Lexus NX: Navigation Ecu

Components

COMPONENTS

ILLUSTRATION

*1

NAVIGATION ECU

*2

NO. 1 RADIO BRACKET

*3

NO. 2 RADIO BRACKET

*4

RADIO RECEIVER ASSEMBLY WITH BRACKET

*5

NAVIGATION WIRE

-

-

Removal

REMOVAL

PROCEDURE

1. REMOVE RADIO RECEIVER ASSEMBLY WITH BRACKET

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2. REMOVE NO. 1 RADIO BRACKET

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3. REMOVE NO. 2 RADIO BRACKET

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4. REMOVE NAVIGATION ECU

(a) Disconnect the connectors and remove the navigation wire.

(b) Remove the navigation ECU.

Installation

INSTALLATION

PROCEDURE

1. INSTALL NAVIGATION ECU

(a) Connect the connectors and install a navigation ECU in the mounting location.

2. INSTALL NO. 1 RADIO BRACKET

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3. INSTALL NO. 2 RADIO BRACKET

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4. INSTALL RADIO RECEIVER ASSEMBLY WITH BRACKET

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 Navigation System

 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 set

 Parts Location

PARTS LOCATION ILLUSTRATION *A w/ Parking Assist Monitor System *B w/ Panoramic View Monitor System *1 NO. 2 ENGINE ROOM RELAY BLOCK - DCM FUSE (w/ Manual [SOS] Switch) - ECU-B NO.1 FU

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 Installation

INSTALLATION PROCEDURE 1. INSTALL TRANSMISSION CONTROL CABLE ASSEMBLY NOTICE: Before installing the transmission control cable assembly, check that the shift lever position sensor and the shift lever are in neutral. (a) Install the transmission control cable assembly to the body with the 2 bolts.

 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message (U012587,U012987,U014087,U029387)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U012587 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message Communication stop occurs between the forward recognition camera and airbag ECU assembly continuously for 5

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