Based on the available data, the private sale valuation for an Audi A4 (2001-05) 4DR Saloon 1.9 TDI 115 SE is quite consistent, with all vehicles in the sample valued at 0 to 1,000 UK pounds. This suggests that, within this specific group, these models are generally considered to have a low private sale price, reflecting their age and potential market value. It’s important to consider that this dataset appears limited, and prices for similar vehicles may vary depending on condition, mileage, and other factors.

Based on the available data, all examined vehicles of the model 'AUDI A4 (2001-05) 4DR SALOON 1.9 TDI 115 SE' from this sample were manufactured in 2004. This indicates a concentrated manufacturing period for these vehicles within that year, suggesting that any vehicle of this specific model and variant is likely to be from 2004.

The data indicates that all Audi A4 (2001-05) 4DR Saloon 1.9 TDI 115 SE vehicles in the sample are equipped with a 1,896cc engine and run exclusively on diesel fuel. This suggests a consistent engine capacity and fuel type across the sample, reflecting the standard specifications for this particular model and trim during that period.