Lexus NX: Inspection

Lexus NX Service Manual / Vehicle Interior / Seat / Rear Seat Cushion Heater(for Manual Seat) / Inspection

INSPECTION

PROCEDURE

1. INSPECT BENCH TYPE REAR SEAT CUSHION COVER (REAR SEAT CUSHION HEATER ASSEMBLY RH)

(a) Check the bench type rear seat cushion cover (rear seat cushion heater assembly RH).

NOTICE:

Disconnect the connector B from the rear seat cushion heater assembly LH before checking it.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
A-1 - B-1	Always (23°C)	Below 1 Ω
A-1 - B-2		73.9 to 90.4 Ω
A-1 - B-3		73.9 to 90.4 Ω
A-1 - A-4		3.34 to 4.08 Ω
A-1 - A-5		3.34 to 4.08 Ω
A-1 - A-6		Below 1 Ω
A-2 - A-3		7.52 to 9.19 kΩ
A-4 - B-1		3.34 to 4.08 Ω
A-4 - B-2		77.3 to 94.4 Ω
A-4 - B-3		77.3 to 94.4 Ω
A-4 - A-5		Below 1 Ω
A-4 - A-6		3.34 to 4.08 Ω
A-5 - B-1		3.34 to 4.08 Ω
A-5 - B-2		77.3 to 94.4 Ω
A-5 - B-3		77.3 to 94.4 Ω
A-5 - A-6		3.34 to 4.08 Ω
A-6 - B-1		Below 1 Ω
A-6 - B-2		73.9 to 90.4 Ω
A-6 - B-3
B-1 - B-2
B-1 - B-3
B-2 - B-3		Below 1 Ω

If the result is not as specified, replace the bench type rear seat cushion cover (rear seat cushion heater assembly RH).

Connector A

Connector B

Component without harness connected

(Bench Type Rear Seat Cushion Cover (Rear Seat Cushion Heater Assembly RH))

2. INSPECT BENCH TYPE REAR SEAT CUSHION COVER (REAR SEAT CUSHION HEATER ASSEMBLY LH)

(a) Check the bench type rear seat cushion cover (rear seat cushion heater assembly LH).

NOTICE:

Disconnect the connector B from the rear seat cushion heater assembly RH before checking it.

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

Standard Resistance:

Tester Connection	Condition	Specified Condition
A-1 - B-1	Always (23°C)	Below 1 Ω
A-1 - B-2		3.34 to 4.08 Ω
A-1 - A-4		3.34 to 4.08 Ω
A-2 - A-3		7.52 to 9.19 kΩ
A-4 - B-1		3.34 to 4.08 Ω
A-4 - B-2		Below 1 Ω
A-5 - B-3		Below 1 Ω
B-1 - B-2		3.34 to 4.08 Ω

If the result is not as specified, replace the bench type rear seat cushion cover (rear seat cushion heater assembly LH).

Connector A

Connector B

Component without harness connected

(Bench Type Rear Seat Cushion Cover (Rear Seat Cushion Heater Assembly LH))

SEE MORE:

Steering Heater Switch

InspectionINSPECTION PROCEDURE 1. REMOVE NO. 2 COMBINATION SWITCH ASSEMBLY Click here 2. INSPECT NO. 2 COMBINATION SWITCH ASSEMBLY (a) Measure the voltage according to the value (s) in the table below. Standard Voltage: Tester Connection (Positive (+) Tester Probe - Negative (-) Tester Pro

System Description

SYSTEM DESCRIPTION GENERAL (a) The rear window defogger wires are attached to the inside of the back door glass and defog the window surface quickly when the rear window defogger switch on the air conditioning control assembly is pressed. The indicator light illuminates while the system is operating

Lexus NX: Inspection

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Installation

Rear Seat Cushion Heater(for Power Seat)

Components

SEE MORE:

Steering Heater Switch

System Description