Toyota Corolla Cross: Ignition Switch

Toyota Corolla Cross (2022-2025) Service Manual / Engine & Hybrid System / M20a-fks (starting) / Ignition Switch

Removal

REMOVAL

CAUTION / NOTICE / HINT

Procedure		Part Name Code
1	LOWER STEERING COLUMN COVER	45287		-	-
2	IGNITION OR STARTER SWITCH ASSEMBLY	84450	-	-	-

PROCEDURE

1. REMOVE LOWER STEERING COLUMN COVER

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2. REMOVE IGNITION OR STARTER SWITCH ASSEMBLY

Inspection

INSPECTION

PROCEDURE

1. INSPECT IGNITION OR STARTER SWITCH ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
Between all terminals	LOCK	10 kΩ or higher
6 (ACC) - 7 (AM1)	ACC	Below 1 Ω
6 (ACC) - 7 (AM1) - 8 (IG1)	ON	Below 1 Ω
5 (ST1) - 7 (AM1) - 8 (IG1)	START	Below 1 Ω

If the result is not as specified, replace the ignition or starter switch assembly.

*a	Component without harness connected (Ignition or Starter Switch Assembly)
*b	LOCK
*c	ACC
*d	ON
*e	START

Installation

INSTALLATION

CAUTION / NOTICE / HINT

Procedure		Part Name Code
1	IGNITION OR STARTER SWITCH ASSEMBLY	-	-	-	-
2	LOWER STEERING COLUMN COVER	-	-	-	-

PROCEDURE

1. INSTALL IGNITION OR STARTER SWITCH ASSEMBLY

2. INSTALL LOWER STEERING COLUMN COVER

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SEE MORE:

Terminals Of Ecu

TERMINALS OF ECU NOTICE: When performing an inspection, make sure that "ACC Customize" is set to "ON" using the multi-display. Click here When "ACC Customize" is set to "ON" (ACC supply power enabled), the certification ECU (smart key ECU assembly) controls the ACC relay on and off. When

Check Bus 1 Line

DESCRIPTION Symptom Trouble Area There are ECUs or sensors that display a communication stop on the bus diagnostic screen. Or, there are ECUs or sensors that display communication stop history on the "Detail" screen. CAN main

Toyota Corolla Cross: Ignition Switch

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Relay

Starter

Removal

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Terminals Of Ecu

Check Bus 1 Line