| Last Modified: 05-13-2024 | 6.11:8.1.0 | Doc ID: RM100000001GHRH |
| Model Year Start: 2020 | Model: Corolla Hatchback | Prod Date Range: [01/2019 - 09/2022] |
| Title: AXLE AND DIFFERENTIAL: REAR AXLE HUB (for Double Wishbone Type Suspension 2WD with Electric Parking Brake): ON-VEHICLE INSPECTION; 2020 - 2022 MY Corolla Corolla Hatchback Corolla HV [01/2019 - 09/2022] | ||
ON-VEHICLE INSPECTION
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 axle hub and bearing assembly on-vehicle inspection are shown below.
Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model)
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Replaced Part or Performed Procedure |
Necessary Procedure |
Effect/Inoperative Function when Necessary Procedure not Performed |
Link |
|---|---|---|---|
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Auxiliary battery terminal is disconnected/reconnected |
Perform steering sensor zero point calibration |
Lane Control System (for HV Model) |
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Pre-collision System (for HV Model) |
for HV Model
NOTICE:
After the power switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System (for HV Model))
CAUTION / NOTICE / HINT
NOTICE:
for HV Model
- When removing or installing the rear disc brake caliper assembly, pushing back the disc brake piston may cause a large clearance between the brake pads and brake disc. When the brake pedal is depressed with a large clearance between the brake pads and the brake disc, DTC C1214 related to abnormal brake fluid pressure may be stored. Make sure to clear any DTCs after performing this step.
- While the auxiliary battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch turns on. Therefore, when servicing the brake system components, do not operate the brake pedal or open/close the doors while the auxiliary battery is connected.
HINT:
- Use the same procedure for the RH side and LH side.
- The following procedure is for the LH side.
PROCEDURE
1. PRECAUTION (for HV Model)
NOTICE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.
2. DISABLE BRAKE CONTROL (for HV Model)
Click here
![2020 - 2022 MY Corolla Corolla HV [01/2019 - 09/2022]; BRAKE (FRONT): FRONT BRAKE (for HV Model): REMOVAL+](/t3Portal/stylegraphics/info.gif)
3. REMOVE REAR WHEEL
Click here
4. DISCONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY
Click here
5. SEPARATE REAR DISC BRAKE CALIPER ASSEMBLY
Click here
6. REMOVE REAR DISC
Click here
7. INSPECT REAR AXLE HUB BEARING LOOSENESS
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(a) Using a dial indicator with magnetic base, check for looseness near the center of the rear axle hub. Maximum Looseness: 0.05 mm (0.00196 in.) NOTICE:
HINT: If the looseness exceeds the maximum, replace the rear axle hub and bearing assembly. |
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8. INSPECT REAR AXLE HUB RUNOUT
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(a) Using a dial indicator with magnetic base, check for runout on the surface of the rear axle hub outside the rear axle hub bolts. Maximum Runout: 0.05 mm (0.00196 in.) NOTICE:
HINT: If the runout exceeds the maximum, replace the rear axle hub and bearing assembly. |
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9. INSTALL REAR DISC
Click here
10. INSTALL REAR DISC BRAKE CALIPER ASSEMBLY
Click here
11. CONNECT NO. 2 PARKING BRAKE WIRE ASSEMBLY
Click here
12. INSTALL REAR WHEEL
Click here
13. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL (for HV Model)
(a) Connect the reservoir level switch connector.
(b) Connect the cable to the negative (-) auxiliary battery terminal.
Click here
(c) Turn the power switch on (READY).
(d) Depress the brake pedal and release it.
(e) Clear the DTCs.
Click here
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