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Home >> Lexus >> 2003 >> SC 430 >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System - Diagnosis >> DTC B1233 Jam Protection Limit Switch Circuit On Passenger Door, DTC B1234 Jam Protection Pulse Switch Circuit On Passenger Door >> Inspection Procedure

Inspection Procedure

  1. CHECK WIRE HARNESS (ECU <--> POWER WINDOW REGULATOR MOTOR RH) 
    1. Disconnect the P11 ECU and P16 power window motor RH connectors.
    2. Check the continuity between the connector terminals of P11 and P16.

      Standard: 

      Limit switch 

      LIMIT SWITCH CONTINUITY CONDITIONS REFERENCE

      Symbols (Terminal No.) Specified condition
      LMT (P11-10) <--> LMT (P16-2) Continuity
      SGND(P11-11) <-->E (P16-6) Continuity

      Pulse sensor 

      PULSE SENSOR CONTINUITY CONDITIONS REFERENCE

      Symbols (Terminal No.) Specified condition
      PLS (P11-21) <--> PLS (P16-5) Continuity
      SGND (P11-11) <--> E (P16-6) Continuity
      Fig 1: Checking Wire Harness (ECU)
      G03370795Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG: REPAIR OR REPLACE HARNESS AND CONNECTOR 
    2. OK: REPLACE POWER WINDOW REGULATOR MOTOR ASSY RH 
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