2012 AUDI A7 PREMIUM VIN WAUYGAFC8CN175509

This Audi A7 Premium is a 2012 model. Power reaches the wheels through an automatic gearbox. The engine is a 3.0-litre petrol unit with six cylinders.

A single figure proves little: what makes a mileage believable is a series of readings that rise steadily over the years. Service invoices and inspection reports each carry a mileage figure, and lined up in order they show whether the clock tells the truth.

When the car was recorded, it showed flood damage. Whether the damage has been repaired since, and how well, is not something a damage entry can show. Given the kind of damage entered, a mechanic should look first at the wiring, connectors and electronics, and any corrosion under the carpets.

A note in the source data says the car did not run. The engine did not start. A key is on file for the car. Condition notes are a snapshot: the car may have been worked on, stripped of parts or left standing since.

The record shows a salvage title. A title of this kind usually means the car was written off as a total loss after damage. Once issued, a branded title stays with the VIN for good, and it affects registration and insurance for every later owner.

Behind every used car lies a string of events: who owned it and for how long, what the inspections found and which repairs and claims were made. A car’s paperwork is scattered: the registry knows about owners, the workshop about repairs and the insurance company about claims. What a car has been through is seldom visible at first glance, and a respray can make even a badly damaged car look sound.

When a car does not run, a compression test and the condition of the oil tell a mechanic whether the engine can be brought back to life. Many modern petrol engines are turbocharged and direct-injected; where they are, the turbocharger and injectors belong on a specialist’s checklist. While the car does not run, stored fault codes and a look at the fluid are the only early evidence of how the automatic gearbox has fared. With all-wheel drive, mismatched tyres can strain the centre differential or coupling, so all four should be the same make and similarly worn.

The ninth character of the VIN is a check digit calculated from the other sixteen, so a mistyped or invented number does not add up. The record gives the VIN as WAUYGAFC8CN175509. Scratches, fresh paint or a replaced plate around the VIN markings are warning signs in their own right.

Where entries exist, a VIN check can show changes of owner, past mileage readings, reported damage and whether the car is listed as stolen. A history report says nothing about the car’s present condition: the frame, corrosion, electrics and the quality of any repair are judged on a lift by a mechanic. For this 2012 Audi A7 Premium, the sensible next step is a history check on VIN WAUYGAFC8CN175509.