Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Removal

REMOVAL

CAUTION / NOTICE / HINT

COMPONENTS (REMOVAL)

Procedure

Part Name Code

1

PRECAUTION

-

-

-

2

CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

-

-

-

-

3

ENGINE WIRE

82121

-

-

4

ECM

89661

-

-

5

NO. 2 ECM BRACKET

89668

-

-

-

6

NO. 1 ECM BRACKET

89667E

-

-

-

CAUTION / NOTICE / HINT

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

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Replacement of ECM

Update ECU security key

Vehicle Control History (RoB) are stored

Perform Vehicle Identification Number (VIN) or frame number registration

DTC is output

ECU configuration

-

NOTICE:

If both left and right front flexible hoses are disconnected at the same time, be sure to place an identification mark on each hose to indicate its installation position.

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. (for HEV Model)
    • 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.

    • 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 (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

Click here

3. REMOVE ENGINE WIRE

(1) Raise the 2 lock levers while pushing the locks on the levers, and disconnect the 2 ECM connectors.

NOTICE:

After disconnecting the ECM connectors, make sure that dirt, water or other foreign matter does not contact the connecting parts of the ECM connectors.

(2) Disengage the clamp.

4. REMOVE ECM

NOTICE:

If the ECM has been struck or dropped, replace it.

5. REMOVE NO.2 ECM BRACKET

6. REMOVE NO. 1 ECM BRACKET

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