2021 Subaru Impreza - Maintenance & Specs
The 2021 Subaru Impreza belongs to a Subaru Impreza lineup that Know Your Ride tracks across 17 model years, from 1993 to 2026. Engine options on record include the 2.0L, 2.0L I4. It is configured as all-wheel drive with a manual 5-spd. The 2021 sits mid-run, with both earlier (1993) and later (2026) Impreza model years also documented.
It takes 0W-20 full synthetic oil, 5.1 qt with a new filter meeting API SP. Fluid specs on file include Super Long Life coolant, DOT 3 brake fluid, Subaru ATF HP transmission fluid. Know Your Ride lists 13 scheduled maintenance items for this vehicle, the earliest interval falling at 7,500 miles. Documented torque values include oil drain plug 33 ft-lb, lug nut 89 ft-lb, spark plug 18 ft-lb.
NHTSA complaints for this vehicle cluster around steering (2), tires (2), unknown or other (2). A representative report reads: "The contact owned a 2021 Subaru Impreza. The contact stated that while stopped at a red light, another vehicle crashed into the rear of the vehicle. The force..." There are 2 safety recalls on record; one covers: Subaru of America, Inc. (Subaru) is recalling certain 2021 Outback and Impreza vehicles. The continuously variable transmission (CVT) select lever....
EPA fuel economy is rated at 23 city / 31 highway MPG, 26 MPG combined. Estimated annual fuel cost is about $1,700.
Quick Specs
| Oil viscosity | 0W-20 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 5.1 qt |
| OEM oil spec | API SP |
| Oil filter | Mobil 1 M1-110A |
| EPA combined | 26 MPG |
| Tire size | 215/55R17 |
| Coolant | Super Long Life |
| NHTSA overall | 5 / 5 stars |
| Open recalls on record | 2 |
| Technical service bulletins | 150 |
Common Trouble Codes
- P0300 - Random/Multiple Cylinder Misfire Detected
- P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
- P0171 - System too Lean (Bank 1)
- P0128 - Insufficient Coolant Temperature for Stable Operation
- P0442 - Evaporative Emission Control System Leak Detected (small leak)
- P0455 - Evaporative Emission Control System Leak Detected (gross leak)
- P0700 - Transmission Control System Malfunction
- P0301 - Cylinder 1 Misfire Detected
- U0100 - Lost Communication With ECM/PCM A
Related Vehicles
Part of the free Know Your Ride vehicle maintenance reference. Figures are sourced from EPA, NHTSA and manufacturer data and are for general reference - always confirm with your owner's manual.