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Home >> Lexus >> 2003 >> LS 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 605 (Power Window Control System - Diagnosis) >> DTC B1231, B1232: Jam Protection Limit Switch Circuit On Driver Side Door, Jam Protection Pulse Sensor Circuit On Driver Side Door >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

These DTCs are output when the driver's door power window regulator motor circuit is malfunctioning.

Fig 1: Jam Protection Limit Switch\Pulse Sensor Circuit On Driver Side Door - Circuit Description Chart
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