Bentley Turbo: lighting & signalling MOT failures

Lighting & signalling was a recorded failure area in 7.5% of Bentley Turbo MOT tests in this dataset. It is most prominent on 1995, 1996 cars.

Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair cost: £10–£150 (rough UK ballpark, not a quote).

Lighting & signalling failures by year

Lighting & signalling fail rate by model year — Bentley Turbo
Model year Tests Fail rate
1989 394 6.3%
1994 335 7.5%
1995 419 8.3%
1996 479 7.5%

Methodology & source. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.

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