Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Vehicle Interior / Heating / Air Conditioning / Ptc Heater Assembly / Inspection

INSPECTION

PROCEDURE

1. INSPECT QUICK HEATER ASSEMBLY

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-1 (B) - B-1 (E)

Always

Below 1 Ω

A-2 (E) - B-2 (B)

Always

Below 1 Ω

A-3 (B) - B-1 (E)

Always

Below 1 Ω

A-3 (B) - B-2 (B)

Always

Below 1 Ω
  • If the result is not as specified, replace the quick heater assembly.

*a

Component without harness connected

(Quick Heater Assembly)

*b

Connector A

*c

Connector B

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL QUICK HEATER ASSEMBLY (a) Install the quick heater assembly with the screw. (b) Attach the clamp and connect the 2 connectors. 2. INSTALL NO. 1 AIR DUC

 Refrigerant

 Precaution

PRECAUTION PRECAUTIONS FOR REFRIGERANT HFO-1234yf (R1234yf) (a) Compatibility (1) The parts used in the refrigerant cycle, etc. of the HFO-1234yf (R1234yf) system are not compatible with the conventio

SEE MORE:

 Installation

INSTALLATION PROCEDURE 1. INSTALL AIR CONDITIONING CONTROL ASSEMBLY (a) Connect the 2 connectors. (b) Attach the 6 clips to install the air conditioning control assembly. NOTICE: Do not touch the switch, display or clock parts. 2. INSTALL CENTER INSTRUMENT CLUSTER FINISH PANEL ASSEMBL

 Fuel Pump Control Circuit

DESCRIPTION The fuel pump circuit consists of the ECM, fuel pump and fuel pump control ECU assembly (which operates the fuel pump). Based on the engine output, the ECM determines the fuel pump speed. The speed is then converted to a duty signal and sent to the fuel pump control ECU assembly. Based o

© 2016-2026 Copyright www.lexunx.com