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Power Window Control System (Diagnostic Codes & Symptom Tests): Other Lexus GX J150

Windows ~2927 words

PROCEDURE

  1. PERFORM ACTIVE TEST USING TECHSTREAM (POWER WINDOW) Select the Active Test, use the Techstream to generate a control command, and then check that each door window regulator operates. Refer to «DATA LIST / ACTIVE TEST»(ref-524122-S04183156302013012800000) . WARNING: Be careful to avoid injuries as this test causes vehicle parts to move. During the Active Test, the jam protection function does not operate. D-DOOR MOTOR Tester Display Test Part Control Range Diagnostic Note Power Window Driver side power window OFF/UP/DOWN - P-DOOR MOTOR Tester Display Test Part Control Range Diagnostic Note Power Window Passenger side power window OFF/UP/DOWN - RL-DOOR MOTOR Tester Display Test Part Control Range Diagnostic Note Power Window Rear LH side power window OFF/UP/DOWN - RR-DOOR MOTOR Tester Display Test Part Control Range Diagnostic Note Power Window Rear RH side power window OFF/UP/DOWN - OK Each power window regulator motor operates. RESULT Result Proceed to OK A NG (Front power window LH) B NG (Front power window RH) C NG (Rear power window LH) D NG (Rear power window RH) E B --> See step 4 C --> See step 5 D --> See step 6 E --> See step 7 A: Go to next step
  2. PERFORM INITIALIZATION Initialize the power window regulator motor assembly. Refer to «INITIALIZATION»(ref-524122-S26238199112013012800000) . Check that each power window operates normally by opening and closing the window. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . HINT: Each power window operates normally. NEXT: Go to next step
  3. CHECK WHETHER PARTS HAVE BEEN INSTALLED CORRECTLY Check that the power window components are installed correctly. OK Power window components are installed correctly. HINT: If the power window components are installed correctly, the problem has been caused by battery disconnection while the engine switch was on (IG), or the motor being overheated. NG --> INSTALL PARTS CORRECTLY OK --> END
  4. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  5. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  6. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  7. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  1. PERFORM INITIALIZATION (APPLICABLE LOCATION) Initialize the power window regulator motor. Refer to «INITIALIZATION»(ref-524122-S26238199112013012800000) . NEXT: Go to next step
  2. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . OK DTC B2313 is not output RESULT Result Proceed to No DTCs output A DTC output (Front power window LH) B DTC output (Front power window RH) C DTC output (Rear power window LH) D DTC output (Rear power window RH) E B --> See step 3 C --> See step 4 D --> See step 5 E --> See step 6 A --> END (POWER WINDOW CONTROL SYSTEM WAS NOT INITIALIZED)
  3. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  4. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  5. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  6. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  1. CHECK LIN COMMUNICATION SYSTEM Check for LIN communication system DTCs related to the power window control system. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-524330-S27084996322013012800000) . OK LIN communication system DTCs are not output. NG --> See step 4 OK: Go to next step
  2. CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY (WINDOW LOCK SWITCH) Turn the window lock switch off and operate the switches on the multiplex network master switch. Check that the remote up/down function operates. Refer to «REMOVAL»(ref-524356-S19553251942013012800000) . OK Remote up/down function operates. NG --> See step 3 OK --> END
  3. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY. Refer to «REMOVAL»(ref-524356-S19553251942013012800000)
  4. GO TO LIN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-524330-S27084996322013012800000)
  1. CHECK FOR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . Check for DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . RESULT Result Proceed to DTC is not output A DTC B2311 is output B DTC B2312 is output C DTC B2313 is output D LIN communication system DTCs are output E B --> See step 9 C --> See step 6 D --> See step 7 E --> See step 5 A: Go to next step
  2. CHECK MANUAL UP/DOWN FUNCTION Check that the front power window moves when the manual up/down function of the multiplex network master switch is operated. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Front power window moves. NG --> See step 8 OK: Go to next step
