Power Window Control System - Front Passenger Side Power Window Switch Power Source Circuit

Lexus IS250 IS220d GSE20 ALE20 - WINDSHIELD / WINDOWGLASS

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK WIRE HARNESS (MPX SWITCH - BATTERY AND BODY GROUND)

POWER WINDOW CONTROL SYSTEM - Front Passenger Side Power Window Switch Power Source Circuit

DESCRIPTION

This circuit supplies power to operate the multiplex network switch.


WIRING DIAGRAM

Power Window Control System - Front Passenger Side Power Window Switch Power Source Circuit. WINDSHIELD / WINDOWGLASS. Lexus IS250 IS220d GSE20 ALE20

INSPECTION PROCEDURE

1.CHECK WIRE HARNESS (MPX SWITCH - BATTERY AND BODY GROUND)
Power Window Control System - Front Passenger Side Power Window Switch Power Source Circuit. WINDSHIELD / WINDOWGLASS. Lexus IS250 IS220d GSE20 ALE20

Disconnect the M16 (*L13) connector.

Measure the voltage and resistance according to the value(s) in the table below.


(* ): RHD models

  • Voltage:
  • Tester ConnectionConditionSpecified Condition
    12 (BDR) - Body groundAlways10 to 14 V
  • Resistance:
  • Tester ConnectionConditionSpecified Condition
    7 (GND) - Body groundAlwaysBelow 1 Ω
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE