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

Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual / Vehicle Interior / Seat / Power Seat Switch (for Rear No. 2 Seat) / Inspection

INSPECTION

PROCEDURE

1. INSPECT FOLD SEAT SWITCH ASSEMBLY

(a) Inspect fold seat switch assembly

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

Standard Resistance:

Ground

Tester Connection

Condition

Specified Condition

8 - 7

Fold switch (RH) pushed

Below 50 Ω

3 - 7

Return switch (RH) pushed

Below 50 Ω

6 - 7

Fold switch (LH) pushed

Below 50 Ω

1 - 7

Return switch (LH) pushed

Below 50 Ω
Fold Switch (RH)

Tester Connection

Condition

Specified Condition

8 - 7

Fold switch (RH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher
Return Switch (RH)

Tester Connection

Condition

Specified Condition

3 - 7

Return switch (RH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher
Fold Switch (LH)

Tester Connection

Condition

Specified Condition

6 - 7

Fold switch (LH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher
Return Switch (LH)

Tester Connection

Condition

Specified Condition

1 - 7

Return switch (LH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher

*a

Return switch

*b

Fold switch

*c

Component without harness connected

(Fold Seat Switch Assembly)

(b) Check that the illuminates.

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

OK:

Battery Connection

Specified Condition

Battery positive (+) → 5

Battery negative (-) → 4

Illuminates

2. INSPECT NO. 1 FOLD SEAT SWITCH ASSEMBLY

(a) Inspect No. 1 fold seat switch assembly

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

Standard Resistance:

Ground

Tester Connection

Condition

Specified Condition

6 - 7

Fold switch (RH) pushed

Below 50 Ω

1 - 7

Return switch (RH) pushed

Below 50 Ω

8 - 7

Fold switch (LH) pushed

Below 50 Ω

3 - 7

Return switch (LH) pushed

Below 50 Ω
Fold Switch (RH)

Tester Connection

Condition

Specified Condition

6 - 7

Fold switch (RH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher
Return Switch (RH)

Tester Connection

Condition

Specified Condition

1 - 7

Return switch (RH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher
Fold Switch (LH)

Tester Connection

Condition

Specified Condition

8 - 7

Fold switch (LH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher
Return Switch (LH)

Tester Connection

Condition

Specified Condition

3 - 7

Return switch (LH) pushed

Below 50 Ω

Not pushed

10 kΩ or higher

*a

Return switch

*b

Fold switch

*c

Component without harness connected

(No. 1 Fold Seat Switch Assembly)

(b) Check that the illuminates.

(1) Apply battery voltage to the No. 1 fold seat switch assembly and check that the illuminates.

OK:

Battery Connection

Specified Condition

Battery positive (+) → 5

Battery negative (-) → 4

Illuminates
    Removal
    REMOVAL PROCEDURE 1. REMOVE REAR DOOR SCUFF PLATE RH (for Front Side) HINT: Use the same procedure as for the LH side. Click here 2. REMOVE REAR DOOR INSIDE SCUFF PLATE RH (for Front Side) HINT: Us ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL NO. 1 FOLD SEAT SWITCH ASSEMBLY (for Rear Side) (a) Engage the 2 guides and 4 claws to install the No. 1 fold seat switch assembly as shown in the illustration. ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Lane Control System: Precaution
    PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System Pre-collision ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Can Communication System: Check Bus 4 Line for Short to GND
    DESCRIPTION There may be a short circuit between one of the CAN bus lines and GND when there is no resistance between terminal 22 (CA2H) of the network gateway ECU and terminal 4 (CG) of the DLC3, or terminal 7 (CA2L) of the network gateway ECU and terminal 4 (CG) of the DLC3. Symptom Trouble A ...

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

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

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