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1、WINDSHIELD / WINDOWGLASS POWER WINDOW CONTROL SYSTEMWS1WSBODYWINDSHIELD / WINDOWGLASSPOWER WINDOW CONTROL SYSTEMPARTS LOCATIONPOWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY(INSTRUMENT PANEL J/B)MAIN BODY ECU- POWER FUSE- RR DOOR LH FUSE- RR DOOR RH FUSEPOWER WINDOW REGULATOR SWITCH ASSEMBLY (REAR LH)
2、POWER WINDOW REGULATOR SWITCH ASSEMBLY (REAR RH)POWER WINDOW REGULATOR SWITCH ASSEMBLY (FRONT RH)B137050E01WSWS2WINDSHIELD / WINDOWGLASS POWER WINDOW CONTROL SYSTEMPOWER WINDOW REGULATOR MOTORPOWER WINDOW REGULATOR MOTORPOWER WINDOW REGULATOR MOTORPOWER WINDOW REGULA-TOR MOTOR(FRONT LH)DOOR COURTESY
3、 SWITCH (FRONT LH)DOOR COURTESY SWITCH (REAR LH)DOOR COURTESY SWITCH (FRONT RH)DOOR COURTESY SWITCH (REAR RH)(FRONT RH)(REAR RH)(REAR LH)B137082E01WINDSHIELD / WINDOWGLASS POWER WINDOW CONTROL SYSTEMWS3WSSYSTEM DIAGRAMPower Window Regulator Master Switch AssemblyPower Window Regulator Switch Assembl
4、y (Front RH)Power Window Regulator Motorfrom POWER fuse BSUSDPUPDBUDPower Window Regulator Switch Assembly (Rear RH)Power Window Regulator Motorfrom RR DOOR RH fusefrom POWER fusefrom RR DOOR LH fusefrom PWR fuse*1: without Jam Protection*2: with Jam ProtectionMain Body ECU: LIN Communication LineBS
5、USDUDPower Window Regulator Switch Assembly (Rear LH)Power Window Regulator MotorPower Window Regulator Motor (Front LH)Power Window Regulator Motor (Front LH)BSUSDRRURRDRLURLDBEELINLINDWN1AUTOLEDAUTOLED(*1)(*1)(*2)(*2)(*2)(*2)(*2)(*2)(*2)UP1DNUPUDB137051E01WSWS4WINDSHIELD / WINDOWGLASS POWER WINDOW
6、 CONTROL SYSTEMSYSTEM DESCRIPTION1. POWER WINDOW CONTROL SYSTEM DESCRIPTION(a) The power window control system controls the power window operation using the power window regulator motors. The main controls of this system are the power window regulator master switch, which is mounted on the driver si
7、de door, and the power window regulator switches, which are mounted on the passenger side door and rear doors. Operating a window switch results in electrical power being transmitted to the corresponding power window regulator motor.(b) The power window control system has the following functions:*:
8、with Jam ProtectionFunction OutlineManual up-and-down functionFunction that causes window to go up while power window switch is being pulled halfway up and to go down while pushed halfway down. Window stops as soon as the switch is released.Drivers door auto up-and-down function *Function that enabl
9、es windows of drivers doors to be fully opened or closed by one press of power window switch.Jam protection functionFunction that automatically stops power window and moves it downward if a foreign object gets jammed in door window during auto-up operation.Remote control functionFunction that allows
10、 power window master switch to control MANUAL up-and-down operations of front passenger door window and rear door windows.Key-off operation functionFunction that makes it possible to operate power window for approx. 45 seconds after ignition switch is turned on (ACC) or off, if either front door is
11、not opened.Key-linked up-and-down functionFunction that causes window to go up while drivers door key is turned to lock side for more than 1.5 seconds and to go down while turned to unlock side for more than 1.5 seconds. Window stops as soon as the key is returned to original position.DiagnosisFunct
12、ion that allows the power window switch to make a diagnosis for failed section when power window switch detects a malfunction in power window system. Power window switch light comes on or blinks to inform driver.Fail-safeA fail-safe function to disable a part of power window functions if pulse senso
13、r in power window motor has a malfunction:Drivers door auto up-and-down function and remote control function are disabled.WINDSHIELD / WINDOWGLASS POWER WINDOW CONTROL SYSTEMWS5WSHOW TO PROCEED WITH TROUBLESHOOTINGHINT: Use the following procedure to troubleshoot the power window control system. The
14、 intelligent tester should be used in steps 3 and 5.NEXTNEXT(a) Use the intelligent tester, inspect the LIN communication function to ensure there are no malfunctions in the communication system.ResultBAHINT:See page WS-9.NEXT(a) Data list/Active testHINT:See page WS-17.(b) Circuit inspection(c) Ter
15、minal of ECUHINT:See page WS-9.NEXT1 VEHICLE BROUGHT TO WORKSHOP2 CUSTOMER PROBLEM ANALYSIS CHECK AND SYMPTOM CHECK3 CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEMResult Proceed toNo DTCs output ADTCs output BGO TO DIAGNOSIS TROUBLE CODE CHART4 PROBLEM SYMPTOMS TABLE5 OVERALL ANALYSIS AND
16、TROUBLESHOOTINGWSWS6WINDSHIELD / WINDOWGLASS POWER WINDOW CONTROL SYSTEMNEXTHINT:See page WS-8.NEXTOPERATION CHECK1. CHECK WINDOW LOCK SWITCH(a) Check that the front passenger side power window and rear power windows operation are disabled when the window lock switch of the power window master switch is pressed.Standard:Front passenger side power window and rear power windows operation are disabled.(b) Check that the front pass
