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Home >> Toyota >> 2001 >> Sienna CE >> Repair and Diagnosis >> External Pages >> Different car >> Section 468 (Driver Door Control System - Diagnosis) >> Circuit Inspection >> DTC B1232 Jam protection pulse switch circuit on driver door >> Inspection Procedure

Inspection Procedure

WARNING: This page is about a different car, the 2003 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. Whether or not this DTC is cleared when the power window is moved from fully-closed to fully-opened condition. 
    1. YES : It is suspected that the DTC was detected by ECU with any failure in the past. 
    2. NO : Go to next step. 
  2. Check jam protection pulse switch (See  INSPECTION  ). 
    1. NG : Replace power window motor. 
    2. OK : Go to next step. 
  3. Check wire harness and connector between jam protection pulse switch and driver door ECU (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
    1. NG : Repair or replace wire harness or connector. 
    2. OK : Replace driver door ECU (See  HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE  ). 
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