Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Vehicle Interior / Seat / Power Seat Switch (for Rear Seat) / Inspection

INSPECTION

PROCEDURE

1. INSPECT NO. 1 FOLD SEAT SWITCH ASSEMBLY (for Front Side)

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

1 (HRSR) - 7 (E)

RETURN RH switch pressed

Below 1 Ω

6 (HFSR) - 7 (E)

FOLD RH switch pressed

1 (HRSR) - 7 (E)

3 (HRSL) - 7 (E)

6 (HFSR) - 7 (E)

8 (HFSL) - 7 (E)

OFF

10 kΩ or higher

3 (HRSL) - 7 (E)

RETURN LH switch pressed

Below 1 Ω

8 (HFSL) - 7 (E)

FOLD LH switch pressed

If the result is not as specified, replace the No. 1 fold seat switch assembly.

*a

Component without harness connected

(No. 1 Fold Seat Switch Assembly)

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

OK:

Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 5 (+B)

Auxiliary battery negative (-) → Terminal 4 (ILL-)

Illumination illuminates

If the result is not as specified, replace the No. 1 fold seat switch assembly.

2. INSPECT REAR POWER SEAT SWITCH (for Rear Seat)

(a) for LH Side:

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

2 (FLDL) - 7 (E)

FOLD switch pressed

Below 1 Ω

2 (FLDL) - 7 (E)

3 (RTNL) - 7 (E)

OFF

10 kΩ or higher

3 (RTNL) - 7 (E)

RETURN switch pressed

Below 1 Ω

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

*a

Component without harness connected

(Rear Power Seat Switch)

(b) for RH Side:

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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

2 (RTNR) - 7 (E)

RETURN switch pressed

Below 1 Ω

2 (RTNR) - 7 (E)

3 (FLDR) - 7 (E)

OFF

10 kΩ or higher

3 (FLDR) - 7 (E)

FOLD switch pressed

Below 1 Ω

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

*a

Component without harness connected

(Rear Power Seat Switch)

3. INSPECT NO. 2 FOLD SEAT SWITCH ASSEMBLY (for Rear Side)

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

Standard Resistance:

Tester Connection

Switch 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 No. 2 fold seat switch assembly.

*a

Component without harness connected

(No. 2 Fold Seat Switch Assembly)

(b) Apply auxiliary battery voltage to the switch connector and check that the No. 2 fold seat switch assembly illuminates.

OK:

Condition

Specified Condition

Auxiliary battery positive (+) → Terminal 5 (+B)

Auxiliary battery negative (-) → Terminal 4 (ILL-)

Illumination illuminates

If the result is not as specified, replace the No. 2 fold seat switch assembly.

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL NO. 2 FOLD SEAT SWITCH ASSEMBLY (for Rear Side) (a) Connect the connector. (b) Attach the 2 claws to install the No. 2 fold seat switch assembly.

 Rear Power Seat Control System

 Precaution

PRECAUTION POWER FOLDING SEAT FUNCTION HANDLING PRECAUTIONS NOTICE: When operating the rear power seat, make sure nothing is in the path of movement. When operating the rear power seat, do not al

SEE MORE:

 Removal

REMOVAL CAUTION / NOTICE / HINT CAUTION: Wear protective gloves. Sharp areas on the parts may injure your hands. PROCEDURE 1. REMOVE BENCH TYPE REAR SEAT CUSHION ASSEMBLY Click here 2. REMOVE BENCH TYPE REAR SEAT CUSHION COVER (REAR SEAT CUSHION HEATER ASSEMBLY) (a) Remove the 6 hog rings.

 Fail-safe Chart

FAIL-SAFE CHART ASC System (a) The stereo component equalizer assembly stores DTCs and freeze frame data and stops sound output if it detects any of the following abnormalities. Item Abnormality Detection Condition Fail-safe Control DTC Output Return Condition CAN communication malfun

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