  3. READ VALUE USING TECHSTREAM (MULTIPLEX NETWORK MASTER SWITCH) Use the Data List to check if the multiplex network master switch is functioning properly. Refer to «DATA LIST / ACTIVE TEST»(ref-524122-S04183156302013012800000) . MASTER SWITCH Tester Display Measurement Item/Range Normal Condition Diagnostic Note D Door P/W Auto SW Driver side power window auto up/down signal / ON or OFF ON: Driver side power window auto up/down switch on power window regulator master switch operated OFF: Driver side power window switch on power window regulator master switch not operated - OK On tester screen, item changes between ON and OFF according to above chart. NG --> See step 4 OK --> See step 10
  4. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY. Refer to «REMOVAL»(ref-524305-S41918141882013012800000)
  5. GO TO LIN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-524330-S27084996322013012800000)
  6. GO TO DTC B2312. Refer to «DTC B2312: Power Window Switch Malfunction»(ref-524394-S22383748332013012800000)
  7. GO TO DTC B2313. Refer to «DTC B2313: Glass Position Initialization Incomplete»(ref-524394-S37727621452013012800000)
  8. GO TO "Driver Side Power Window does not Operate with Power Window Master Switch". Refer to «Driver Side Power Window does not Operate with Power Window Master Switch»(ref-524394-S39359012522013012800000)
  9. GO TO DTC B2311. Refer to «DTC B2311: Power Window Motor Malfunction»(ref-524394-S24614866002013012800000)
  10. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  1. CHECK FOR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . Check for DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . RESULT Result Proceed to DTC is not output A DTC B2311 is output B DTC B2312 is output C DTC B2313 is output D B --> See step 9 C --> See step 6 D --> See step 7 A: Go to next step
  2. CHECK MANUAL UP/DOWN FUNCTION (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH) Check that the manual up/down function using the rear power window regulator switch can operate the rear power window regulator motor. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Manual up/down function operates. NG --> See step 10 OK: Go to next step
  3. READ VALUE USING TECHSTREAM (REAR POWER WINDOW REGULATOR SWITCH LH) Use the Data List to check if the rear power window regulator is functioning properly. Refer to «DATA LIST / ACTIVE TEST»(ref-524122-S04183156302013012800000) . RL-DOOR MOTOR Tester Display Measurement Item/Range Normal Condition Diagnostic Note RL Door P/W Auto SW Rear power window LH auto up/down signal / ON or OFF ON: Rear power window LH auto up/down switch operated OFF: Rear power window LH switch not operated - OK On tester screen, item changes between ON and OFF according to above chart. NG --> See step 4 OK --> See step 11
  4. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH Remove the rear power window regulator switch. Refer to «REMOVAL»(ref-524356-S05478489102013012800000) . Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Switch Condition Specified Condition 4 (AUTO) - 5 (GND) Auto up/down operation Below 1 ohms 4 (AUTO) - 5 (GND) Not operated 10 kohms or higher NG --> See step 8 OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH LH - REAR POWER WINDOW REGULATOR MOTOR LH AND BODY GROUND) Disconnect the M2 rear power window regulator switch connector. Disconnect the M4 power window regulator motor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition M2-4 (AUTO) - M4-4 (AUTO) Always Below 1 ohms M2-5 (GND) - Body ground Always Below 1 ohms M2-4 (AUTO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 11
  6. GO TO DTC B2312. Refer to «DTC B2312: Power Window Switch Malfunction»(ref-524394-S22383748332013012800000)
  7. GO TO DTC B2313. Refer to «DTC B2313: Glass Position Initialization Incomplete»(ref-524394-S37727621452013012800000)
  8. REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S05478489102013012800000)
  9. GO TO DTC B2311. Refer to «DTC B2311: Power Window Motor Malfunction»(ref-524394-S24614866002013012800000)
  10. GO TO "Rear Power Window LH does not Operate with Rear Power Window Switch LH". Refer to «Rear Power Window LH does not Operate with Rear Power Window Switch LH»(ref-524394-S15461511082013012800000)
  11. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  1. CHECK FOR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . Check for DTCs. Refer to «DTC CHECK / CLEAR»(ref-524122-S21022408872013012800000) . RESULT Result Proceed to DTC is not output A DTC B2311 is output B DTC B2312 is output C DTC B2313 is output D B --> See step 10 C --> See step 7 D --> See step 8 A: Go to next step
