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Steering Column (Service Information): Removal & Installation Lexus LX J200

Steering Column 20 illustrations ~2246 words

REMOVAL

WARNINGSome of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing the steering column. Refer to PRECAUTION .

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  1. FRONT WHEELS FACING STRAIGHT AHEAD
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL Disable the Autoaway/Return function by changing the customize parameter. Refer to «CUSTOMIZE PARAMETERS»(ref-385196-S01792569272011021400000) . NOTE: Record the current customize parameter setting (whether the AUTO TILT AWAY function is enabled or disabled) in order to restore the current setting after finishing the operation. HINT: Performing the above operation causes the AUTO TILT AWAY function to be disabled when the engine switch is turned off. Turn the engine switch on (IG). Operate the tilt and telescopic switch to fully extend and lower the steering column assembly. Turn the engine switch off and disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. NOTE: w/ Navigation System: After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
  3. REMOVE LOWER NO. 3 STEERING WHEEL COVER . Refer to «REMOVAL - Step 3»(ref-385228-S25070536562011021400000)
  4. REMOVE LOWER NO. 2 STEERING WHEEL COVER . Refer to «REMOVAL - Step 4»(ref-385228-S25070536562011021400000)
  5. REMOVE STEERING PAD . Refer to «REMOVAL - Step 5»(ref-385228-S25070536562011021400000)
  6. REMOVE STEERING WHEEL ASSEMBLY See step 8
  7. REMOVE LOWER STEERING COLUMN COVER Remove the 3 screws. Detach the 2 claws to remove the lower steering column cover. NOTE: Do not damage the tilt and telescopic switch.
  8. REMOVE UPPER STEERING COLUMN COVER Detach the 4 clips. Detach the claw to remove the upper steering column cover.
  9. REMOVE TILT AND TELESCOPIC MANUAL SWITCH Disconnect the switch connector. Using a screwdriver, detach the claw and pull out the switch. HINT: Tape the screwdriver tip before use. NOTE: Pushing on the claw too hard will break the claw.
  10. REMOVE COMBINATION SWITCH ASSEMBLY WITH SPIRAL CABLE SUB-ASSEMBLY Disconnect the 5 connectors from the turn signal switch with spiral cable. Using pliers, grip the claws of the clamp and remove the turn signal switch with spiral cable from the steering column.
  11. REMOVE LOWER INSTRUMENT PANEL PAD SUB-ASSEMBLY LH . Refer to «REMOVAL - Step 17»(ref-385215-S25883065762011021400000)
  12. REMOVE INNER NO. 1 INSTRUMENT PANEL BRACKET COVER LH . Refer to «REMOVAL - Step 18»(ref-385215-S25883065762011021400000)
  13. REMOVE INSTRUMENT SIDE PANEL LH . Refer to «REMOVAL - Step 31»(ref-385215-S25883065762011021400000)
  14. REMOVE NO. 1 INSTRUMENT PANEL REGISTER ASSEMBLY . Refer to «REMOVAL - Step 34»(ref-385215-S25883065762011021400000)
  15. REMOVE NO. 3 INSTRUMENT PANEL REGISTER ASSEMBLY . Refer to «REMOVAL - Step 35»(ref-385215-S25883065762011021400000)
  16. REMOVE NO. 1 SWITCH HOLE BASE . Refer to «REMOVAL - Step 32»(ref-385215-S25883065762011021400000)
  17. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY . Refer to «REMOVAL - Step 33»(ref-385215-S25883065762011021400000)
  18. REMOVE FRONT DOOR SCUFF PLATE LH . Refer to «REMOVAL - Step 6»(ref-385215-S31941166542011021400000)
  19. REMOVE NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY . Refer to «REMOVAL - Step 38»(ref-385215-S25883065762011021400000)
  20. REMOVE COWL SIDE TRIM BOARD LH . Refer to «REMOVAL - Step 39»(ref-385215-S25883065762011021400000)
  21. REMOVE LOWER NO. 1 INSTRUMENT PANEL FINISH PANEL . Refer to «REMOVAL - Step 40»(ref-385215-S25883065762011021400000)
  22. REMOVE INSTRUMENT PANEL BOX ASSEMBLY . Refer to «REMOVAL - Step 41»(ref-385215-S25883065762011021400000)
  23. REMOVE DRIVER SIDE KNEE AIRBAG ASSEMBLY . Refer to «REMOVAL - Step 8»(ref-385228-S42554211792011021400000)
  24. DISCONNECT WIRE HARNESS PROTECTOR AND WIRE HARNESS Detach the 3 claws to disconnect the wire harness protector and wire harness.
  25. REMOVE NO. 3 AIR DUCT SUB-ASSEMBLY . Refer to «REMOVAL - Step 14»(ref-385194-S25195731302011021400000)
  26. REMOVE STEERING COLUMN ASSEMBLY Put matchmarks on the steering actuator and steering column. Remove the bolt. Remove the 4 nuts and steering column.
  27. DISCONNECT STEERING ACTUATOR ASSEMBLY . Refer to «REMOVAL - Step 2»(ref-385254-S25948172072011021400000)
  28. REMOVE STEERING COLUMN HOLE COVER SUB-ASSEMBLY Remove the 4 bolts, nut and steering column hole cover.
  29. DISCONNECT NO. 2 STEERING INTERMEDIATE SHAFT Loosen the bolt and remove the No. 2 intermediate shaft. HINT: If the dust cover is removed/installed or replaced, place matchmarks on the dust cover and steering link. NOTE: It is possible to install the intermediate shaft to the same position it was removed from without placing matchmarks due to the dust cover part labeled A. Therefore, do not remove the dust cover from the steering link.

