2020 Subaru Ascent - Maintenance & Specs
The 2020 Subaru Ascent belongs to a Subaru Ascent lineup that Know Your Ride tracks across 4 model years, from 2020 to 2026. Engine options on record include the 2.4L, 2.4L I4. It is configured as all-wheel drive with an automatic (av-s8). This 2020 car is the earliest model year on record for the Subaru Ascent.
It takes 0W-20 full synthetic oil, 5.0 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 14 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 electrical system (82), visibility/wiper (44), power train (37). A representative report reads: "The pressure sensor coming out of the transmission has failed, and it's pushed transmission fluid throughout the engine harness, transmission harness, the bull..." There are 4 safety recalls on record; one covers: Subaru of America, Inc. (Subaru) is recalling certain 2019-2020 Ascent, 2018 Forester, 2018-2020 Impreza, Legacy, Outback, 2018-2019 BRZ, WRX, and....
EPA fuel economy is rated at 21 city / 27 highway MPG, 23 MPG combined. Estimated annual fuel cost is about $1,900.
Quick Specs
| Oil viscosity | 0W-20 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 5.0 qt |
| OEM oil spec | API SP |
| EPA combined | 23 MPG |
| Tire size | 245/60R18 |
| Coolant | Super Long Life |
| NHTSA overall | 5 / 5 stars |
| Open recalls on record | 4 |
| Technical service bulletins | 200 |
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
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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.