Audi A4 Technik 35 Tdi S-A: MOT pass rate and reliability data

The Audi A4 Technik 35 Tdi S-A passes its MOT first time more often than the average UK car, by 14.9 percentage points. These figures come from the DVSA's full year of anonymised MOT results, covering 751 individual Audi A4 Technik 35 Tdi S-A tests. Nothing here is an estimate or a survey.

The numbers

What this means if you are buying one

A 91.6% first-time pass rate means roughly 8 in every 100 Audi A4 Technik 35 Tdi S-As presented for MOT fail on the first attempt. That is better than average, so a well-kept example is a reasonably safe used buy. The average Audi A4 Technik 35 Tdi S-A tested had covered 54,050 miles and was built around 2020.

What this means at salvage auction

Pass rate is a proxy for what a car costs to keep on the road. The Audi A4 Technik 35 Tdi S-A sits 14.9 points above the national average, ranked 453 of 2,005 models. On one bought as repairable salvage, the mechanical side is less likely to spring surprises, so your repair estimate should hold up reasonably well.

Before you bid: run the lot through the analyzer, check the car's own record, check the mileage, decode the VIN, and if it carries a marker use the write-off value calculator. Or compare it against another model.

Looking at a specific Audi A4 Technik 35 Tdi S-A rather than the model in general? The free check covers its MOT and mileage history, and the full HPI report confirms the insurance write-off category, outstanding finance and whether it is recorded stolen, from licensed data for 5 credits. Already own one that has been damaged? Work out whether fixing it beats selling it with the repair or scrap calculator, and see recorded closing bids for damaged Audi A4 Technik 35 Tdi S-As at UK salvage auction.

Most common MOT failures on a Audi A4 Technik 35 Tdi S-A

1. Tyre tread depth not in accordance with the requirements, 3.2% of tests
2. A tyre seriously damaged, 2.1% of tests
3. A shock absorber damaged to the extent that it does not function or showing signs of severe leakage, 1.1% of tests
4. Engine MIL illuminated indicating a malfunction, 0.8% of tests
5. a brake lining or pad worn below 1.5mm, 0.7% of tests
6. A tyre pressure monitoring system malfunctioning or obviously inoperative, 0.5% of tests (1.95x the national rate for this defect)
7. A spring or spring component fractured or seriously weakened, 0.5% of tests
8. Wiper blade missing or obviously not clearing the windscreen, 0.4% of tests
9. A tyre cords visible or damaged, 0.4% of tests
10. Brake lining or pad worn down to wear indicator, 0.3% of tests (1.34x the national rate for this defect)

From 750 DVSA-tracked Audi A4 Technik 35 Tdi S-A tests, 2024. DVSA testers marked 6.35% of these flagged Audi A4 Technik 35 Tdi S-A defects as "dangerous", meaning the tester judged the car unsafe to drive away, against 5.11% nationally.

Most common MOT advisories on a Audi A4 Technik 35 Tdi S-A

An advisory doesn't fail the car - the tester flags it as worth watching, but it still passes. A different list from the failures above: what testers are noting on a Audi A4 Technik 35 Tdi S-A before it actually fails on it.

1. A spring or spring component fractured or seriously weakened, 6.1% of tests (1.3x the national rate for this advisory), also fails
2. a brake lining or pad worn below 1.5mm, 11.1% of tests (1.18x the national rate for this advisory), also fails
3. Tyre tread depth not in accordance with the requirements, 24.4% of tests, also fails
4. A tyre seriously damaged, 9.7% of tests, also fails
5. A shock absorber damaged to the extent that it does not function or showing signs of severe leakage, 4% of tests, also fails
6. Brake disc or drum excessively weakened, insecure or fractured, 3.2% of tests
7. Brake disc or drum significantly and obviously worn, 2.1% of tests
8. Number plate inscription missing or illegible, 1.7% of tests
9. A suspension component excessively damaged or corroded, 0.7% of tests
10. A suspension pin, bush or joint excessively worn, 0.5% of tests

From 750 DVSA-tracked Audi A4 Technik 35 Tdi S-A tests, 2024.

Other Audi models

• Audi A3 - 78.1%
• Audi A4 - 76.3%
• Audi A1 - 79.5%
• Audi A6 - 81.9%
• Audi A5 - 80.4%
• Audi Tt - 78.8%
• Audi Q3 - 83.5%
• Audi Q5 - 84.8%

Models with a similar pass rate

• Audi A5 S Line 40 Tfsi Mhev S-A - 91.6%
• Mercedes-Benz Gla 200 Amg Line Edition A - 91.6%
• Skoda Kodiaq Sportline Tsi S-A - 91.6%
• Kia Stonic Maxx - 91.6%
• Volkswagen Golf R-Line Edition Tsi Evo - 91.6%
• Vauxhall Combo Life Energy S/S Auto - 91.6%

If this car is a salvage or write-off

• What does Cat N mean? Category N explained
• What does Cat S mean? Category S explained
• Cat S vs Cat N: the real differences
• Do you need an HPI check on a car you know is a write-off?

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All 2,005 models ranked by MOT pass rate