Used Mercedes-Benz B 170

Causes of failures

• This model series
• All cars

1. Axles and suspension 40.8 %

   1,015 defects, All cars 39.4 %

   Front and rear axles, springs and dampers, tyres and wheels

2. Brakes 36.3 %

   904 defects, All cars 27.7 %

   Service and parking brake, brake dynamometer tests, stability control

3. Emissions and leaks 9.3 %

   231 defects, All cars 10.1 %

   Exhaust measurement, OBD system, oil, fluid and fuel leaks

4. Steering 5.1 %

   127 defects, All cars 6.5 %

   Steering joints and rods, steering gear

2025 periodic inspections recorded 2,487 defects leading to a failure across 6,422 inspections. The remaining 8 % of defects fall under other items. The single most common defect item was jousitus ja iskunvaimennus (487 failures). Most advisories concerned lights and electrics (1,768).

Figures count defects, not cars: a failed car often has several defects. Shares are calculated from all defects leading to a failure.