Removal
- Disconnect the cable from the negative terminal of the battery.
- On cars with Z and G engines, remove the exhaust pipe and disconnect the torque rod
- On vehicles with F engines, disconnect the torque rod, remove the protective cover and unscrew the bolt connecting the rod end to the gear selector lever.
- Loosen the lower ball joint tip mounting nut as much as possible and press the tip out of the steering knuckle using a ball joint impact puller (rice. 10.8).
- Unscrew the nuts securing the ball joints of the stabilizer bar links.
- Using the Tav puller. 476 remove the tie rod end (rice. 10.7).
- Remove the two bolts securing the brake hose holders, the wires securing the brake pad wear warning lamp and the ABS sensor wires.
- Release the connector of the ABS sensor wire and the brake pad wear warning lamp from the holders on the subframe.
- Unscrew the nut and bolt (1, fig. 10.25) connections of the steering shaft universal joint fork.
Pic. 10.25. Bolt location (1) joints of the steering shaft universal joint fork
- To prevent the slip ring from moving, use a special device to block the steering wheel.
- Place the jack under the engine subframe and secure it to the jack plate.
- Remove the sub-frame reinforcements.
- Remove the 2 bolts and heat shield from the brake lines.
- Release the brake pipe and ABS wire from the holders at four points.
- Disconnect the power steering lines.
- To disconnect the power steering lines on vehicles with Z engines, use Dir wrenches. 1282-01 and Dir. 1282-02, passing them through the wheel arch.
- On vehicles with Z and G engines, remove the power steering oil heat exchanger pipe.
- Unscrew the nuts of the sub-frame mounting bolts and lower the jack together with the frame.
- Remove the sub-frame from the jack.
Note. When lowering the sub-frame assembly with front suspension and steering gear, be careful not to damage the metal brake pipes.
Installation
- Installation of the sub-engine frame is carried out in the reverse order of removal, taking into account the following.
- Be careful when installing the steering gear together with the engine subframe. to avoid damaging the metal brake pipes.
- When replacing, use tool Dir to adjust the position of the steering gear. 1303-01.
- Whenever you remove the subframe, replace all nuts on the frame mounting bolts and be sure to maintain the required tightening torques.
Note
- Two washers (1, fig. 10.26) on the rear supports of the sub-engine frame ensure alignment of the frame assembly with the front suspension relative to the body when they are attached to the body.
- Therefore, be sure to ensure that these washers are in the correct position when tightening the sub-frame mounting parts from the left rear mounting location.
Pic. 10.26. Washer location (1) for centering the sub-frame relative to the body
- Since the lower part of the steering column can move, it is necessary to adjust the position of the steering shaft universal joint yoke relative to the steering gear drive gear.
- Inside the car, install the Dir device on the lower part of the steering column. 1408 (pic. 10.27).
Pic. 10.27. Installation of fixture Dir. 1408 to adjust the position of the steering shaft universal joint fork relative to the steering gear drive gear
- Screw in the steering shaft universal joint fork connection bolt and tighten the bolt nut to the required torque.
- Remove fixture Dir. 1408.
- Keys Dir. 1282-01 and Dir 1282-02, tighten the power steering lines to the required torque.
- Fill the tank three-quarters full.
- With the engine running, carefully turn the steering wheel from lock to lock.
- Check the system for leaks and add fluid to the required level.
- Check the alignment of the front wheels and adjust the toe if necessary.