BMW 3 Series 1986
Cars aged 39 · Data updated: 2026-11-09 (week 46) · source: VDA / Transeksta, CC BY 4.0
Pass the inspection first time
41.8% ±6.8 pp
M1 average at 39 years – 44.4%
n = 196 inspections
Expected mileage now (median)
254,720 km
Percentiles · cars aged 39
p10 39k
p25 159k
p50 255k
p75 336k
p90 407k
| km | |
|---|---|
| p10 | 39,401 km |
| p25 | 159,227 km |
| p50 | 254,720 km |
| p75 | 336,000 km |
| p90 | 406,957 km |
Too few readings for this model – class mileage is shown.
Inspection verdicts
3 Series 1986, n = 196
| % | |
|---|---|
| No defects | 21.9% |
| Minor defects | 19.9% |
| Major defects | 54.6% |
| Dangerous defects | 3.6% |
Odometer inconsistencies
9.4%
cars whose reading dropped between inspections
CO (petrol, idle)
0.60%
53.9% over the limit · n = 115
Smoke opacity (diesel)
0.99 m⁻¹
29.6% over the limit · n = 71
What these numbers say
41.8% of 1986 BMW 3 Series cars pass the technical inspection at the first attempt (n = 196), against an average of 44.4% for all 39-year-old M1 cars.
This model has too few odometer readings at this age, so the comparison is all 39-year-old M1 cars: typical mileage 254,720 km, half of them between 159,227 km and 336,000 km.
An odometer inconsistency was recorded for 5 cars, 9.4% of those assessed.
The median idle CO reading is 0.60% vol; 53.9% of measurements exceed the limit.
Figures are not adjusted for how intensively cars are used. How we calculate