2ZR-FXE (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL; 2023 - 2025 MY Corolla Corolla HV [11/2022

Last Modified: 05-13-2024	6.11:8.1.0	Doc ID: RM1000000028RAE
Model Year Start: 2023	Model: Corolla	Prod Date Range: [11/2022 - ]
Title: 2ZR-FXE (ENGINE MECHANICAL): REAR CRANKSHAFT OIL SEAL: REMOVAL; 2023 - 2025 MY Corolla Corolla HV [11/2022 - ]

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 crankshaft oil seal removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure	Necessary Procedure	Effect/Inoperative Function when Necessary Procedure not Performed
Replacement of inverter with converter assembly	ECU configuration	-
Replacement of inverter with converter assembly	Resolver learning	DTCs are stored Slight vibration at a vehicle speed of 5 km/h (3 mph) or less Shock or vibration during acceleration
Replacement of hybrid vehicle transaxle assembly	Resolver learning Initialize resolver
Replacement of ECM	Vehicle Identification Number (VIN) registration	MIL comes on
	ECU configuration	-
	Update ECU security key	Vehicle Control History (RoB) are stored
Replacement of throttle body assembly Replacement of engine assembly Gas leak from exhaust system is repaired	Inspection After Repair	Poor idle, etc. Engine start function, etc.
Front wheel alignment adjustment	Perform "Reset Memory" Perform "Calibration"	DTCs are stored ABS warning light illuminates Brake system warning light (yellow indicator) illuminates Slip indicator light illuminates Electronically controlled brake system disabled or malfunctions

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

Effect/Inoperative Function when Necessary Procedure not Performed	Necessary Procedure	Link
Front Camera System	Drive the vehicle straight ahead at 15 km/h (9 mph) or more for 1 second or more.

PROCEDURE

1. REMOVE ENGINE ASSEMBLY

Click here

2. REMOVE TRANSMISSION INPUT DAMPER ASSEMBLY

(a) Using height adjustment attachments and plate lift attachments, place the engine assembly on a flat level surface.

NOTICE:

Using height adjustment attachments and plate lift attachments, keep the engine assembly horizontal.
To prevent the oil pan sub-assembly from deforming, do not place any attachments under the oil pan sub-assembly of the engine assembly.
Using an engine sling device and engine lift, secure the engine assembly before servicing.

(b) Using SST, hold the crankshaft pulley.

SST: 09213-58014

91551-80840

SST: 09330-00021

3. REMOVE FLYWHEEL SUB-ASSEMBLY

(a) Using SST, hold the crankshaft pulley.

SST: 09213-58014

91551-80840

SST: 09330-00021

(b) Remove the 8 bolts and flywheel sub-assembly from the crankshaft.

4. REMOVE REAR ENGINE OIL SEAL

(a) Using a knife, cut through the lip of the rear engine oil seal.

*a	Cut Position
*b	Protective Tape

(b) Using a screwdriver with its tip wrapped with protective tape, pry out the rear engine oil seal.

NOTICE:

Be careful not to damage the crankshaft.