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Wiper / Washer (Diagnostics & Circuit Tests): Other Lexus HS I

Wiper/washer Systems 4 illustrations ~176 words

PRECAUTION

  1. PRECAUTION OF WASHER NOZZLE ADJUSTMENT Do not clean or adjust the washer nozzle with a safety pin, etc. because: The washer nozzle tip is made of resin and could be damaged. Adjustment is not necessary for this spray type washer nozzle. If it is necessary to change the nozzle angle, replace the washer nozzle with one that has a different nozzle angle. If the washer nozzle is clogged with wax, etc., remove it and clean the nozzle hole with a soft resin brush or other cleaning tool.

Scheme 28

Scheme 28: ILLUSTRATION
Scheme 28: ILLUSTRATION

Scheme 29

Scheme 29: ILLUSTRATION
Scheme 29: ILLUSTRATION

Scheme 30

Scheme 30: SYSTEM DIAGRAM
Scheme 30: SYSTEM DIAGRAM

Scheme 31

Scheme 31
Scheme 31
  1. AUTO WIPER SYSTEM
  2. HEADLIGHT CLEANER SYSTEM

FAIL-SAFE CHART

  1. AUTO WIPER SYSTEM The rain sensor operates in fail-safe mode if an abnormal condition such as those listed below has been detected. Item Outline Detection of abnormal high temperature The operation of the rain sensing function stops. Detection of abnormal input voltage (low input voltage) Detection of abnormal low temperature Switches to the intermittent operation. Detection of abnormal output signal Detection of abnormal communication

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