MOT failure · RFR #40072
Brake fluid below minimum mark
Total
64
Models
18
Models most at risk.
Ranked by rate, not raw volume. A Fiesta shows every failure a lot because there are a lot of Fiestas. Rate = share of that model's own MOTs.
- 01 Honda Cbf500 0.75%
- 02 Kymco Agility 0.62%
- 03 Lml Star Deluxe 0.49%
- 04 Kawasaki Zrx1200r 0.42%
- 05 Yamaha Xv1100 0.40%
- 06 Suzuki Sv1000 0.39%
- 07 Honda Cb900 0.38%
- 08 Honda Fjs600 0.38%
- 09 Kawasaki Zrx1100 0.32%
- 10 Yamaha Xt600 0.29%
- 11 Kawasaki Kle 0.25%
- 12 Harley Davidson Fxsb 0.21%
- 13 Honda CB 500 FA K 0.21%
- 14 Honda Nss 0.20%
- 15 Honda CB 0.16%
- 16 BMW F 700 GS 0.16%
- 17 Yamaha Tracer 700 MT 07 Tracer 0.12%
- 18 Honda CB 500 XA K 0.10%
Cost orientation
Hard to predict in isolation — depends what's actually worn.
This defect doesn't map to a clean retail-part swap; ranges vary too widely without seeing the car. Use the estimator to bracket the all-in cost across the items most likely to surface alongside it.
Open estimator
Frequently asked.
- Why does brake fluid below minimum mark fail an MOT?
- Brake fluid below minimum mark. Most commonly flagged on the Honda Cbf500. The DVSA's MOT standards require this item to meet minimum safety thresholds — when it falls short, the tester logs it as a Major or Dangerous defect and the car fails outright.
- How much does it cost to fix brake fluid below minimum mark?
- Costs vary depending on the vehicle, region, and severity. Use our MOT cost estimator for typical UK garage rates across the most common failure items.