Workshop Manuals Factory service & repair Alfa Romeo
01 Introduction and contents02 Technical data and maintenance03 Engine04 Clutch05 Gearbox06 Front axle and drive shafts07 Brakes08 Steering09 Suspension and wheels10 Heating and ventilation11 Bodywork12 Timing belt data sheets
Alfa Romeo 145/146 Factory Service Manual (1994-1999)07 · Brakes
07 · Brakes

Front disk brakes

Make
Alfa Romeo
Model
145/146 Factory Service Manual
Year
1994–1999
Section
Disc brakes › Front disk brakes
BrakesFront disk brakes

FRONT DISK BRAKES

REMOVAL/REFITTING

  • Set the car on a lift.
  • Remove the wheel on the side concerned.
  1. Slacken the two screws fastening the brake caliper support plate.
  2. Remove the complete brake caliper and move it to one side without disconnecting the hose and wiring.
Brake caliper support plate with bolts 1 and 2

45 ÷ 46 Nm
4.6 ÷ 5.7 kgm

M6 57 Nm - 5.8 kgm

M8 10.5 Nm - 10.7 kgm

(*): For screws with "Driloc"; to be changed each time they are unscrewed or slackened.

  1. Slacken the two fastening pins and remove the spacer and the brake disk.
Brake disk with fastening pins

5 ÷ 13 Nm
0.6 ÷ 1.3 kgm

CHECKS AND INSPECTIONS

  1. Check the thickness of the disks and the working surfaces for signs of deep scoring and porosity. If necessary, grind them to within the specified tolerances.
Brake disk with grinding marks
Thickness of disk Wear limit Grinding limit
Ventilated (*) 20.2 mm 21.1 mm
Ventilated 18.2 mm 19.1 mm
Not ventilated 10.2 mm 11.1 mm

(*): Specific for 1747 T. SPARK 16V and 1970 T. SPARK 16V

  1. When changing the brake pads only, check that oscillation of the disk in relation to the axis of rotation is within the specified limits (0.15 mm max).

NOTE: The value must be measured 2 mm from the outside diameter of the disk.

Brake disk with measurement tool

FRONT BRAKE CALIPER

(Specific for versions before change)

REMOVAL/REFITTING

  • Set the car on a lift.
  • Disconnect the battery (-) terminal.
  • Remove the wheel on the side concerned.
  1. Disconnect the intermediate coupling between the stiff pipe and the brake caliper fluid delivery hose.
  2. Disconnect the electrical connection of the brake pad wear sensor, then free it from the fastening on the shock absorber.
Brake caliper with hoses and sensor

13 ÷ 15 Nm
1.4 ÷ 1.5 kgm

Parts & tools for this job For 1994 Alfa Romeo 145/146

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