All models
Typically, gearboxes are removed downwards. Therefore, you will need a suitable jack or 4 stands to lower the gearbox.
Removal
Disconnect the ground cable from the battery. Disconnect the battery only when the ignition is off.
Remove the air cleaner.
Disconnect the reverse light switch connector.
Drain the oil from the gearbox by unscrewing the plug (arrow).
Remove the battery and battery holder.
Raise the car.
Remove the lower engine compartment pan.
Press the steering rod joints and axle joints toward the steering knuckles.
Disconnect the shock absorber strut.
Remove the drive shafts from the gearbox.
Secure the removed drive shafts to the body with ropes, as far away from the gearbox housing as possible.
Raise the engine.
Loosen the lower support mounting bolts.
Remove the rear engine mount bolts.
Unscrew the starter mounting bolts and remove it.
Disconnect the speedometer cable.
Disconnect the wire to the reverse light.
Disconnect the gear shift cables.
Remove the clutch slave cylinder.
Remove the clutch basket cover.
Remove the mounting bolts from the bottom of the gearbox.
Support the gearbox with a jack.
Move the gearbox away from the engine to the right and lower it to the ground.
Installation
Check the clutch and clutch release bearing.
Clean the input shaft splines and lubricate them.
Insert the gearbox into the engine compartment in the reverse order of removal.
Caution: If the gearbox input shaft does not enter the clutch block, turn the crankshaft slightly by the central pulley bolt, but do not force the gearbox in under any circumstances, otherwise you will damage the clutch disc and basket.
Align the gearbox. The guide pins must fit into the holes in the clutch housing.
Insert all mounting bolts and tighten evenly, securing the gearbox to the engine. The tightening force depends on the outer diameter of the bolt.
Tighten the clutch basket cover with a torque of 10 Nm.
Install the drive shafts.
Install the tie rod joints and axle joints.
Install the lower engine compartment pan.
Lower the car.
Next, install the starter, screw on the speedometer cable, connect the wire to the reversing light, attach the gear shift cables and install the clutch slave cylinder.
Install the battery.
Fill the gearbox with oil.
The oil level (1) should be at the lower edge of the inspection plug (arrow).
Connect the ground cable to the battery.
Check the operation of the gear shift lever, instruments and gauges.
Check the wheel alignment angles.