Lexus ES manuals

Lexus ES: Inspection

INSPECTION

PROCEDURE

1. INSPECT NAVIGATION ANTENNA ASSEMBLY (w/o Manual (SOS) Switch)

(a) Check that the navigation antenna assembly cable is properly installed and does not have any sharp bends, pinching or loose connections.

(b) Current consumption check:

(1) Measure the current consumption according to the value(s) in the table below.

Standard Current:

Tester Connection

Condition

Specified Condition

3 (core) - 3a (shield)

4.2 to 5 V applied between terminals 3 and 3a

10 to 30 mA

NOTICE:

Do not apply 6 V or more between terminals 3 and 3a.

HINT:

If a stable power supply is not available, connect 4 nickel-metal hydride batteries (1.2 V each) or equivalent in series.

*a

Component without harness connected

(Navigation Antenna Assembly)

*b

Voltage Applied between Terminals

2. INSPECT NAVIGATION ANTENNA ASSEMBLY (w/ Manual (SOS) Switch)

(a) Check that the navigation antenna assembly cable is properly installed and does not have any sharp bends, pinching or loose connections.

(b) Current consumption check: (GPS)

(1) Measure the current consumption according to the value(s) in the table below.

Standard Current:

Tester Connection

Condition

Specified Condition

3 (core) - 3a (shield)

4.2 to 5 V applied between terminals 3 and 3a

10 to 30 mA

NOTICE:

Do not apply 6 V or more between terminals 3 and 3a.

HINT:

If a stable power supply is not available, connect 4 nickel-metal hydride batteries (1.2 V each) or equivalent in series.

*a

Component without harness connected

(Navigation Antenna Assembly)

*b

Voltage Applied between Terminals

(c) Resistance check: (Telephone Sub)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

4 (core) - 4a (shield)

Always

9 to 11 kΩ

*a

Component without harness connected

(Navigation Antenna Assembly)

READ NEXT:

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INSTALLATION PROCEDURE 1. INSTALL NAVIGATION ANTENNA BRACKET 2. INSTALL NAVIGATION ANTENNA ASSEMBLY (a) Engage the 6 guides and 2 claws to install the navigation antenna assembly as shown in the illus

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REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during nav

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