  2. CHECK MANUAL UP/DOWN FUNCTION (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RH) Check that the manual up/down function using the rear power window regulator switch can operate the rear power window regulator motor. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Manual up/down function operates. NG --> See step 11 OK: Go to next step
  3. READ VALUE USING TECHSTREAM (REAR POWER WINDOW REGULATOR SWITCH RH) Use the Data List to check if the power window regulator is functioning properly. Refer to «DATA LIST / ACTIVE TEST»(ref-524122-S04183156302013012800000) . RR-DOOR MOTOR Tester Display Measurement Item/Range Normal Condition Diagnostic Note RR Door P/W Auto SW Rear power window RH auto up/down signal / ON or OFF ON: Rear power window RH auto up/down switch operated OFF: Rear power window RH switch not operated - OK On tester screen, item changes between ON and OFF according to above chart. NG --> See step 4 OK --> See step 6
  4. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RH Remove the rear power window regulator switch. Refer to «REMOVAL»(ref-524356-S05478489102013012800000) . Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Switch Condition Specified Condition 4 (AUTO) - 5 (GND) Auto up/down operation Below 1 ohms 4 (AUTO) - 5 (GND) Not operated 10 kohms or higher NG --> See step 9 OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH RH - REAR POWER WINDOW REGULATOR MOTOR RH AND BODY GROUND) Disconnect the L2 rear power window regulator switch connector. Disconnect the L4 power window regulator motor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition L2-4 (AUTO) - L4-4 (AUTO) Always Below 1 ohms L2-5 (GND) - Body ground Always Below 1 ohms L2-4 (AUTO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 6
  6. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  7. GO TO DTC B2312. Refer to «DTC B2312: Power Window Switch Malfunction»(ref-524394-S22383748332013012800000)
  8. GO TO DTC B2313. Refer to «DTC B2313: Glass Position Initialization Incomplete»(ref-524394-S37727621452013012800000)
  9. REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S05478489102013012800000)
  10. GO TO DTC B2311. Refer to «DTC B2311: Power Window Motor Malfunction»(ref-524394-S24614866002013012800000)
  11. GO TO "Rear Power Window RH does not Operate with Rear Power Window Switch RH". Refer to «Rear Power Window RH does not Operate with Rear Power Window Switch RH»(ref-524394-S23561514302013012800000)
  1. CHECK BASIC FUNCTION (WIRELESS AND POWER DOOR LOCK CONTROL SYSTEM) Check that the wireless transmitter and driver door key cylinder (key-linked switch) lock and unlock all the doors normally. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . RESULT Result Proceed to Transmitter and driver door key cylinder operate normally A Transmitter does not operate normally B Driver door key cylinder does not operate normally C B --> See step 4 C --> See step 5 A: Go to next step
  2. CHECK MANUAL UP/DOWN FUNCTION Check that the manual up/down function using the multiplex network master switches and power window regulator switch can operate all the power windows. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Manual up/down function is normal. NG --> See step 6 OK: Go to next step
  3. CHECK REMOTE UP/DOWN FUNCTION Check that the remote up/down function using the multiplex network master switch operates the power windows. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Remote up/down function is normal. NG --> See step 6 OK --> See step 7
  4. GO TO WIRELESS DOOR LOCK CONTROL SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-524114-S23741165252013012800000)
  5. GO TO POWER DOOR LOCK CONTROL SYSTEM. Refer to «PROBLEM SYMPTOMS TABLE»(ref-524122-S30310640052013012800000)
  6. GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table). Refer to «PROBLEM SYMPTOMS TABLE»(ref-524122-S30310640052013012800000)
  7. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL»(ref-524305-S41918141882013012800000)
  1. CHECK LIN COMMUNICATION SYSTEM Check for LIN communication system DTCs related to the power window control system. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-524330-S27084996322013012800000) . OK LIN communication system DTCs are not output. NG --> See step 8 OK: Go to next step
  2. CHECK POWER WINDOW OPERATION FUNCTION AFTER ENGINE SWITCH TURNED OFF Check the power window operation function after the engine switch is turned off. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . RESULT Result Proceed to Front side door is opened within 43 sec. but power windows can still operate A 43 sec. pass and power windows can still operate B B --> See step 7 A: Go to next step
