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 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.
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:
CAUTION / NOTICE / HINT NOTICE: When replacing the radio receiver assembly, always replace it with a new one. If a radio receiver assembly which was installed to another vehicle is used, the following may occur:
A communication malfunction DTC may be stored.
The radio receiver assembly may not
DESCRIPTION This DTC is output when the multiplex network door ECU detects a power back door sensor assembly LH touch sensor malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area B222A PBD Touch Sensor LH Circuit Multiplex network door ECU detects power back door
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