Lexus NX: 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:

 Headlight Dimmer Switch Circuit

DESCRIPTION The main body ECU (multiplex network body ECU) receives light control switch signals, dimmer switch signals, fog light switch signals from the headlight dimmer switch. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Recognition code registration is necessary when replacing the main bo

 Fuel Level Sensor "A" Circuit Low (P0462,P0463)

DESCRIPTION Refer to DTC P0461. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory P0462 Fuel Level Sensor "A" Circuit Low Fuel sender gauge output resistance is less than 7 Ω for 30 seconds or more (1 trip detection logic). Open or short

© 2016-2025 Copyright www.lexunx.com