  3. READ VALUE USING TECHSTREAM (FRONT DOOR COURTESY LIGHT SWITCH) Use the Data List to check if the main body ECU (multiplex network body ECU) is functioning properly. Refer to «DATA LIST / ACTIVE TEST»(ref-524122-S04183156302013012800000) . MAIN BODY Tester Display Measurement Item/Range Normal Condition Diagnostic Note FL Door Courtesy SW Front door courtesy light switch LH signal / ON or OFF ON: Front door LH closed OFF: Front door LH open - FR Door Courtesy SW Front door courtesy light switch RH signal / ON or OFF ON: Front door RH closed OFF: Front door RH open - OK On tester screen, each item changes between ON and OFF according to above chart. NG --> See step 4 OK --> See step 7
  4. CHECK FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY Open a front door and check that the map light illuminates. Refer to «DATA LIST / ACTIVE TEST»(ref-524122-S04183156302013012800000) . OK Map light illuminates. NG --> See step 6 OK: Go to next step
  5. CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY Temporarily replace the driver side junction block with a new or normally functioning one. Check the front door open and close function. NG --> See step 7 OK --> END (DRIVER SIDE JUNCTION BLOCK ASSEMBLY IS DEFECTIVE)
  6. REPLACE FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY. Refer to «REMOVAL»(ref-524299-S22909965472013012800000)
  7. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL»(ref-524305-S41918141882013012800000)
  8. GO TO LIN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING»(ref-524330-S27084996322013012800000)
  1. PERFORM INITIALIZATION (APPLICABLE LOCATION) Initialize the power window regulator motor (applicable location). Refer to «INITIALIZATION»(ref-524122-S26238199112013012800000) . NEXT: Go to next step
  2. CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP/DOWN FUNCTION (APPLICABLE LOCATION)) Check that all door power windows move when the auto up/down function of the multiplex network master switch and power window regulator switch (for rear LH and rear RH sides) is operated. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Auto up/down function is normal (applicable location). NG --> See step 3 OK --> INSTALL WINDOW GLASS CORRECTLY (REMOVE FOREIGN OBJECTS CAUSING IMPROPER FIT OR REPLACE PARTS)
  3. CHECK WINDOW GLASS SLIDING MOVEMENT (APPLICABLE LOCATION) Remove the power window regulator motor. Install the window glass to the door glass run. Check if the power window regulator operates smoothly. Check that the window glass slides smoothly when sliding it up by hand. OK Window glass slides smoothly. HINT: Make sure that the following conditions are met: The window glass fits with the glass run without improper contact or deformation. Foreign objects are not caught in the glass run. WARNING: Perform initialization again. RESULT Result Proceed to OK A NG (Front power window LH) B NG (Front power window RH) C NG (Rear power window LH) D NG (Rear power window RH) E B --> See step 4 C --> See step 5 D --> See step 6 E --> See step 7 A --> END (PROBLEM DUE TO INITIALIZATION FAILURE)
  4. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  5. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  6. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  7. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  1. PERFORM INITIALIZATION Initialize the power window regulator motor. Refer to «INITIALIZATION»(ref-524122-S26238199112013012800000) . Check if the power window auto up/down function operates. Refer to «OPERATION CHECK»(ref-524122-S08097623332013012800000) . OK Auto up/down function operates. NG --> END (PROBLEM DUE TO INITIALIZATION FAILURE) OK: Go to next step
  2. CHECK JAM PROTECTION FUNCTION OPERATING RANGE Check if the jam protection function operates for applicable power window. HINT: The jam protection function does not operate between the fully closed position of the door glass and the position 4 mm (0.157 in.) below that. OK Jam protection function operates. RESULT Result Proceed to OK A NG (Front power window LH) B NG (Front power window RH) C NG (Rear power window LH) D NG (Rear power window RH) E B --> See step 3 C --> See step 5 D --> See step 4 E --> See step 6 A --> END
  3. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  4. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)
  5. REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S15528468862013012800000)
  6. REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH. Refer to «REMOVAL»(ref-524356-S39266463242013012800000)

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