Lexus NX: Operation Check

OPERATION CHECK

CHECK SEAT HEATER (for Front)

(a) Turn the power switch on (IG).

(b) Check that the indicator illuminates and the surface of the front seat warms up, when the seat heater switch on the air conditioning control assembly is turned on.

(c) Check that the front seat surface temperature changes according to the operation of the seat heater switch on the air conditioning control assembly as follows: HI → MID → LO.

CHECK SEAT HEATER (for Rear) (w/ Rear Seat Heater)

(a) Turn the power switch on (IG).

(b) Check that the indicator illuminates and the surface of the rear seat warms up, when the refreshing seat switch turned on.

(c) Check that the rear seat surface temperature changes according to the operation of the seat heater switch on the air conditioning control assembly as follows: HI → MID → LO.

READ NEXT:

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE NOTICE: If the auxiliary battery voltage is low, the seat heater system may not operate. When "High Power Consumption / Partial Limit On AC/Heater Operation" is displayed on

 Terminals Of Ecu

TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY (a) Disconnect the I50 air conditioning amplifier assembly connector. (b) Measure the voltage and resistance according to the value(s) in th

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) Seat heater system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctio

SEE MORE:

 Open in One Side of Bus 5 Branch Line

DESCRIPTION When the CAN bus main lines are normal (no open, short to ground, short to +B or short between lines) and there is an ECU or sensor on the "Communication Bus Check" screen that is indicated as not communicating or whose connection status on the "Communication Bus Check" screen changes in

 On-vehicle Inspection

ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repair" after replacing an ignition coil assembly or spark plug. Click here PROCEDURE 1. PERFORM SPARK TEST (a) Check for DTCs. Click here NOTICE: If any DTC is output, perform troubleshooting procedures for that DTC.

© 2016-2025 Copyright www.lexunx.com