche cars north america, Inc. (Porsche) is recalling certain 2021 cayenne gts, cayenne gts coupe, 2020-2021 cayenne coupe, cayenne s coupe, cayenne e-hybrid coupe vehicles. The passenger seat back heating element was not installed and May impact the calibration of the occupant classification system.
Why it matters: The front passenger air bag May fail to deploy, increasing the risk of injury.
The fix: Dealers will install a heating element, free of charge. Owner notification letters were mailed June 25, 2021.
Electrical Vehicle recall #23V841000 · 2023 · 41,345 vehicles
What's wrong: 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.
Why it matters: An overheated outlet or charging cable can increase the risk of a fire.
The fix: 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…
Backup camera Vehicle recall #25V896000 · 2025 · 172,107 vehicles
What's wrong: 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."
Why it matters: A rearview image that does not display properly reduces the driver's view behind the vehicle, increasing the risk of a crash.
The fix: Dealers will update the driver assistance software, free of charge. Owner notification letters were mailed February 13, 2026.
Most-reported problems
No owner complaints have been filed with NHTSA for the 2021 Porsche Cayenne E-hybrid so far.
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 3.0 L 6-cyl turbo hybrid | Automatic (S8) | All-Wheel Drive | 20 | 22 | 21 | Premium and Electricity |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2021 Porsche Cayenne E-hybrid.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
From $19.99/mo · $39.99/yrOEM procedures, specs and recall/TSB info, the same source many shops use.
From $19.99/mo · $59.99/yrStep-by-step photos written from a real teardown. Great for first-timers.
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FAQ
Does the 2021 Porsche Cayenne E-hybrid have any recalls?
Yes. NHTSA lists 3 vehicle recalls for the 2021 Porsche Cayenne E-hybrid. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What gas mileage does the 2021 Porsche Cayenne E-hybrid get?
EPA ratings run up to 21 mpg combined (3.0 L, Automatic (S8)), across 1 engine and transmission combos.
Where can I get a 2021 Porsche Cayenne E-hybrid repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.