Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT NAVIGATION ANTENNA ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Antenna

Tester Connection

Condition

Specified Condition

Navigation antenna

1 - 2

Always

50 to 500 Ω

LTE sub-anntenna

3 - 4

5 Ω

If the result is not as specified, replace the navigation antenna assembly.

*a

Component without harness connected

(Navigation Antenna Assembly)

*b

Navigation Antenna

*c

LTE sub-antenna

2. INSPECT ANTENNA CORD SUB-ASSEMBLY

(a) Measure the resistance according to the value(s) in the table below.

*a

Component without harness connected

(Antenna Cord Sub-assembly)

-

-

*c

Navigation Antenna

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-1 - B-1

Always

Below 1 Ω

A-2 - B-2

Always

Below 1 Ω

A-3 - B-3

Always

Below 1 Ω

A-4 - B-4

Always

Below 1 Ω

If the result is not as specified, replace the antenna cord sub-assembly.

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL NAVIGATION ANTENNA ASSEMBLY 2. INSTALL NAVIGATION ANTENNA BRACKET (a) Attach the 4 guides to install the navigation antenna assembly as shown in the illustration.

 Navigation Ecu

ComponentsCOMPONENTS ILLUSTRATION *1 NAVIGATION ECU *2 NO. 1 RADIO BRACKET *3 NO. 2 RADIO BRACKET *4 RADIO RECEIVER ASSEMBLY WITH BRACKET *5 NAVIGATION WIRE - - Remo

 Navigation System

SEE MORE:

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored. HINT:

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU). If the main body ECU (multiplex network body ECU) is replaced, refer to Registration. When replacing the combination meter assembly, always replace it with

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