Last Modified: 4-30-2014 6.6 A Doc ID: RM000001960002X
Model Year: 2006 Model: LX470 Prod Date Range: [05/2005 -           ]
Title: POWER STEERING: POWER STEERING GEAR: REPLACEMENT; 2006 MY LX470 [05/2005 -        ]

REPLACEMENT

1. REPLACE OIL SEAL AND BEARING

(a) Using SST, press out the oil seal and bearing from the control valve housing.

SST: 09950-60010

09951-00260

SST: 09950-70010

09951-07150

(b) Coat a new oil seal lip with power steering fluid.

(c) Using SST, press in the oil seal.

SST: 09950-60010

09951-00180

09951-00330

09952-06010

SST: 09950-70010

09951-07150

NOTICE:

Make sure to install the oil seal facing in the correct direction.

(d) Coat a new bearing with power steering fluid.

(e) Using SST, press in the bearing.

SST: 09950-60010

09951-00330

SST: 09950-70010

09951-07150

2. REPLACE POWER STEERING GEAR HOUSING NEEDLE ROLLER BEARING

(a) Using SST, press out the oil seal from the bearing guide nut.

SST: 09950-60010

09951-00320

SST: 09950-70010

09951-07100

(b) Coat a new oil seal lip with power steering fluid.

(c) Using SST, press in the oil seal.

SST: 09950-60010

09951-00280

09951-00360

09952-06010

SST: 09950-70010

09951-07100

NOTICE:

Make sure to install the oil seal facing in the correct direction.

3. INSPECT BUSH

(a) Check the inside of the bush of the cylinder end stopper for cracks. If the bush is faulty, replace the bush.

(b) Apply molybdenum disulfide lithium base grease to the inside of the bush.

4. REPLACE BUSH

(a) Using a screwdriver, remove the bush from the cylinder end stopper.

NOTICE:

Be careful not to damage the cylinder end stopper.

(b) Coat the inside a new bush with molybdenum disulfide lithium base grease.

(c) Install the bush.

5. REPLACE TEFLON RING AND O-RING

(a) Using a screwdriver, remove the teflon ring and O-ring from the steering rack.

NOTICE:

Be careful not to damage the groove for the ring.

(b) Coat a new O-ring with power steering fluid and install it.

(c) Expand a new teflon ring with your fingers.

NOTICE:

Be careful not to overexpand the ring.

(d) Coat the ring with power steering fluid.

(e) Install the ring to the rack, and settle it down with your fingers.

6. REPLACE TEFLON RINGS

(a) Using a screwdriver, remove the 4 teflon rings from the control valve assembly.

NOTICE:

Be careful not to damage the grooves for the ring.

(b) Expand 4 new rings with your fingers.

NOTICE:

Be careful not to overexpand the ring.

(c) Coat the rings with power steering fluid.

(d) Install the rings to the control valve assembly, and settle them down with your fingers.

(e) Carefully slide the tapered end of SST over the rings until the ring fits to the steering rack.

SST: 09631-20081

NOTICE:

Be careful not to damage the rings.

7. REPLACE VALVE BODY HOUSING UNION SEAT

(a) Using a screw extractor, remove the union seat from the control valve housing.

(b) Using a plastic-faced hammer and sliding handle, lightly tap in a new union seat.

NOTICE:

Before installing the union seat, remove dust sticking to the control valve housing.