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2018 Audi A6 S Line TDI Ultra S-A 2.0L Diesel · SM18 EFV

SM18 EFV

2018 Audi A6 S Line TDI Ultra S-A (2.0L, diesel). First registered 01 Jun 2018. Recorded mileage 66,353 miles. MOT valid until 29 Dec 2026. Taxed until 01 Jul 2027.

Make & Model
AUDI A6 S LINE TDI ULTRA S-A
Year / Origin
2018 · Edinburgh
Safety Recall
Unknown
MOT Status
Valid until 29 Dec 2026
Road Tax
Taxed (01 Jul 2027)
Recorded Mileage
66,353 mi
ULEZ Compliance
ULEZ Compliant (Euro 6 Diesel)
Fuel & Engine
DIESEL · 2.0L
Reliability Guide
Common Faults
MOT Status
Valid
Valid until 29 Dec 2026
Tax Status
Taxed
Tax due 01 Jul 2027
Fuel Type
DIESEL
Year
2018
Engine
1968cc

SM18 EFV Key Findings

  • 4 MOT tests recorded
  • Latest MOT passed on 30/12/2024
  • 66,353 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.

MOT Roadworthiness Analysis
93
/ 100 · Excellent
DVSA Test Records Evaluated

MOT Roadworthiness: Excellent

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.

✓ Valid MOT
✓ Taxed
✓ Exceptional MOT pass rate (100%)
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Full History Report

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Technical Specifications

ULEZ Compliant

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SM18 EFV Mileage History

  1. 09/12/202152,533 mi
  2. 06/12/202257,266 mi+4,733 mi
  3. 06/12/202362,304 mi+5,038 mi
  4. 30/12/202466,353 mi+4,049 mi

Average of roughly 4,519 miles per year across 4 recorded odometer readings.

SM18 EFV MOT History

Vehicle record last updated: 30 Aug 2026, 14:10
MOT Analysis

Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.

4 MOT tests are recorded for this 2018 Audi A6 S Line Tdi Ultra S-A (SM18 EFV) between December 2021 and December 2024.

The record contains 4 passes and 0 failures.

No failures or advisories appear anywhere in the recorded tests, so the documented MOT record is relatively clean.

PASS
FAIL
ADVISORY

Buyer's Guide & Inspection Advisory

Expert automotive synthesis from historical MOT defect records and market benchmarks.

Buying Score
82/100
Risk Level
Low
Low
Est. Annual Cost
£1,400-£1,800
Mileage
The recorded mileage of 66,353 is above ...

Our Verdict

This is a strong candidate for a buyer seeking a well-used but consistently passing diesel executive saloon. The clean MOT history over the last four years suggests a vehicle that has met minimum safety standards without major failures.

When inspecting this 2.0L diesel A6, focus on verifying the service history to ensure oil changes have been performed regularly, as MOT records do not confirm maintenance quality. Given the mileage is approximately 11,000 miles per year—higher than the aggregate model average—check for signs of heavy motorway use versus stop-start urban driving.

Negotiate based on the upcoming service requirements. While the MOT history is clean, you should ask for proof of any major interval services that may be due around the 60,000 to 70,000-mile mark, particularly regarding timing belts or water pumps if applicable to this specific engine variant.

As a 1968cc diesel, this A6 is designed for efficient long-distance cruising, though running costs will be influenced by its status as a premium executive vehicle. Expect moderate fuel economy, though actual figures will depend on driving style and load.

Tax and insurance will vary based on the specific CO2 emissions and the driver's profile, but typically fall into mid-to-high brackets for this class. Maintenance costs for Audi components tend to be higher than for non-premium brands, so budget for specialist parts and labour.

Although this specific vehicle has had no recorded MOT failures, you should be mindful of common failure points for the Audi A6 model, such as headlamps, tyres, and anti-roll bars, which are listed as top failure reasons in the wider model aggregate data.

Physically inspect the tyres for even wear and the headlamp clarity to ensure no moisture ingress is present. Additionally, check the suspension components, specifically the anti-roll bars, for any signs of play or excessive wear that could lead to future MOT failures.

Registered in June 2018, this blue Audi A6 has covered 66,353 miles as of its last MOT in December 2024. The vehicle has maintained a consistent passing record since 2021, with no recorded defects or failures in the last four annual tests. While the mileage is higher than the model average of 9,177 per year, the lack of MOT failures is a notable characteristic of this specific car's history.

The Audi A6 shows an average MOT pass rate of 85.1% across 143,409 analysed vehicles, with common issues relating to lighting, tyres, and suspension.

Reviewed by the IsItAGoodCar editorial team — Verified automotive analysis synthesized from official vehicle registries.

Data Sources

DVSA

Official MOT test logs & failure reasons

DVLA

Tax, registration & powertrain specs

Experian

Finance, stolen markers & total loss

AI Analysis

Historical fault & advisory patterns