Toyota Camry (XV70): System Description

SYSTEM DESCRIPTION

GENERAL

(a) The rear window defogger wire (back window glass) is attached to the inside of the rear window and defogs the window surface quickly when the rear window defogger switch is pressed. The indicator light on the switch illuminates while the system is operating. This system automatically turns off after approximately 15 minutes.

NOTICE:

If the battery voltage is low, the window defogger system may not operate due to operation of battery load control, check the Data List item "Battery Control Count (Body ECU)".

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HINT:

• If both of the following conditions are met after approximately 15 minutes from when the window defogger system was activated, the window defogger system continues 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

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   How To Proceed With Troubleshooting

  CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the window defogger system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP

   Operation Check

  OPERATION CHECK CHECK WINDOW DEFOGGER SYSTEM (a) Turn the ignition switch to ON. (b) Check that the rear window defogger wire becomes warm by operating the rear window defogger switch of the air co

   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

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  DESCRIPTION If cool air blows from the registers regardless of the temperature setting of the air conditioning system, the following suspected areas may be the cause. Symptom Factor No warm air comes out (Blower control is normal) Outlet air temperature does not increase (

   Reassembly

  REASSEMBLY PROCEDURE 1. INSTALL NO. 2 STEERING RACK BOOT (a) Apply lithium soap base glycol grease to the inside of the small opening of a new No. 2 steering rack boot. Lithium Soap Base Glycol Grease (b) Install the No. 2 steering rack boot to the groove on the rack housi