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)05 · Gearbox
05 · Transmission

Operations on the car

Make
Alfa Romeo
Model
145/146 Factory Service Manual
Year
1994–1999
Section
Removal/Refitting (1910 JTD) › Operations on the car
GearboxOperations on the car

OPERATIONS ON THE CAR

REPLACING THE GEARBOX SIDE DIFFERENTIAL OIL SEAL

  • Set the car on a lift.
  • Disconnect the battery (-) terminal.
  • Raise the car.
  • Remove the left front wheel and mud flap.
  • Working from the left wheel arch, disconnect the electrical connection of the brake pad wear sensor.
  • Slacken the screw fastening the active A.B.S. sensor cable support bracket.
  1. Slacken the bolts fastening the left axle shaft to the differential left inner axle shaft.
Diagram showing bolts on left axle shaft with torque specification

40 ÷ 52 Nm
4.1 ÷ 5.3 kgm

  1. Slacken the bolts fastening the left upright to the shock absorber, then remove only the upper bolt.
  • Move the left axle shaft back from the differential left inner axle shaft as necessary.
Diagram showing left upright and shock absorber with torque specification

67 ÷ 74 Nm
6.8 ÷ 7.5 kgm

  1. Remove the differential left inner axle shaft using tools no. 1.821.161.000 and no. 1.820.229.000.
Diagram showing differential flange with oil seal and tool numbers
  1. Slacken the fastening screws and remove the left flange from the differential complete with oil seal.
Diagram showing differential flange with oil seal and torque specification

21 ÷ 26 Nm
2.1 ÷ 2.7 kgm

  • Prise and remove the oil seal from the left differential flange.
  1. Install a new oil seal on the left differential flange using tools no. 1.821.170.000 and no. 1.821.171.000.
Diagram showing tools for installing oil seal

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

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