Lexus NX: System Description

SYSTEM DESCRIPTION

FUNCTION OF MAIN COMPONENT

Component

Function

Outer rear view mirror assembly

Vertical mirror motor

Moves the mirror surface vertically in accordance with the vertical mirror motor outer mirror switch assembly operation.

Horizontal mirror motor

Moves the mirror surface horizontally in accordance with the horizontal mirror motor outer mirror switch assembly operation.

Outer mirror retractor

Receives signal from the outer mirror switch assembly, and retracts and returns the outer rear view mirror assembly LH/RH.

Outer mirror switch assembly

Mirror select and surface adjust switch

  • Consists of R and L switches. One must be chosen to operate the outer mirror switch assembly.
  • After selecting the R or L switch, the right, left, up and down control switches can be operated to change the angle of the mirror surface.

Mirror retract switch

Retracts and returns the outer rear view mirror assembly.

SYSTEM OPERATION

(a) The power mirror control system has the following features:

Function

Outline

Remote control mirror function

When the outer mirror switch assembly is operated, this function moves the mirror surface vertically or horizontally to enable the driver to attain an optimal mirror angle. Setting the mirror adjust switch to the R position operates the right mirror, and setting it to the L position operates the left mirror.

Power retractable mirror function

Retracts and returns the outer rear view mirror assemblies when the mirror retract switch is operated.

Auto power retract mirror function

Retracts and returns each outer rear view mirror assembly together with the following operations:

  • Manual lock/unlock
  • Key-linked lock/unlock
  • Wireless door lock/unlock
  • Wireless 30 seconds auto lock
  • Entry lock/unlock
  • Entry 30 seconds auto lock

Mirror heater function

Turns on the mirror heaters when the rear window defogger is turned on. The rear window defogger and mirror heaters automatically turn off 15 minutes after the mirror heater function was activated. The mirror heater continues to operate up to an additional 45 minutes if the following conditions are met.

  • The outside temperature is -3°C (27°F) or below.
  • Power generated by the generator assembly installed on the vehicle is stable.

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 How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the power mirror control system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT

 Operation Check

OPERATION CHECK CHECK POWER RETRACTABLE MIRROR FUNCTION (a) Turn the power switch on (ACC). (b) When the outer rear view mirror assembly LH and outer rear view mirror assembly RH are in the driving po

 Customize Parameters

CUSTOMIZE PARAMETERS PROCEDURE 1. CUSTOMIZE POWER MIRROR CONTROL SYSTEM HINT: The following items can be customized. NOTICE: When the customer requests a change in a function, first make sure that

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 Replacement

REPLACEMENT PROCEDURE 1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM (a) Turn the power switch on (READY). (b) Operate the cooler compressor under the conditions shown below: Item Condition Operating time 3 minutes or more Temperature setting Max cool Blower speed High E

 Components

COMPONENTS ILLUSTRATION *1 INVERTER RESERVOIR ASSEMBLY *2 NO. 1 ENGINE COVER SUB-ASSEMBLY *3 WIRE HARNESS - - N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 FRONT EXHAUST PIPE ASSEMBLY *2 NO. 1 ENGINE UNDER COVER ASSEMBLY *3 CENTER EXHAU

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