- Clear zero point calibration data.
- Perform yaw rate and acceleration sensor zero point calibration.
| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM100000002694Z |
| Model Year Start: 2023 | Model: Corolla | Prod Date Range: [09/2022 - ] |
| Title: REAR SUSPENSION: REAR SUSPENSION MEMBER (for HV Model AWD): REMOVAL; 2023 - 2025 MY Corolla Corolla HV [09/2022 - ] | ||
REMOVAL
CAUTION / NOTICE / HINT
The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during rear suspension member sub-assembly removal/installation are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced
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Replaced Part or Performed Procedure |
Necessary Procedure |
Effect/Inoperative Function when Necessary Procedure not Performed |
Link |
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Rear wheel alignment adjustment |
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Gas leak from exhaust system is repaired |
Inspection after repair |
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CAUTION:
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Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair manual.
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![2023 - 2025 MY Corolla HV [09/2022 - ]; HYBRID / BATTERY CONTROL: HYBRID CONTROL SYSTEM (for LITHIUM-ION BATTERY with PA10): PRECAUTION](/t3Portal/stylegraphics/info.gif)
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To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.
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To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
HINT:
When the cable is disconnected / reconnected to the auxiliary battery terminal, systems temporarily stop operating. However, each system has a function that completes learning the first time the system is used.
Learning completes when vehicle is driven
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Effect/Inoperative Function when Necessary Procedure not Performed |
Necessary Procedure |
Link |
|---|---|---|
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Front Camera System |
Drive the vehicle straight ahead at 15 km/h (9 mph) or more for 1 second or more. |
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PROCEDURE
1. REMOVE TAIL EXHAUST PIPE ASSEMBLY
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2. REMOVE SERVICE PLUG GRIP
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3. REMOVE CONNECTOR COVER ASSEMBLY
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4. CHECK TERMINAL VOLTAGE
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5. INSTALL CONNECTOR COVER ASSEMBLY
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6. REMOVE SPARE WHEEL COVER
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7. REMOVE SPARE WHEEL CUSHION
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8. REMOVE MOTOR CONNECTOR PROTECTOR
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9. DISCONNECT REAR TRACTION MOTOR CABLE
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10. REMOVE REAR WHEEL
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11. REMOVE REAR AXLE SHAFT NUT LH
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12. REMOVE REAR AXLE SHAFT NUT RH
HINT:
Perform the same procedure as for the LH side.
13. SEPARATE REAR FLEXIBLE HOSE LH
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14. SEPARATE REAR FLEXIBLE HOSE RH
HINT:
Perform the same procedure as for the LH side.
15. DISCONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY
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16. DISCONNECT NO. 1 PARKING BRAKE WIRE ASSEMBLY
HINT:
Perform the same procedure as for the No. 2 parking brake wire assembly.
17. REMOVE REAR SKID CONTROL SENSOR LH
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18. REMOVE REAR SKID CONTROL SENSOR RH
HINT:
Perform the same procedure as for the LH side.
19. REMOVE REAR STABILIZER LINK ASSEMBLY LH
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20. REMOVE REAR STABILIZER LINK ASSEMBLY RH
HINT:
Perform the same procedure as for the LH side.
21. REMOVE REAR STABILIZER BAR SUB-ASSEMBLY
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22. REMOVE REAR COIL SPRING LH
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23. REMOVE REAR COIL SPRING RH
HINT:
Perform the same procedure as for the LH side.
24. REMOVE REAR LOWER COIL SPRING INSULATOR LH
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25. REMOVE REAR LOWER COIL SPRING INSULATOR RH
HINT:
Perform the same procedure as for the LH side.
26. REMOVE REAR NO. 1 SUSPENSION ARM ASSEMBLY LH
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27. REMOVE REAR NO. 1 SUSPENSION ARM ASSEMBLY RH
HINT:
Perform the same procedure as for the LH side.
28. SEPARATE REAR UPPER CONTROL ARM ASSEMBLY LH
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(a) Remove the bolt and nut and separate the rear upper control arm assembly LH from the rear axle carrier sub-assembly LH. NOTICE: Because the nut has its own stopper, do not turn the nut. Loosen the bolt with the nut secured. |
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29. SEPARATE REAR UPPER CONTROL ARM ASSEMBLY RH
HINT:
Use the same procedure as for the LH side.
30. REMOVE REAR DRIVE SHAFT ASSEMBLY LH
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31. REMOVE REAR DRIVE SHAFT ASSEMBLY RH
HINT:
Use the same procedure as for the LH side.
32. REMOVE REAR SUSPENSION MEMBER SUB-ASSEMBLY
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(a) Disconnect the connector. |
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(b) Disengage the clamp.
(c) Using an engine lifter and 4 attachments or equivalent tools, support the rear suspension member sub-assembly as shown in the illustration.
CAUTION:
- The rear suspension member sub-assembly is a very heavy component. Make sure that it is supported securely.
- If the rear suspension member sub-assembly is not securely supported, it may drop, resulting in serious injury.
NOTICE:
Use attachments and wooden blocks to keep the rear suspension member sub-assembly level.
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*a |
Engine Lifter |
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*b |
Attachment |
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Attachment Placement Location |
(d) Remove the 2 bolts and 2 nuts.
(e) Slowly lower the rear suspension member sub-assembly.
NOTICE:
When lowering the rear suspension member sub-assembly, be careful not to damage the vehicle body or other components installed to the vehicle.
33. REMOVE REAR UPPER CONTROL ARM ASSEMBLY LH
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34. REMOVE REAR UPPER CONTROL ARM ASSEMBLY RH
HINT:
Perform the same procedure as for the LH side.
35. SEPARATE NO. 6 FLOOR WIRE
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36. SEPARATE REAR TRACTION MOTOR CABLE
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37. REMOVE REAR TRACTION MOTOR WITH TRANSAXLE ASSEMBLY
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38. REMOVE MOTOR CABLE BRACKET
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(a) Remove the 3 bolts and 3 motor cable brackets from the rear suspension member sub-assembly. |
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39. REMOVE REAR NO. 2 SUSPENSION ARM ASSEMBLY LH
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40. REMOVE REAR NO. 2 SUSPENSION ARM ASSEMBLY RH
HINT:
Perform the same procedure as for the LH side.
41. REMOVE DIFFERENTIAL MOUNT CUSHION
(a) Using SST, remove the differential mount cushion from the rear suspension member sub-assembly.
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*a |
Hold |
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*b |
Turn |
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Front of the Vehicle |
SST: 09570-48010
NOTICE:
- Apply grease to the threads of the SST center bolt before use.
- Install the SST bolts straight and tighten them equally.
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