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Scheme 32: DISASSEMBLY

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  1. REMOVE STEERING LOCK ACTUATOR ASSEMBLY Using a center punch, mark the center of the 2 tapered-head bolts. Using a 3 to 4 mm (0.118 to 0.157 in.) drill, drill a hole in the 2 bolts. Using a screw extractor, remove the 2 bolts and the steering lock actuator assembly from the steering column assembly.
  2. REMOVE MULTIPLEX TILT AND TELESCOPIC ECU Disconnect the 2 connectors. Remove the 2 screws and ECU.

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Scheme 34: INSPECTION
  1. INSPECT STEERING COLUMN ASSEMBLY Measure the length of the steering main shaft. Standard length 528 mm (1.73 ft.)

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Scheme 35
  1. INSTALL MULTIPLEX TILT AND TELESCOPIC ECU Install the ECU with the 2 screws. Torque: 1.5 N*m ( 15 kgf*cm, 13 in.*lbf) Connect the 2 connectors. NOTE: The connectors on both ends of the wire harness between the telescopic motor and ECU are the same shape. When installing them, connect the connectors of the same color.
  2. INSTALL STEERING LOCK ACTUATOR ASSEMBLY Temporarily install the steering lock actuator assembly with 2 new tapered-head bolts. Tighten the 2 tapered-head bolts until the bolt heads break off.

