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Home >> Lexus >> 2005 >> GX 470 >> Repair and Diagnosis (Single Page) >> Body & Frame >> Windows >> Power Window Control System - Diagnostics >> DTC B1231, B1232: Jam Protection Limit Switch Circuit On Driver Door, Jam Protection Pulse Switch Circuit On Driver Door >> Circuit Description
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Circuit Description

The power window master switch monitors the condition of the power window motor to detect the position of the door glass by using pulse signals output from the 2 pulse sensors in the power window motor.

Fig 1: DTC Detection Condition Trouble Area Table
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