Lexus ES manuals

Lexus ES: Operation Check

OPERATION CHECK

CHECK WINDOW DEFOGGER SYSTEM

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

(b) Check that the rear window defogger wire becomes warm by operating the rear window defogger switch of the air conditioning control assembly.

(c) When the vehicle is stopped, confirm that the window defogger system operation stops after approximately 15 minutes.

NOTICE:

If the battery voltage becomes low, battery load control will operate in order to ensure sufficient power is supplied to the power steering system. In this case, the window defogger system may not operate.

HINT:

  • If both of the following conditions are met approximately 15 minutes after the window defogger system was activated, the window defogger system will continue to operate up to approximately 45 minutes. If the following conditions are not met, the window defogger system stops operating immediately.
    • The outside temperature is -3°C (27°F) or lower.
    • Power generated by the generator assembly is stable.
  • The window defogger system is linked with the mirror heater function.

READ NEXT:

 Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Inspect the fuses and relays related to this system before inspecting the suspected areas below. Use the table below to help determine the cause of problem symptoms.

 Terminals Of Ecu

TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY *A w/o Seat Heater *B w/ Seat Heater (a) Disconnect the G39 air conditioning amplifier assembly connector. (b) Measure the volta

 Diagnosis System

DIAGNOSIS SYSTEM CHECK DLC3 (a) Check the DLC3. Click here INSPECT BATTERY VOLTAGE (a) Measure the battery voltage. Standard Voltage: 11 to 14 V If the voltage is below 11 V, recharge or replace th

SEE MORE:

 Components

COMPONENTS ILLUSTRATION *1 HEATED STEERING WHEEL CONTROLLER (STEERING VIBRATION ECU) *2 STEERING WHEEL PAD BRACKET

 Luggage Compartment Door Opener does not Operate

DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the trunk and fuel switch assembly (luggage compartment door opening switch) the luggage door opening cancel switch, and operates the luggage compartment door lock assembly to open the luggage compartment door. W

© 2016-2025 Copyright www.lexguide.net