Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT NO. 2 AIR CONDITIONING HARNESS ASSEMBLY

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

*a

Component without harness connected

(No. 2 Air Conditioning Harness Assembly)

*b

Sensing Portion

*c

Resistance (kΩ)

*d

Temperature (°C (°F))

*e

Allowable Range

-

-

Standard Resistance:

Tester Connection

Condition

Specified Condition

8 (+) - 7 (-)

-10°C (14°F)

7.30 to 9.10 kΩ

-5°C (23°F)

5.65 to 6.95 kΩ

0°C (32°F)

4.40 to 5.35 kΩ

5°C (41°F)

3.40 to 4.15 kΩ

10°C (50°F)

2.70 to 3.25 kΩ

15°C (59°F)

2.14 to 2.58 kΩ

20°C (68°F)

1.71 to 2.05 kΩ

25°C (77°F)

1.38 to 1.64 kΩ

30°C (86°F)

1.11 to 1.32 kΩ

NOTICE:

  • Hold the sensor only by its connector. Touching the sensing portion may change the resistance value.
  • When measuring, the sensor temperature must be the same as the ambient temperature.

HINT:

As the temperature increases, the resistance decreases (see the graph).

If the result is not as specified, replace the No. 2 air conditioning harness assembly.

    Removal
    REMOVAL PROCEDURE 1. REMOVE REAR COOLING UNIT ASSEMBLY Click here 2. REMOVE REAR NO. 2 COOLING UNIT DAMPER SERVO SUB-ASSEMBLY Click here 3. REMOVE REAR NO. 1 COOLING UNIT DAMPER SERVO SUB-ASSEMBL ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL NO. 2 AIR CONDITIONING HARNESS ASSEMBLY (a) Engage the 2 claws to install the No. 2 air conditioning harness assembly. (b) Install the rear cooling unit cover LH to t ...

    Other materials:

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    ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AIR CONDITIONER PRESSURE SENSOR (a) Check the wire harness. (1) Disconnect the A9 air conditioner pressure sensor connector. (2) Disconnect the J42 air conditioning amplifier assembly connector. (3) Measure the resistance according to the value(s) in the ta ...

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    INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. PRECAUTION NOTICE: After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) ba ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

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