Research · Standard Sport Utility Vehicle 4WD
2018 Porsche Cayenne S E- HybridRecalls, problems, MPG & safety
NHTSA lists 0 safety recalls and 1 owner complaint for the 2018 Porsche Cayenne S E- Hybrid. Most complaints involve electrical system (1). The EPA rates it 22 mpg combined.
Combined MPG
22mpg
EPA · 1 version
NHTSA overall
—
Not rated by NCAP
Safety recalls
0campaigns
NHTSA
Owner complaints
1
Top: electrical system
Fuel cost / yr
$3,500est.
EPA estimate, best version
Safety recalls
NHTSA campaigns for this model year
0 recalls found in NHTSA data for the 2018 Porsche Cayenne S E- Hybrid as of Nov 11, 2026.
Data from NHTSA Recalls API · synced Nov 11, 2026NHTSA vehicle page
Owner complaints by component
1 complaints filed with NHTSA · Mar 2024 – Mar 2024
- Electrical system1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 11, 2026NHTSA vehicle page
What owners report most
Verbatim excerpts from NHTSA complaints, by component
Electrical system
1 report
“The contact owns a 2018 Porsche Cayenne S E-Hybrid. The contact stated that while the vehicle was charging, he observed that the protective sheath near the power outlet of the charging cable had possible electrical or fire damage. No warning lights were illuminated. The vehicle was taken to the dealer, who determined that the damage was the result of external factors but provided a replacement charging cable. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 54,000.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 11, 2026
Engines, transmissions & drive
1 version rated by the EPA
- EPA class
- Standard Sport Utility Vehicle 4WD
- Engines
- 3.0L 6-cyl supercharged plug-in hybrid
- Transmissions
- Automatic (AM8)
- Drive
- All-Wheel Drive
- Fuel
- Premium Gasoline
- EV range
- 490 mi (EPA)
Towing, payload and dimensions aren’t in the EPA or NHTSA data, so we don’t list them.
Data from EPA fueleconomy.gov · synced Nov 11, 2026EPA listing
EPA fuel economy by version
City / highway / combined, annual fuel cost and CO₂
EPA
| Version | City | Hwy | Comb. | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|
| Cayenne S e-Hybrid Auto (AM8), 6 cyl, 3.0 L, Sup Charg · All-Wheel Drive | 21 | 24 | 22 | $3,500 | 261 |
- 22mpg comb.
Data from EPA fueleconomy.gov · synced Nov 11, 2026 · Fuel cost is EPA’s annual estimate (15,000 mi, 55% city)
NHTSA 5-Star Safety Ratings
1 tested variant
NHTSA has not published 5-Star Safety Ratings for the 2018 Porsche Cayenne S E- Hybrid as of Nov 11, 2026.
Data from NHTSA NCAP Safety Ratings API · synced Nov 11, 2026Vehicle 12731
Maintenance basics
General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
| Item | Miles | Time | Note |
|---|---|---|---|
| Engine oil & filter | 5,000–10,000 mi | 6–12 months | Follow the oil-life monitor if fitted |
| Tire rotation | 5,000–7,500 mi | Every oil change | Check pressure monthly |
| Engine air filter | 15,000–30,000 mi | 1–2 years | Sooner in dusty areas |
| Cabin air filter | 15,000–25,000 mi | 1–2 years | |
| Brake fluid | — | 2–3 years | Absorbs moisture over time |
| Coolant | 60,000–100,000 mi | 5–10 years | Long-life coolants last longer |
| Spark plugs | 60,000–100,000 mi | — | Iridium/platinum plugs at the long end |
| 12V battery | — | 3–5 years | Heat shortens battery life |
- Engine oil & filter5,000–10,000 mi
6–12 months - Tire rotation5,000–7,500 mi
Every oil change - Engine air filter15,000–30,000 mi
1–2 years - Cabin air filter15,000–25,000 mi
1–2 years - Brake fluid—
2–3 years - Coolant60,000–100,000 mi
5–10 years - Spark plugs60,000–100,000 mi
— - 12V battery—
3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
2018 Cayenne S E- Hybrid questions
How many recalls does the 2018 Porsche Cayenne S E- Hybrid have?
0 recalls found in NHTSA data as of Nov 11, 2026.
What are the most common 2018 Porsche Cayenne S E- Hybrid problems?
Owners filed 1 complaints with NHTSA. The most-cited components are electrical system (1). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.
What MPG does the 2018 Porsche Cayenne S E- Hybrid get?
The EPA rates the 2018 Porsche Cayenne S E- Hybrid at 22 mpg combined, depending on engine and drivetrain (1 version rated).
Data from NHTSA & EPA · synced Nov 11, 2026