Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Removal

Toyota Corolla Cross (2022-2024) Service Manual / Drivetrain / K120f (cvt) / Tcm / Removal

REMOVAL

CAUTION / NOTICE / HINT

COMPONENTS (REMOVAL)

Procedure

Part Name Code

1

PRECAUTION

-

-

-

2

DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

-

-

-

-

3

NO. 1 ENGINE UNDER COVER ASSEMBLY

51410

-

-

-

4

REAR ENGINE UNDER COVER LH

51444A

-

-

-

Procedure

Part Name Code

5

ENGINE WIRE

82121

-

-

-

6

TCM

89535B

-

-

7

NO. 1 TRANSMISSION CONTROL ECU BRACKET

89539M

-

-

-

8

NO. 2 TRANSMISSION CONTROL ECU BRACKET

89539N

-

-

-

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during the TCM removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replacement Part or Procedure

Necessary Procedures

Effect/Inoperative Function When Necessary Procedures are not Performed

Link

TCM

If possible, read the transaxle compensation code from the previous ECM:

  1. Reset memory
  2. Transfer transaxle compensation code
  3. CVT oil pressure calibration

Deterioration of fuel efficiency

for Initialization:

for Registration:

If impossible, read the transaxle compensation code from the previous ECM:

  1. Reset memory
  2. Reset transaxle compensation code
  3. CVT oil pressure calibration

Update ECU security key

Vehicle control history (RoB) are stored

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 Procedures are not Performed

    Necessary Procedures

    Link

    Front camera system

    Drive the vehicle straight ahead at 15 km/h (10 mph) or more for 1 second or more.

    Stop and start system

    Drive the vehicle until stop and start control is permitted (approximately 5 to 60 minutes)

  • Learning completes when vehicle is operated normally

    Effect/Inoperative Function When Necessary Procedures are not Performed

    Necessary Procedures

    Link

    Power door lock control system

    • Back door opener

    Perform door unlock operation with door control switch or electrical key transmitter sub-assembly switch.

    Power back door system

    Fully close the back door by hand.

    HINT:

    Initialization is not necessary if the above procedures are performed while the back door is closed.

    Air conditioning system

    After the ignition switch is turned to ON, the servo motor standard position is recognized.

    -

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal.

Click here

2. DISCONNECT CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

Click here

3. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY

Click here

4. REMOVE REAR ENGINE UNDER COVER LH

Click here

5. SEPARATE ENGINE WIRE

6. REMOVE TCM

(1) Disengage the claw, rotate the lever and disconnect the connector.

(2) Remove the 2 bolts and TCM from the continuously variable transaxle assembly.

7. REMOVE NO. 1 TRANSMISSION CONTROL ECU BRACKET

8. REMOVE NO. 2 TRANSMISSION CONTROL ECU BRACKET

    READ NEXT:

     Installation

    INSTALLATION CAUTION / NOTICE / HINT COMPONENTS (INSTALLATION) Procedure Part Name Code 1 NO. 2 TRANSMISSION CONTROL EC

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     Transmission Control Cable

    SEE MORE:

     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 the differential side oil seal and front drive shaft oil seal RH removal/installation are s

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