Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT SEAT HEATER ASSEMBLY (for LH Side)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

H1-1 - H-4

Seat heater temperature 20 °C (68 °F)

3.75 to 4.51 Ω

H-1 - I-1

Always

Below 1 Ω

H-2 - H-3

Seat heater temperature 15 to 30°C (59 to 86°F)

8.21 to 14.89 kΩ

H-4 - I-2

Always

Below 1 Ω

If the result is not as specified, replace the seat heater assembly (for LH side).

*a

Component without harness connected

(Seat Heater Assembly (for LH Side))

2. INSPECT SEAT HEATER ASSEMBLY (for RH Side)

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

F1-1 - F-4

Seat heater temperature 20 °C (68 °F)

3.75 to 4.51 Ω

F-1 - G-1

Always

Below 1 Ω

F-2 - F-3

Seat heater temperature 15 to 30°C (59 to 86°F)

8.21 to 14.89 kΩ

F-4 - G-2

Always

Below 1 Ω

If the result is not as specified, replace the seat heater assembly (for RH side).

*a

Component without harness connected

(Seat Heater Assembly (for RH Side))

    Removal
    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 rear ...

    Installation
    INSTALLATION CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the seat frame may injure your hands. HINT: Use the same procedure for the RH side and LH side. The following ...

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

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

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