Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection

Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual / Vehicle Interior / Seat / Power Seat Switch(for Rear Side) / Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR POWER SEAT SWITCH LH

(a) for LH Side:

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 (FLDL) - 7 (E)

FOLD switch pressed

Below 100 Ω

2 (FLDL) - 7 (E)

3 (RTNL) - 7 (E)

OFF

1 MΩ or higher

3 (RTNL) - 7 (E)

RETURN switch pressed

Below 100 Ω

If the result is not as specified, replace the rear power seat switch.

*a

Component without harness connected

(Rear Power Seat Switch LH)

2. INSPECT REAR POWER SEAT SWITCH RH

(a) for RH Side:

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 (RTNR) - 7 (E)

RETURN switch pressed

Below 100 Ω

2 (RTNR) - 7 (E)

3 (FLDR) - 7 (E)

OFF

1 MΩ or higher

3 (FLDR) - 7 (E)

FOLD switch pressed

Below 100 Ω

If the result is not as specified, replace the rear power seat switch.

*a

Component without harness connected

(Rear Power Seat Switch RH)

3. INSPECT FOLD SEAT SWITCH ASSEMBLY

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 (RTRN) - 7 (E)

RETURN RH switch pressed

Below 1 Ω

6 (FOLD) - 7 (E)

FOLD RH switch pressed

1 (RTRN) - 7 (E)

3 (RTRN) - 7 (E)

6 (FOLD) - 7 (E)

8 (FOLD) - 7 (E)

OFF

Below 1 Ω

3 (RTRN) - 7 (E)

RETURN LH switch pressed

Below 1 Ω

8 (FOLD) - 7 (E)

FOLD LH switch pressed

If the result is not as specified, replace the fold seat switch assembly.

*a

Component without harness connected

(Fold Seat Switch Assembly)

(b) Apply battery voltage to the switch connector and check that the fold seat switch assembly illuminates.

OK:

Condition

Specified Condition

Battery positive (+) → Terminal 5 (+B)

Battery negative (-) → Terminal 4 (ILL-)

Illumination illuminates

If the result is not as specified, replace the fold seat switch assembly.

    Removal
    REMOVAL PROCEDURE 1. REMOVE POWER SEAT SWITCH ASSEMBLY (for 60/40 Split Seat Type RH Side) (a) Using a moulding remover A, disengage the 2 claws as shown in the illustration. Remove in this Dir ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL FOLD SEAT SWITCH ASSEMBLY (for Luggage Compartment) (a) Connect the connector. (b) Engage the 4 claws to install the fold seat switch assembly. 2. INST ...

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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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