Water pump / coolant pipes
usually 80,000–150,000 km · Wear part
Signs: Coolant loss
Fix: Replace pump / pipes
€600–1,200
Common faults, service intervals and costs
Porsche 911 (991.2)
2016–2019
1
engines covered
4
known faults
8,092
roadworthiness tests in the statistics
11
official recalls
Enter your VIN and mileage and get a plan built for your exact engine and gearbox.
The Porsche 911 (991.2) was built from 2016 to 2019.
For this generation we cover 1 engines and 4 known faults, each with the mileage range where it usually appears.
The most expensive known risk is DCT mechatronic / solenoids: it usually appears at 120,000–220,000 km and costs €800–2,000 to fix.
In UK roadworthiness tests in 2024, at 0–50 thousand km this model most often failed on: tyres and wheels (2.5 %), lights, wipers and visibility (1.2 %), brakes (0.2 %). It fails less often than average on: tyres and wheels, lights, wipers and visibility.
Engines
| Engine | Fuel | Timing drive | Oil |
|---|---|---|---|
| 3.0 twin-turbo flat-six (9A2, 991.2 / 992) | Petrol | Chain | 0W-40 · Porsche C40 · ~8.5 L · every 15,000 km |
Faults by engine
3.0 twin-turbo flat-six (9A2, 991.2 / 992)
Turbo wastegate rattle
usually 80,000–160,000 km · Wear part
Signs: Rattle on overrun
Fix: Adjust or replace actuator
€400–1,200
Gearboxes
PDK (7 / 8-speed, wet clutch)
DCT mechatronic / solenoids
usually 120,000–220,000 km · Medium risk
Signs: Harsh shifts
Fix: Repair; keep oil changes at 60,000 km
€800–2,000
Manual
Clutch wear
usually 120,000–200,000 km · Medium risk
Signs: Slipping, high bite point
Fix: Replace clutch kit
€500–900
Scheduled service
Intervals and typical prices for the 3.0 twin-turbo flat-six (9A2, 991.2 / 992) engine. Other engines differ in oil, timing drive and some filters; the app gives the exact plan.
| Item | Interval | Typical price |
|---|---|---|
| Engine oil + oil filterEngine | every 15,000 km or every 12 months | €70–150 |
| Cabin (pollen) filterClimate | every 15,000 km or every 12 months | €15–40 |
| Brake fluidBrakes | every 24 months | €50–95 |
| A/C service (regas + desiccant)Climate | every 24 months | €70–150 |
| Air filterEngine | every 30,000 km or every 24 months | €15–45 |
| Spark plugsIgnition | every 60,000 km or every 48 months | €50–160 |
| DSG/DCT oil + filterTransmission | every 60,000 km | €70–250 |
| Auxiliary (serpentine) beltEngine | every 120,000 km | €70–180 |
| Coolant replacementCooling | every 150,000 km or every 96 months | €70–150 |
| Timing chain inspection (listen on cold start)Engine | every 150,000 km | €0–120 |
| Front brake padsBrakes | usually at 30,000–60,000 km | €60–150 |
| Front brake discs + padsBrakes | usually at 60,000–120,000 km | €150–320 |
| Rear brake padsBrakes | usually at 50,000–90,000 km | €50–130 |
| Tyres (set of 4)Wheels | usually at 40,000–60,000 km | €320–700 |
| Wiper bladesBody | checked at service | €20–50 |
| 12V batteryElectrical | checked at service | €100–220 |
Roadworthiness tests by mileage
Share of tests in the United Kingdom (DVSA MOT, 2024) that this model failed because of each system. Bold red means more often and green less often than an average car of the same age and mileage. Sample: 8,092 tests.
| thousand km | 0–50 | 50–100 |
|---|---|---|
| Brakes | 0.2 % | 0.4 % |
| Suspension | 0.2 % | 0.5 % |
| Steering | 0.0 % | 0.0 % |
| Tyres and wheels | 2.5 % | 4.8 % |
| Lights, wipers and visibility | 1.2 % | 2.0 % |
| Body and corrosion | 0.0 % | 0.4 % |
| Exhaust, emissions and leaks | 0.2 % | 0.1 % |
Most common engine versions in the EU
New cars of this generation registered in the EU, Iceland and Norway 2010–2025: 10,572, of which 4 in Croatia. The share shows how common each version is.
