2021 Aston Martin DBX - Maintenance & Specs
The 2021 Aston Martin DBX belongs to a Aston Martin DBX lineup that Know Your Ride tracks across 3 model years, from 2021 to 2026. Records for this year list a 4.0L engine. It is configured as 4-wheel drive with an automatic 9-spd. This 2021 car is the earliest model year on record for the Aston Martin DBX.
It takes 0W-40 full synthetic oil, 9.5 qt with a new filter meeting ACEA A3/B4. Fluid specs on file include Long Life coolant, DOT 3 brake fluid, Dexron VI transmission fluid. Know Your Ride lists 12 scheduled maintenance items for this vehicle, the earliest interval falling at 6,000 miles. Documented torque values include oil drain plug 20 ft-lb, lug nut 80 ft-lb, spark plug 18 ft-lb.
There are 4 safety recalls on record; one covers: Aston Martin The Americas (Aston Martin) is recalling certain 2021 DBX vehicles. The vehicles were incorrectly built without headliner foam blocks..... Its overall reliability signal is rated "Excellent" based on aggregated complaint and crash data.
EPA fuel economy is rated at 14 city / 18 highway MPG, 15 MPG combined. Estimated annual fuel cost is about $3,850.
Quick Specs
| Oil viscosity | 0W-40 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 9.5 qt |
| OEM oil spec | ACEA A3/B4 |
| EPA combined | 15 MPG |
| Coolant | Long Life |
| Open recalls on record | 4 |
| Technical service bulletins | 100 |
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.