Section 213 (Power Door Lock Control System - Diagnosis): Inspection

WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSY
1. Measure the resistance of the door control switch.
  Standard:
  
  Fig 1: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 2: Inspecting Power Window Regulator Master Switch Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the switch assy.
INSPECT DOOR CONTROL SWITCH ASSY
1. Measure the resistance of the switch.
  Standard:
  
  Fig 3: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 4: Inspecting Door Control Switch Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the switch assy.
w/o Door closer: INSPECT FRONT DOOR LOCK ASSY LH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 5: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 6: Inspecting Front Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 7: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 8: Inspecting Front Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
3. Measure the resistance of the door lock and unlock switch.
  Standard:
  
  Fig 9: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.
w/o Door closer: INSPECT FRONT DOOR LOCK ASSY RH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 10: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 11: Inspecting Front Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 12: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 13: Inspecting Front Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.
w/o Door closer: INSPECT REAR DOOR LOCK ASSY LH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 14: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 15: Inspecting Rear Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 16: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 17: Inspecting Rear Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.
w/o Door closer: INSPECT REAR DOOR LOCK ASSY RH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 18: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 19: Inspecting Rear Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
Fig 20: Terminals Resistance Reference Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 21: Inspecting Rear Door Lock Assy RH
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If the result is not as specified, replace the door lock assy.
w/ Door closer: INSPECT FRONT DOOR LOCK ASSY LH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 22: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 23: Inspecting Front Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 24: Unlock Detection Switch Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 25: Door Lock And Unlock Switch Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
3. Measure the resistance of the door lock and unlock switch.
  Standard:
  
  Fig 26: Inspecting Front Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.
w/ Door closer: INSPECT FRONT DOOR LOCK ASSY RH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 27: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 28: Inspecting Front Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 29: Unlock Detection Switch Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 30: Inspecting Front Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.
w/ Door closer: INSPECT REAR DOOR LOCK ASSY LH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 31: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 32: Inspecting Rear Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 33: Unlock Detection Switch Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 34: Inspecting Rear Door Lock Assy LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.
w/ Door closer: INSPECT REAR DOOR LOCK ASSY RH
1. Apply battery voltage to the door lock and check operation of the door lock motor.
  OK:
  
  Fig 35: Measurement Condition Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 36: Inspecting Rear Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  If the result is not as specified, replace the door lock assy.
2. Measure the resistance of the unlock detection switch.
  Standard:
  
  Fig 37: Terminals Resistance Reference Chart
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 38: Inspecting Rear Door Lock Assy RH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the result is not as specified, replace the door lock assy.