INSTALLATION

  1. CONNECT NO. 2 STEERING INTERMEDIATE SHAFT Align the part of the dust cover labeled A with the No. 2 steering intermediate shaft, and install the No. 2 steering intermediate shaft assembly to the steering link assembly. Install the bolt. Torque: 35 N*m ( 360 kgf*cm, 26 ft.*lbf) NOTE: Be careful not to damage the dust cover.
  2. INSTALL STEERING COLUMN HOLE COVER SUB-ASSEMBLY Install the steering column hole cover with the 4 bolts and nut. Torque: 5.0 N*m ( 51 kgf*cm, 44 in.*lbf) HINT: Install the steering intermediate shaft assembly from the inside of the vehicle. Install the clamp to the steering column hole cover.
  3. CONNECT STEERING ACTUATOR ASSEMBLY . Refer to «INSTALLATION - Step 2»(ref-385254-S29212841732011021400000)
  4. INSTALL STEERING COLUMN ASSEMBLY Install the steering column with the 4 nuts. Torque: 26 N*m ( 265 kgf*cm, 19 ft.*lbf)
  5. INSTALL NO. 3 AIR DUCT SUB-ASSEMBLY . Refer to «INSTALLATION - Step 6»(ref-385194-S24583872502011021400000)
  6. CONNECT WIRE HARNESS PROTECTOR AND WIRE HARNESS Attach the 3 claws to connect the wiring harness protector and wire harness.
  7. INSTALL DRIVER SIDE KNEE AIRBAG ASSEMBLY . Refer to «INSTALLATION - Step 1»(ref-385228-S07930706332011021400000)
  8. INSTALL INSTRUMENT PANEL BOX ASSEMBLY . Refer to «INSTALLATION - Step 27»(ref-385215-S42454521362011021400000)
  9. INSTALL LOWER NO. 1 INSTRUMENT PANEL FINISH PANEL . Refer to «INSTALLATION - Step 28»(ref-385215-S42454521362011021400000)
  10. INSTALL COWL SIDE TRIM BOARD LH . Refer to «INSTALLATION - Step 29»(ref-385215-S42454521362011021400000)
  11. INSTALL NO. 1 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY . Refer to «INSTALLATION - Step 30»(ref-385215-S42454521362011021400000)
  12. INSTALL FRONT DOOR SCUFF PLATE LH . Refer to «INSTALLATION - Step 84»(ref-385215-S32979645952011021400000)
  13. INSTALL NO. 3 INSTRUMENT PANEL REGISTER ASSEMBLY . Refer to «INSTALLATION - Step 33»(ref-385215-S42454521362011021400000)
  14. INSTALL NO. 1 INSTRUMENT PANEL REGISTER ASSEMBLY . Refer to «INSTALLATION - Step 34»(ref-385215-S42454521362011021400000)
  15. INSTALL INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY . Refer to «INSTALLATION - Step 35»(ref-385215-S42454521362011021400000)
  16. INSTALL NO. 1 SWITCH HOLE BASE . Refer to «INSTALLATION - Step 36»(ref-385215-S42454521362011021400000)
  17. INSTALL INSTRUMENT SIDE PANEL LH . Refer to «INSTALLATION - Step 37»(ref-385215-S42454521362011021400000)
  18. INSTALL INNER NO. 1 INSTRUMENT PANEL BRACKET COVER LH . Refer to «INSTALLATION - Step 50»(ref-385215-S42454521362011021400000)
  19. INSTALL LOWER INSTRUMENT PANEL PAD SUB-ASSEMBLY LH . Refer to «INSTALLATION - Step 51»(ref-385215-S42454521362011021400000)
  20. INSTALL COMBINATION SWITCH ASSEMBLY WITH SPIRAL CABLE SUB-ASSEMBLY Using pliers, grip the claws of the clamp and install the turn signal switch assembly with spiral cable sub-assembly to the steering column assembly with the clamp. Connect the 5 connectors to the turn signal switch with spiral cable.
  21. INSTALL TILT AND TELESCOPIC MANUAL SWITCH Attach the claw to install the switch. Connect the switch connector.
  22. INSTALL UPPER STEERING COLUMN COVER Attach the claw to install the upper steering column cover. Attach the 4 clips to install the upper steering column cover onto the instrument cluster finish panel.
  23. INSTALL LOWER STEERING COLUMN COVER Attach the 2 claws to install the lower steering column cover. NOTE: Do not damage the tilt and telescopic switch. Install the 3 screws. Torque: 1.5 N*m ( 15 kgf*cm, 13 in.*lbf)
  24. INSTALL STEERING WHEEL ASSEMBLY See step 1
  25. INSTALL STEERING PAD . Refer to «INSTALLATION - Step 1»(ref-385228-S05100032022011021400000)
  26. INSTALL LOWER NO. 2 STEERING WHEEL COVER . Refer to «INSTALLATION - Step 3»(ref-385228-S05100032022011021400000)
  27. INSTALL LOWER NO. 3 STEERING WHEEL COVER . Refer to «INSTALLATION - Step 2»(ref-385228-S05100032022011021400000)
  28. CHECK FRONT WHEELS FACING STRAIGHT AHEAD
  29. INSTALL FRONT WHEELS
  30. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL NOTE: Reset the Autoaway/Return function setting to the previous condition by changing the customize parameter. Refer to «INITIALIZATION»(ref-385196-S36681500272011021400000) .
  31. INSPECT SRS WARNING LIGHT Inspect the SRS warning light. Refer to «DIAGNOSIS SYSTEM»(ref-385233-S20470381672011021400000) .
  32. PERFORM VARIABLE GEAR RATIO STEERING SYSTEM CALIBRATION Perform variable gear ratio steering system calibration. Refer to «CALIBRATION»(ref-385244-S03519815142011021400000) .

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Scheme 36: ILLUSTRATION
WARNINGSome of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing the steering column. Refer to PRECAUTION .

