Toyota Yaris: Steering Pad / Installation

INSTALLATION

PROCEDURE

1. INSTALL HORN BUTTON ASSEMBLY

(a) Check that the ignition switch is off.

(b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal.

(c) Support the horn button assembly with one hand.

*a Horn Connector *b Airbag Connector

(d) Connect the horn connector and engage the wire harness clamp.

(e) Connect the airbag connector.

HINT:

Refer to How to Connect or Disconnect Airbag Connector:

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(f) Set the horn button assembly to the steering wheel assembly.

(g) Check that the airbag wire harness and horn wire harness are not pinched.

(h) Press the horn button assembly with both hands to engage the upper pin to the upper spring.

*a Upper Pin *b Lower Pin

(i) Press the horn button assembly with both hands to engage the lower pin to the lower spring.

NOTICE:

After installation, try to pull the horn button assembly and check that the horn button assembly is securely installed.

2. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL

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3. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL

HINT:

When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

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4. INSPECT HORN BUTTON ASSEMBLY

(a) Make sure that the horn sounds.

If the horn does not sound, inspect the horn system.

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5. PERFORM DIAGNOSTIC SYSTEM CHECK

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6. INSPECT SRS WARNING LIGHT

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