Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM10000000269NX |
Model Year Start: 2023 |
Model: GR Corolla |
Prod Date Range: [09/2022 - 11/2022] |
Title: STEERING COLUMN: STEERING COLUMN ASSEMBLY: DISASSEMBLY; 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022] |
DISASSEMBLY
CAUTION / NOTICE / HINT
NOTICE:
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Before replacing the steering lock actuator assembly, refer to Registration (w/ Smart Key System with Steering Lock Actuator Assembly).
for HV Model: Click here
for Gasoline Model, TMMMS Made: Click here
for Gasoline Model, except TMMMS Made: Click here
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Do not drop the power steering ECU assembly, strike it with tools or subject it to impacts.
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If the power steering ECU assembly is subjected to an impact, replace it with a new one.
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Do not pull the wire harness.
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Do not allow any moisture to come into contact with the power steering ECU assembly.
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Do not loosen any bolts not mentioned in the procedure.
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Do not allow any foreign matter to contaminate the power steering ECU assembly.
PROCEDURE
1. REMOVE UPPER STEERING COLUMN BRACKET WITH SWITCH ASSEMBLY (w/o Smart Key System)
(a) Secure the steering column assembly in a vise between aluminum plates.
NOTICE:
Do not overtighten the vise.
(b) Using a drill, drill a hole in the 2 steering lock set bolts and insert a screw extractor.
(c) Using the screw extractor, remove the 2 steering lock set bolts, upper steering column clamp and upper steering column bracket with switch assembly.
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2. REMOVE STEERING LOCK ACTUATOR ASSEMBLY (w/ Smart Key System with Steering Lock Actuator Assembly)
(a) Secure the steering column assembly in a vise between aluminum plates.
NOTICE:
Do not overtighten the vise.
(b) Using SST, strike a punch mark for drilling in the center of the steering lock set bolt.
SST: 09622-00010
NOTICE:
When striking the punch mark, in order to prevent impact force from being applied to the steering lock actuator assembly, do not use a normal center punch.
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(c) Using a drill, drill a hole in the 2 steering lock set bolts and insert a screw extractor.
(d) Using the screw extractor, remove the 2 steering lock set bolts, upper steering column clamp and steering lock actuator assembly.
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3. REMOVE POWER STEERING ECU ASSEMBLY
Click here
4. REMOVE ELECTRIC POWER STEERING MOTOR SHAFT DAMPER
Click here
5. REMOVE IGNITION SWITCH LOCK CYLINDER ASSEMBLY (w/o Smart Key System)
(a) Turn the ignition switch to ACC.
*a
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LOCK
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*b
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ACC
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Push
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Pull
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(b) Insert the tip of a screwdriver into the hole in the upper steering column bracket assembly, as shown in the illustration, and pull out the ignition switch lock cylinder assembly.
6. REMOVE UN-LOCK WARNING SWITCH ASSEMBLY (w/o Smart Key System)
(a) Remove the un-lock warning switch assembly by pushing up the center part and releasing the 2 claws.
*a
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Center Part
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Slide in this direction
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HINT:
Slide the un-lock warning switch assembly in the direction shown by the arrow in the illustration to remove it.
7. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY (w/o Smart Key System)
(a) Disengage the 2 claws and remove the ignition or starter switch assembly from the upper steering column bracket assembly.
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