2021 Mercedes-Benz A 1.9L Diesel · D4 REF
2021 Mercedes-Benz A (1.9L, diesel). First registered 31 Mar 2021. Recorded mileage 59,521 miles. MOT expired on 21 Oct 2026.
- Make & Model
- MERCEDES-BENZ A
- Year / Origin
- 2021 · Chester
- Safety Recall
- Unknown
- MOT Status
- Expired on 21 Oct 2026
- Road Tax
- —
- Recorded Mileage
- 59,521 mi
- ULEZ Compliance
- ULEZ Compliant (Euro 6 Diesel)
- Fuel & Engine
- Diesel · 1.9L
- Reliability Guide
- Common Faults
Thinking of buying this vehicle? Free MOT and tax checks do not cover legal ownership. If outstanding finance exists, finance companies have legal right to repossess without compensation.
D4 REF Key Findings
- 3 MOT tests recorded
- Latest MOT passed on 22/10/2025
- 59,521 miles recorded at latest MOT
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
D4 REF MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
3 MOT tests are recorded for this 2021 Mercedes-Benz A (D4 REF) between March 2024 and October 2025.
The record contains 3 passes and 0 failures.
No failures or advisories appear anywhere in the recorded tests, so the documented MOT record is relatively clean.
D4 REF Mileage History
- 15/03/202435,449 mi
- 22/04/202553,672 mi+18,223 mi
- 22/10/202559,521 mi+5,849 mi
Average of roughly 15,008 miles per year across 3 recorded odometer readings.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
Diagnostic & Valuation Intelligence
Estimate current market value
Generate an instant valuation benchmark based on live market listings, vehicle mileage, and recent dealer auction figures.
Known faults for Mercedes-Benz Mercedes-Benz A-Class (W177)
Our database tracks 4 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
MOT Roadworthiness: Average
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
Digital Service History
Access verified franchised dealer maintenance records for D4REF.
Unlock Manufacturer Digital Service Records
Check franchised dealer maintenance history for D4REF. Our direct integration verifies routine service events, workshop operations, recorded mileage, and technician logs.
Similar Vehicles
Similar Vehicles Checked Recently
Plate Neighbors
Batch Registration Neighbors (D4RE Series)
Vehicles registered in the same regional DVLA batch as D4REF.
VOLKSWAGEN
TIGUAN R-LINE TECH TDI
BMW
5 SERIES
VAUXHALL
MOKKA ULTIMATE EV
PORSCHE
911
TALBOT
EXPRESS
VOLKSWAGEN
TOUAREG
BENTLEY
CONTINENTAL GT
HONDA
CR-V
BMW
218
BMW
3 SERIES
TOYOTA
IQ
FORD
TRANSIT
MERCEDES-BENZ A Model Intelligence & Reliability
Verified MOT failure trends, buying advice, and technical directory specifications.
Owner-reported defects, recurring MOT failure points, and estimated repair costs.
Browse production generations, registration statistics, and trim variants.
Historical MOT pass rates and DVLA records for 2021 model year cars.
- MBUX "Black Screen" and Software InstabilityModerate
The dual-screen MBUX system can suffer from total "blackouts," where screens fail to turn on or reboot randomly while driving. This is often a software stability issue requiring a firmware update.
- A250e Hybrid System / Charging FaultsModerate
The plug-in hybrid model can experience charging communication errors or "Drive System Malfunction" warnings due to software bugs or sensor sensitivity.
- M282 1.3L Turbo Thermostat Housing & Water Pump Coolant LeakModerate
On A180 and A200 1.3-litre petrol engines, the plastic composite thermostat housing and coolant bypass pipe develop weeping cracks, resulting in slow coolant loss.
Regional DVLA Registration Directory
Vehicles and registration batches issued by regional DVLA offices across the UK.
Recently Checked UK Vehicles
Live vehicle history checks and MOT records recently queried by UK car buyers.