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Home >> Mini >> 2021 >> Cooper Base, 4D Hatchback, Standard Trans >> Repair and Diagnosis (Single Page) >> Brakes >> Parking Brake System >> Brakes -- Repair Cooper (F55 & F56) >> 34 00 Braking, Test, Ventilation >> 34 00 012 Parking brake functional check (Cooper 4-door hatchback and Cooper 2-door hatchback, 2020-2023)

34 00 012 Parking brake functional check (Cooper 4-door hatchback and Cooper 2-door hatchback, 2020-2023)

IMPORTANT: Follow instructions for Brake testing on test stand.
NOTE: If deviations are identified during the following check, the parking brake must be adjusted:

Drive vehicle onto brake test stand

Warm up brakes.

Check parking brake.

0th tooth (handbrake released): Vehicles with manual transmission: Shift lever in neutral position.
  Vehicles with automatic transmission: Selector lever in selector lever position "N".
 
  • Wheel centrifugal force: ≤180N.
1st tooth: No brake force increase with regard to the 0th tooth. The indicator light can combust.
2nd tooth: Indicator lamp must be lit.
3rd tooth: Increase in braking force.
5th tooth: The brake force display must have reached ≥ 400 N.

Checking brake force differential at wheel: 

Apply parking brake until a wheel centrifugal force (measured on brake test stand) of min. 1000 N is reached.

Max. permitted brake force differential right/left ≤50 % (referred to greater brake value).

Braking with locked wheels must be possible with the parking brake.