Toyota Yaris: Rear Differential Carrier Oil Seal / Replacement

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Drivetrain / Axle And Differential / Rear Differential Carrier Oil Seal / Replacement

REPLACEMENT

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during diaphragm oil seal replacement 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

Link

Gas leaks from exhaust system

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

Rear wheel alignment adjustment

ECU Data Initialization

Active torque split AWD system

Calibration
  • DTCs are stored
  • Slip indicator light illuminates
  • VSC disabled or malfunctions

CAUTION:

  • To prevent burns, do not touch the engine, exhaust pipe or other high temperature components while the engine is hot.
  • The rear differential carrier assembly is very heavy. Be sure to follow the procedure described in the repair manual, or the engine lifter may suddenly drop or the rear differential carrier assembly may fall off the engine lifter.

    *a

    An Object Exceeding Weight Limit of Engine Lifter

PROCEDURE

1. REMOVE REAR DIFFERENTIAL CARRIER ASSEMBLY

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2. SEPARATE ELECTRO MAGNETIC CONTROL COUPLING WIRE HARNESS

Click here

3. REMOVE ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY

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4. REMOVE TRANSMISSION COUPLING CONICAL SPRING WASHER

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5. REMOVE TRANSMISSION COUPLING SPACER

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6. REMOVE DIAPHRAGM OIL SEAL

(a) Using SST, remove the diaphragm oil seal from the rear differential carrier assembly.

SST: 09308-00010

*1

Diaphragm Oil Seal

7. INSTALL DIAPHRAGM OIL SEAL

(a) Using SST and a press, install a new diaphragm oil seal into the rear differential carrier assembly.

SST: 09506-35010

SST: 09554-22010

NOTICE:

  • Install the diaphragm oil seal uniformly.
  • Press fit the diaphragm oil seal straight.
  • Do not damage the diaphragm oil seal.
  • Do not excessively press in the diaphragm oil seal.
  • Make sure to install the diaphragm oil seal as specified, otherwise a malfunction such as an oil leak may occur.

Standard Distance (A):

0.7 to 1.3 mm (0.0276 to 0.0511 in.)

*1

Diaphragm Oil Seal

(b) Apply a light coat of MP grease to the lip of the new diaphragm oil seal.

8. INSTALL TRANSMISSION COUPLING SPACER

Click here

9. INSTALL TRANSMISSION COUPLING CONICAL SPRING WASHER

Click here

10. INSTALL ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY

Click here

11. INSTALL ELECTRO MAGNETIC CONTROL COUPLING WIRE HARNESS

Click here

12. INSTALL REAR DIFFERENTIAL CARRIER ASSEMBLY

Click here

    Components

    COMPONENTS ILLUSTRATION *1 DIAPHRAGM OIL SEAL *2 ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY *3 ELECTRO MAGNETIC CONTROL COUPLING WIRE HARNESS *4 TRANSMISSION COUPLING CONICAL SPRING WASHER *5 TRANSMISSION COUPLING SPACER *6 REAR DIFFERENTIAL DRAIN PLUG *7 REAR DIFFERENTIAL FILLER PLUG *8 GASKET *9 REAR DIFFERENTIAL CARRIER ASSEMBLY - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping" : N*m (kgf*cm, ft...

    Rear Differential Side Gear Shaft Oil Seal

    ComponentsCOMPONENTS ILLUSTRATION *1 REAR DRIVE SHAFT OIL SEAL *2 REAR DIFFERENTIAL FILLER PLUG *3 REAR DIFFERENTIAL DRAIN PLUG *4 REAR DIFFERENTIAL CARRIER ASSEMBLY *5 GASKET - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping" : N*m (kgf*cm, ft...

    Other information:

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    Categories

    Turning the Engine Off

    Stop the vehicle completely. Manual transaxle: Shift into neutral and set the parking brake.

    Automatic transaxle: Shift the selector lever to the P position and set the parking brake.

    Press the push button start to turn off the engine. The ignition position is off.

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