| Version | Share | Years | CO₂ | Fuel use |
|---|---|---|---|---|
| 4.0 Petrol4.0 (3,996 cm³) · 368 kW (500 hp) · Petrol | 39.8 % | 2017–2018 | 289 g/km | — |
| 3.8 Petrol3.8 (3,800 cm³) · 427 kW (581 hp) · Petrol | 18.4 % | 2017–2018 | 271 g/km | — |
| 3.0 twin-turbo flat-six (9A2, 991.2 / 992)3.0 (2,981 cm³) · 331 kW (450 hp) · Petrol | 7.2 % | 2017–2018 | 217 g/km | — |
| 4.0 Petrol4.0 (3,996 cm³) · 383 kW (521 hp) · Petrol | 7.2 % | 2018–2018 | 291 g/km | — |
| 3.8 Petrol3.8 (3,800 cm³) · 515 kW (700 hp) · Petrol | 7.0 % | 2017–2018 | 269 g/km | — |
| 3.8 Petrol3.8 (3,800 cm³) · 397 kW (540 hp) · Petrol | 5.5 % | 2017–2018 | 213 g/km | — |
| 4.0 Petrol4.0 (3,996 cm³) · Petrol | 3.7 % | 2017–2018 | 292 g/km | — |
| 3.0 twin-turbo flat-six (9A2, 991.2 / 992)3.0 (2,981 cm³) · 309 kW (420 hp) · Petrol | 3.1 % | 2017–2018 | 180 g/km | — |
| 3.0 twin-turbo flat-six (9A2, 991.2 / 992)3.0 (2,981 cm³) · 272 kW (370 hp) · Petrol | 3.0 % | 2017–2018 | 184 g/km | — |
| 3.8 Petrol3.8 (3,800 cm³) · 446 kW (606 hp) · Petrol | 2.0 % | 2017–2018 | 218 g/km | — |
Source: European Environment Agency (EEA), monitoring of CO₂ emissions from new passenger cars, CC BY 4.0. CO₂ and fuel use are official type-approval values (WLTP from 2021), not real-world consumption.
Official recalls
Recalls the manufacturer published in the United Kingdom for this model (11). The same recalls usually apply across Europe. Ask an authorised dealer to check by VIN whether your car is affected and whether the work has been done.
- Brakes / ABS / ESP The screw connection of the pressure input rod of the brake booster was not carried out according to regulations22/09/2021 · R/2021/317
- Suspension / axles The threaded connections of the upper control arms at the rear axle were not tightened with the specific tigtening torque24/03/2021 · R/2021/126
- Lights There is a possibility that the hazard warning lights will not be activated after pressing the centre console button13/12/2019 · R/2020/108
- Engine / loss of power Loudspeaker cover may not have been installed in the door sub frame31/07/2019 · R/2019/251
- Wheels / tyres Fastening nuts to secure the drive shaft and wheel hub on the rear axle are incorrectly coated03/07/2019 · R/2019/207
- Airbag Incorrect detonators fitted to front passenger airbags27/03/2017 · R/2017/102
- Visibility Bonding on windscreen is insufficient02/03/2017 · R/2017/097
- Fuel system Fuel injection pipes may become insecure15/02/2017 · R/2017/050
The other recalls (3) are listed in the app.
Common questions
Does the Porsche 911 (991.2) have a timing chain or a timing belt?
3.0 twin-turbo flat-six (9A2, 991.2 / 992): chain.
What are the known problems with the Porsche 911 (991.2)?
The faults with the highest risk: DCT mechatronic / solenoids (120,000–220,000 km, €800–2,000); clutch wear (120,000–200,000 km, €500–900). The full list by engine is on this page.
What does the Porsche 911 (991.2) most often fail its roadworthiness test on?
In UK roadworthiness tests in 2024, at 0–50 thousand km this model most often failed on: tyres and wheels (2.5 %), lights, wipers and visibility (1.2 %), brakes (0.2 %). It fails less often than average on: tyres and wheels, lights, wipers and visibility.
What should you check when buying a used Porsche 911 (991.2)?
Before you buy, ask an authorised dealer to check by VIN that the recalls have been done (11 have been published for this model). On the test drive, watch for these signs: harsh shifts; slipping, high bite point. The full checklist is in the guide to buying a used car.
Other generations
Porsche 911 (996) 1997–2005Porsche 911 (997) 2004–2012Porsche 911 (991.1) 2011–2016Porsche 911 (992) 2019–Porsche 718 Boxster / Cayman (981 / 982) 2012–
Other Porsche models
Porsche Macan 2014–Porsche Taycan 2019–Porsche Cayenne (958 / 9Y0) 2010–Porsche Panamera 2009–
Sources and notes
Faults, intervals and prices are indicative and collected from public sources and owner experience; always rely on the service book and a qualified workshop. Test statistics: DVSA – Anonymised MOT tests and results, Open Government Licence v3.0. Dutch tests: RDW Open Data (CC0). Engine versions: EEA, monitoring of CO₂ emissions from new passenger cars (CC BY 4.0, DG CLIMA). Owner complaints: NHTSA ODI (public domain). Recalls: DVSA Vehicle Safety Branch Recalls Database, OGL v3.0. Brand and model names are trademarks of their owners and are used only to describe the vehicles.
Updated 08/10/2026