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Scheme 39
  1. FRONT WHEELS FACING STRAIGHT AHEAD
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. NOTE: w/ Navigation System: After the engine switch is turned off, the navigation system requires approximately 90 seconds to record various types of memory and settings. As a result, after turning the engine switch off, wait 90 seconds or more before disconnecting the cable from the negative (-) battery terminal.
  3. REMOVE LOWER NO. 3 STEERING WHEEL COVER . Refer to «REMOVAL - Step 3»(ref-385228-S25070536562011021400000)
  4. REMOVE LOWER NO. 2 STEERING WHEEL COVER . Refer to «REMOVAL - Step 4»(ref-385228-S25070536562011021400000)
  5. REMOVE STEERING PAD . Refer to «REMOVAL - Step 5»(ref-385228-S25070536562011021400000)
  6. REMOVE CRUISE CONTROL MAIN SWITCH Disconnect the connector. Remove the 2 screws and cruise control main switch.
  7. REMOVE STEERING SHAKE DAMPER Remove the 2 screws and steering shake damper.
  8. REMOVE STEERING WHEEL ASSEMBLY Remove the steering wheel set nut. Put matchmarks on the steering wheel and main shaft. Using SST, remove the steering wheel assembly. SST: 09950-50013 09951-05010 09952-05010 09953-05020 09954-05011
  1. REMOVE STEERING COLUMN ASSEMBLY HINT: Refer to the instructions for removal of the steering column assembly. Refer to «REMOVAL»(ref-385234-S25887146252011021400000) .
  2. REMOVE STEERING LOCK ACTUATOR ASSEMBLY See step 1
  3. REMOVE MULTIPLEX TILT AND TELESCOPIC ECU Disconnect the 2 connectors. Remove the 2 screws and ECU.
  1. INSTALL MULTIPLEX TILT AND TELESCOPIC ECU Install the ECU with the 2 screws. Torque: 1.5 N*m ( 15 kgf*cm, 13 in.*lbf) Connect the 2 connectors. NOTE: The connectors on both ends of the wire harness between the telescopic motor and ECU are the same shape. When installing them, connect the connectors of the same color.
  2. INSTALL STEERING LOCK ACTUATOR ASSEMBLY See step 2
  3. INSTALL STEERING COLUMN ASSEMBLY HINT: Refer to the instructions for installation of the steering column assembly. Refer to «INSTALLATION»(ref-385234-S40043104692011021400000) .

Scheme 40

Scheme 40: ILLUSTRATION
  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL Disable the AUTO TILT AWAY function by changing the customize parameter. Refer to «CUSTOMIZE PARAMETERS»(ref-385196-S01792569272011021400000) . NOTE: Record the current customize parameter setting (whether the AUTO TILT AWAY function is enabled or disabled) in order to restore the current setting after finishing the operation. HINT: Performing the above operation causes the AUTO TILT AWAY function to be disabled when the engine switch is turned off. Turn the engine switch on (IG). Operate the tilt and telescopic switch to fully extend and lower the steering column assembly. Turn the engine switch off and disconnect the cable from the negative (-) battery terminal. WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system. NOTE: When disconnecting the cable, some systems need to be initialized after the cable is reconnected. Refer to «INITIALIZATION»(ref-385196-S36681500272011021400000) .
  2. REMOVE LOWER STEERING COLUMN COVER Remove the 3 screws. HINT: Turn the steering wheel to the right and left as necessary to remove the 2 screws. Detach the 2 claws to remove the lower steering column cover.
  3. REMOVE UPPER STEERING COLUMN COVER Detach the 4 clips. Detach the claw to remove the upper steering column cover.
  4. REMOVE TILT AND TELESCOPIC MANUAL SWITCH Disconnect the switch connector. Using a screwdriver, detach the claw and pull out the switch. NOTE: Pushing on the claw too hard will break the claw. HINT: Tape the screwdriver tip before use.

Scheme 41

Scheme 41: INSPECTION
  1. INSPECT TILT AND TELESCOPIC MANUAL SWITCH Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Switch Condition Specified Condition 1 (VC) - 3 (MSW) Tilt up 342 to 378 ohms Tilt down 1890.5 to 2089.5 ohms Telescopic contract 750.5 to 829.5 ohms Telescopic extend 152 to 168 ohms If the result is not as specified, replace the tilt and telescopic manual switch.
  1. INSTALL TILT AND TELESCOPIC MANUAL SWITCH Attach the claw to install the switch. Connect the switch connector.
  2. INSTALL UPPER STEERING COLUMN COVER Attach the claw. Attach the 4 clips to install the upper steering column cover onto the instrument panel cluster finish panel.
  3. INSTALL LOWER STEERING COLUMN COVER Attach the 2 claws to install the lower steering column cover. Install the 3 screws. Torque: 1.5 N*m ( 15 kgf*cm, 13 in.*lbf) HINT: Turn the steering wheel to the right and left as necessary to install the 2 screws.
  4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL NOTE: Reset the AUTO TILT AWAY function setting to the previous condition by changing the customize parameter. Refer to «CUSTOMIZE PARAMETERS»(ref-385196-S01792569272011021400000) .
  5. INSPECT SRS WARNING LIGHT Inspect the SRS warning light. Refer to «DIAGNOSIS SYSTEM»(ref-385233-S20470381672011021400000) .