Lexus NX: Installation

INSTALLATION

PROCEDURE

1. INSTALL STEERING PAD ASSEMBLY

(a) Check that the power switch is off.

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

CAUTION:

Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

(c) Support the steering pad assembly with one hand.

(d) Connect the airbag connector and lock the connector lock.

NOTICE:

  • When connecting any airbag connector, take care not to damage the airbag wire harness.
  • Be sure to only connect the connectors to each corresponding color.

HINT:

Use the same procedure to connect the airbag connector on the other side.

*1

Connector Lock

(e) Connect the horn connector.

(f) Set the steering pad assembly to the steering wheel assembly.

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

(h) Press the steering pad assembly with both hands to attach the 2 upper pins to the torsion springs.

*1

Upper Pin

*2

Lower Pin

(i) Press the steering pad assembly with both hands to attach the lower pin to the torsion spring.

NOTICE:

After installation, try to pull the steering pad assembly and check that the steering pad assembly is securely installed.

2. INSTALL LOWER NO. 2 STEERING WHEEL COVER

(a) Attach the guide and claw to install the lower No. 2 steering wheel cover.

3. INSTALL LOWER NO. 3 STEERING WHEEL COVER

(a) Attach the guide and claw to install the lower No. 3 steering wheel cover.

4. CONNECT CABLE TO NEGATIVE AUXILIARY BATTERY TERMINAL

(a) Connect the cable to the negative (-) auxiliary battery terminal and tighten the nut.

Torque:

5.4 N·m {55 kgf·cm, 48 in·lbf}

5. INITIALIZATION AFTER RECONNECTING AUXILIARY BATTERY TERMINAL

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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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6. INSTALL DECK FLOOR BOX LH

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7. INSTALL REAR DECK FLOOR BOX

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8. INSTALL NO. 3 DECK BOARD SUB-ASSEMBLY

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9. INSPECT STEERING PAD ASSEMBLY

(a) With the steering pad assembly installed to the vehicle, perform a visual check. If there are any defects as mentioned below, replace the steering pad assembly with a new one:

Cuts, minute cracks or marked discoloration on the steering pad assembly top surface or in the grooved portion.

(b) Make sure that the horn sounds.

HINT:

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

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10. PERFORM DIAGNOSTIC SYSTEM CHECK

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11. CHECK SRS WARNING LIGHT

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