Toyota 48790-0C010 Arm Assembly, Upper Control, Rear Left

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Always support the lower control arm before removing the lower shock mounting bolts, because the lower control arm will drop about 3 inches. Note: Inspect the bushings for wear and deterioration. If they're cracked or damaged, take the arm to an automotive machine shop and have new bushings installed. Start by loosening the rear wheel lug nuts, raising the rear of the vehicle and supporting it securely on jackstands. Block the front wheels to keep the vehicle from rolling off the stands. Remove the wheel. Next, remove the fuel tank. Mark the height control sensor link-to-bracket then remove the nut and disconnect the sensor link from the bracket. Remove the rear brake disc. Remove the rear brake hose three mounting bracket bolts and brackets then move the hose out of the way. Note: DO not disconnect the hose or the brake system will need to be bleed. Disconnect the rear wheel speed sensor, then remove the harness fasteners and move the electrical harness out of the way. Remove the lower arm mounting bolts and nuts and maneuver the arm out of the vehicle. Installation is the reverse of removal. Make sure that the alignment marks you made prior to disassembly are lined up. Tighten all suspension fasteners. Note: The pivot bolts should be tightened with the vehicle at normal ride height. This can be done after the vehicle has been lowered to the ground (on vehicles with adequate clearance), or can be simulated by raising the lower control arm with a floor jack.

If the vehicle is equipped with ABS, you should:Disconnect the speed sensor wiring harness from the upper control arm and steering knuckle.Remove the inner fender apron seal.

When working on the rear suspension, if necessary, you should remove the rear coil spring or airbag. If equipped, also remove the rear airbags assembly.

To begin, you should first loosen the wheel lug nuts and raise the front of the vehicle securely on jackstands. Don't forget to apply the parking brake before proceeding.