Lexus NX: Precaution

PRECAUTION

PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL

NOTICE:

After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, be sure to wait for the time specified in the following table before disconnecting the cable from the negative (-) auxiliary battery terminal.

Waiting Time before Disconnecting Cable from Negative (-) Auxiliary Battery Terminal

System Name

See Procedure

Vehicle enrolled in Lexus Enform system or safety connect system

6 minutes

Vehicle not enrolled in Lexus Enform system and safety connect system

1 minute

NOTICE:

  • When replacing the radio receiver assembly, always replace it with a new one.

    If a radio receiver assembly which was installed to another vehicle is used, the following may occur:

    • A communication malfunction DTC may be stored.
    • The radio receiver assembly may not operate normally.
  • When replacing the DCM (telematics transceiver), make sure to replace it with a new one (w/ Manual [SOS] Switch).

PRECAUTION FOR AUDIO AND VISUAL SYSTEM

(a) If replacing any of parts, do the settings shown in the table below.

w/ Manual (SOS) Switch

Replacement Part

Necessary Procedure

Link

*1: w/ SXM System

*2: for Lexus Enform Remote Compatible Type

Radio receiver assembly

After replacing the radio receiver assembly of vehicles subscribed to pay-type satellite radio broadcasts, radio ID registration is necessary*1

-

Re-install the eOwner's manual

-

DCM (telematics transceiver)

Vehicle contract setting

Code registration*2

w/o Manual (SOS) Switch

Replacement Part

Necessary Procedure

Link

Radio receiver assembly

Re-install the eOwner's manual

-

READ NEXT:

 Parts Location

PARTS LOCATION ILLUSTRATION *1 NO. 2 ENGINE ROOM RELAY BLOCK - DCM FUSE (w/ Manual [SOS] Switch) - ECU-B NO.5 FUSE - ECU-B NO.1 FUSE *2 NO. 1 ENGINE ROOM RELAY BLOCK - AMP FUSE - RADIO FUSE

 System Diagram

SYSTEM DIAGRAM

 System Description

SYSTEM DESCRIPTION DISC PLAYER OUTLINE (a) A disc player uses a laser pickup to read digital signals recorded on a disc. By converting the digital signals to analog, it can play music, video and audio

SEE MORE:

 Hybrid system features

Your vehicle is a hybrid vehicle. It has characteristics different from conventional vehicles. Be sure you are closely familiar with the characteristics of your vehicle, and operate it with care. The hybrid system combines the use of a gasoline engine and an electric motor (traction motor) a

 Back Camera Power Supply Failure (C1621)

DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the signals or signal lines between the rear television camera assembly and multi-display assembly are not normal. DTC No. Detection Item DTC Detection Condition Trouble Area

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