Toyota Corolla Cross: Removal

Toyota Corolla Cross (2022-2024) Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Transponder Key Ecu / Removal

REMOVAL

CAUTION / NOTICE / HINT

COMPONENTS (REMOVAL)

Procedure		Part Name Code
1	AIR CONDITIONER UNIT ASSEMBLY	-	-	-	-
2	TRANSPONDER KEY ECU ASSEMBLY	89780	-	-	-

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during Transponder key ECU assembly 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
Transponder key ECU assembly	Code registration	Engine start function

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
*A: for Gasoline Model
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 *A	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.	-

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. REMOVE AIR CONDITIONER UNIT ASSEMBLY

2. REMOVE TRANSPONDER KEY ECU ASSEMBLY

SEE MORE:

Changing the vehicle-to-vehicle distance

Each time the switch is pressed, the vehicle-to-vehicle distance setting will change as follows: If a preceding vehicle is detected, the preceding vehicle mark will be displayed. The actual vehicle-to-vehicle distance varies in accordance with the vehicle speed. Also, when the vehicle is stopped

Starter Circuit Short to Ground (B227511,B227512)

DESCRIPTION This DTC is stored when a malfunction is detected in the starter circuit inside the certification ECU (smart key ECU assembly). DTC No. Detection Item DTC Detection Condition Trouble Area Note B227511 Starter Circuit Short to Ground Certification ECU (

Toyota Corolla Cross: Removal

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Installation

SEE MORE:

Changing the vehicle-to-vehicle distance

Starter Circuit Short to Ground (B227511,B227512)