We dismantle the subframe if you need to remove the gearbox or the entire power unit, as well as when replacing and repairing the subframe.
We install the car on a lift or a viewing ditch
We fasten the radiator of the engine cooling system to the front cross member of the engine compartment with belts or cords.
Remove the front wheels.
Removing the engine crankcase protection (article - Removing the protection of the Nissan Almera power unit)
Remove the lower and side mudguards of the front fenders.
Remove the front bumper mudguard
We remove the oxygen sensor wiring harness from the retainer on the steering gear heat shield, unscrew the steering gear heat shield fastening bolts and remove the shield.
With a head of 18, we unscrew the bolts securing the steering mechanism to the subframe and attach the steering mechanism to the car body.
We unscrew and remove the bolt 3, Figure 1, fastening the connecting bracket 4 to the lower jet thrust 2 (replaceable head 18, extension and collar).
Loosen the bolt 5 fastening the connecting bracket to the crankcase 6 of the gearbox and turn the bracket 4 away from the jet thrust 2 (replaceable head 18, extension and knob).
Place the transmission rack under the subframe 5, Figure 3, of the front suspension, raise the rack stop until it touches the subframe and unscrew the bolts 1 - 4 of the subframe fastening (replaceable head 18, knob, transmission rack).
Lower the transmission tower and remove the subframe from the body. Perform the operation with an assistant.
Remove from subframe if necessary:
- - anti-roll bar;
- - front suspension arms;
- - jet thrust of the lower support of the power unit.
Install
The front suspension subframe bolts must not be reused. Bolts must be replaced.
Reuse of the ball joint nut on the steering knuckle is not allowed. The nut must be replaced.
If it was removed to install on a stretcher:
- - front suspension arms;
- - anti-roll bar;
- - jet thrust of the lower support of the power unit.
Install the subframe on the vehicle and screw in the new mounting bolts without tightening.
The operation is performed by two performers (replaceable head 18, ratchet wrench, transmission rack).
Finally tighten the subframe mounting bolts in the sequence shown in figure 3. Bolt tightening torque 105 Nm (10.5 kgf.m).
Install the steering gear on the front suspension subframe and secure with bolts.
The torque of the bolts is 105 Nm (10.5 kgf.m).
Reinstall the heat shield of the steering gear and secure with bolts. Bolt tightening torque 21 Nm (2.1 kgf.m).
Attach the oxygen sensor harness to the holder on the steering gear heat shield.
Connect the gearbox connecting bracket to the lower torque arm of the power unit and tighten the bolts that secure the bracket to the gearbox housing and to the torque arm.
Bolt tightening torque 105 Nm (10.5 kgf.m) (replaceable head 18, extension and collar).
Screw the low pressure pipe to the front suspension subframe. Bolt tightening torque 21 Nm (2.1 kgf.m).
Attention. Install the ball joint bolt of the lower front suspension arm to the steering knuckle with the head towards the front of the vehicle.
Install the ball joint pin of the front suspension arm into the steering knuckle, install the mounting bolt and tighten the new nut.
When assembling, the shoulder of the spacer must fit into the slot on the steering knuckle. Nut tightening torque 62 Nm (6.2 kgf.m).
Repeat the operation of connecting the lever to the steering knuckle for the second side.
Install the mounting bolts in the upper holes of the connecting rods of the front suspension subframe and screw them into the corresponding holes in the side members of the engine compartment. Bolt tightening torque 21 Nm (2.1 kgf.m).
Install the lower and side mudguards of the front fenders.
Install the crankcase protection.
Install the front wheels.
Remove the technological fastening belts from the radiator of the engine cooling system.
Connect the ground wire terminal to the battery.
Check and, if necessary, adjust the alignment of the front wheels.