STEERING SWITCH INSPECTION

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With Audio System

1.  Disconnect the negative battery cable and wait for 1 min or more.

2.  Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION.)

3.  Remove the steering wheel. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [WITHOUT ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [WITH ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)

4.  Verify the resistance between the steering switch terminals.

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•  If not within the specification, replace the steering switch.
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Standard

Switch Position

Resistance (ohm)
Voice recognition/hands-free switch ON
50.9―56.3
DOWN switch ON
50.9―56.3
UP switch ON
139―155
RIGHT switch ON
285―316
LEFT switch ON
533―590
SET switch ON
984―1,089
Mute switch ON
1,934―2,139
OFF
4,794―5,300

5.  Apply battery positive voltage to steering switch terminal G, and connect terminal E to ground.

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6.  Verify that the LED illuminates.

•  If the LED does not illuminate, replace the steering switch.


With Car-navigation System


With RDS (radio data system)

1.  Disconnect the negative battery cable and wait for 1 min or more.

2.  Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION.)

3.  Remove the steering wheel. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [WITHOUT ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [WITH ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)

4.  Verify the resistance between the steering switch terminals.

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•  If not within the specification, replace the steering switch.
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Standard

Switch Position

Resistance (ohm)
RETURN switch ON
50.9―56.3
ENTER switch ON
139―155
DOWN switch ON
50.9―56.3
UP switch ON
139―155
RIGHT switch ON
285―316
LEFT switch ON
533―590
NAVI switch ON
984―1,089
Voice recognition/hands-free switch ON
1,934―2,139
OFF
4,794―5,300

5.  Apply battery positive voltage to steering switch terminal G, and connect terminal E to ground.

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6.  Verify that the LED illuminates.

•  If the LED does not illuminate, replace the steering switch.


Without RDS (radio data system)

1.  Disconnect the negative battery cable and wait for 1 min or more.

2.  Remove the driver-side air bag module. (See DRIVER-SIDE AIR BAG MODULE REMOVAL/INSTALLATION.)

3.  Remove the steering wheel. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [WITHOUT ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)(See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION [WITH ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM].)

4.  Verify the resistance between the steering switch terminals.

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•  If not within the specification, replace the steering switch.
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Standard

Switch Position

Resistance (ohm)
Voice switch ON
50.9―56.3
DOWN switch ON
50.9―56.3
UP switch ON
139―155
RIGHT switch ON
285―316
LEFT switch ON
533―590
SET switch ON
984―1,089
Mute switch ON
1,934―2,139
OFF
4,794―5,300

5.  Apply battery positive voltage to steering switch terminal G, and connect terminal E to ground.

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6.  Verify that the LED illuminates.

•  If the LED does not illuminate, replace the steering switch.