Power Door Lock Control System: Inspection

WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT FRONT DOOR W/MOTOR LOCK ASSY LH

Apply battery voltage and inspect operation of the door lock motor.
Standard:

Fig 1: Inspecting Operation Of Door Lock Motor Table (LH)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If operation is not as specified, replace the door lock assy.

Inspect the resistance of the position switch.

Standard:

DOOR LOCK RESISTANCE SPECIFICATION (LH)

Terminal No.	Door Lock Position	Specified Condition
7 - 8	Lock	10 kΩ or higher
7 - 8	Unlock	Below 1 Ω

If the result is not as specified, replace the door lock assy.

Fig 2: Inspecting Resistance Of Position Switch

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Inspect the resistance of the door lock and unlock switch.
Standard:

DOOR LOCK AND UNLOCK SWITCH RESISTANCE SPECIFICATION (LH)

Terminal No.	Door Lock Position	Specified Condition
7 - 9	Lock	Below 1 Ω
7-9, 7 - 10	OFF	-
7 - 10	Unlock	Below 1 Ω

If the result is not as specified, replace the door lock assy.

Fig 3: Inspecting Resistance Of Door Lock & Unlock Switch

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT FRONT DOOR W/MOTOR LOCK ASSY RH

Apply battery voltage and inspect operation of the door lock motor.
Standard:

Fig 4: Inspecting Operation Of Door Lock Motor Table
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If operation is not as specified, replace the door lock and unlock switch assy.

Inspect the resistance of the position switch.

Standard:

DOOR LOCK RESISTANCE SPECIFICATION (RH)

Terminal No.	Door Lock Position	Specified Condition
7-8	Lock	10 kΩ or higher
7-8	Unlock	Below 1 Ω

If the result is not as specified, replace the door lock assy.

Fig 5: Inspecting Resistance Of Position Switch

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Inspect the resistance of the door lock and unlock switch.
Standard:

DOOR LOCK AND UNLOCK SWITCH RESISTANCE SPECIFICATION (RH)

Terminal No.	Door Lock Position	Specified Condition
6 - 8	Lock	Below 1 Ω
5 - 8, 6 - 8	OFF	-
5 - 8	Unlock	Below 1 Ω

If the result is not as specified, replace the door lock assy.

Fig 6: Inspecting Resistance Of Door Lock & Unlock Switch

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT REAR DOOR LOCK ACTUATOR ASSY LH

Apply battery voltage and inspect operation of the door lock motor.
Standard:

Fig 7: Inspecting Operation Of Door Lock Motor Table (LH)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If operation is not as specified, replace the door lock assy.
Inspect the resistance of the position switch.
Standard:

REAR DOOR LOCK ACTUATOR RESISTANCE SPECIFICATION (LH)

Terminal No.	Door Lock Position	Specified Condition
1 - 4	Lock	10 kΩ or higher
1 - 4	Unlock	Below 1 Ω

If the result is not as specified, replace the door lock assy.

Fig 8: Inspecting Rear Door Lock Actuator Assy LH

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT REAR DOOR LOCK ACTUATOR ASSY RH

Apply battery voltage and inspect operation of the door lock motor.
Standard:

Fig 9: Inspecting Operation OF Door Lock Motor (RH)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If operation is not as specified, replace the door lock assy.
Inspect the resistance of the position switch.
Standard:

REAR DOOR LOCK ACTUATOR RESISTANCE SPECIFICATION (RH)

Terminal No.	Door Lock Position	Specified Condition
1 - 4	Lock	10 kΩ or higher
1 - 4	Unlock	Below 1 Ω

If the result is not as specified, replace the door lock assy.

Fig 10: Inspecting Rear Door Lock Actuator Assy RH

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT BACK DOOR LOCK ASSY (W/O CLOSER)

Check operation of the door lock.
1. Using a screwdriver, push the latch in order to put the back door lock in the locked condition (full-latch position).
2. Connect the battery positive (+) lead to terminal 3 and the battery negative (-) lead to terminal 1. Then, check operation of the latch.
  Standard: The latch turns to the open-latch position
  
  If operation is not as specified, replace the door lock assy.
  
  Fig 11: Connecting Battery To Terminals 3 And 1
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Inspect motor operation when battery voltage is applied to the terminals.
Standard:

Fig 12: Checking Operation Of Door Lock Table (W/O Closer)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

If operation is not as specified, replace the door lock assy.
Check the back door courtesy switch resistance.
1. Check the resistance between the terminals of the courtesy switch.
Standard:

BACK DOOR COURTESY SWITCH RESISTANCE SPECIFICATION (W/O CLOSER)

Door Lock Latch Position	Terminal No.	Specified Condition
Open-latch position	5 - 6	Below 1 Ω
Full-latch position	5 - 6	10 kΩ or higher

If the result is not as specified, replace the door lock assy.

INSPECT BACK DOOR LOCK ASSY (W/ CLOSER)

Check operation of the door lock.
1. Using a screwdriver, push the latch in order to put the back door lock in the locked condition (full-latch position).
2. Connect the battery positive (+) lead to terminal 1 and the battery negative (-) lead to terminal 2. Then, check operation of the latch.
  Standard: The latch turns to the open-latch position
  
  Fig 13: Connecting Batter To Terminals 1 And 2 (W/Closer)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Inspect motor operation when battery voltage is applied to the terminals.
Standard:

If operation is not as specified, replace the door lock assy.

Fig 14: Inspecting Back Door Lock Assy (W/Closer - 1 Of 2)
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Check the back door courtesy switch resistance.

Check the resistance between the terminals of the courtesy switch.

Standard:

BACK DOOR COURTESY SWITCH RESISTANCE SPECIFICATION

Door Lock Latch Position	Terminal No.	Specified Condition
Open-latch position, Half-latch position	3 - 4	Below 1 Ω
Full-latch position, Over-latch position	3 - 4	10 kΩ or higher

If the result is not as specified, replace the door lock assy.

Check the back door latch switch resistance.

Check the resistance between the terminals of the latch switch.

Standard:

BACK DOOR LATCH SWITCH RESISTANCE SPECIFICATION

Door Lock Latch Position	Terminal No.	Specified Condition
Open-latch position, Over-latch position	4 - 5	Below 1 Ω
Half-latch position, Full-latch position	4 - 5	10 kΩ or higher

If the result is not as specified, replace the door lock assy.

Check the position switch resistance.
1. Connect the battery positive (+) lead to connector terminal 1 and the negative (-) lead to connector terminal 2.
Standard:

POSITION SWITCH RESISTANCE SPECIFICATION

Door Lock Latch Position	Terminal No.	Specified Condition
Any position other than motor stop position (Motor in operation)	4 - 6	Below 1 Ω
Motor stop position (Gear in original position)	4 - 6	10 kΩ or higher

If the result is not as specified, replace the door lock assy.

Fig 15: Inspecting Back Door Lock Assy (W/Closer - 2 Of 2)

INSPECT POWER WINDOW REGULATOR MASTER SWITCH ASSY

Inspect the resistance of the switch.
Standard:

POWER WINDOW REGULATOR MASTER SWITCH

Terminal No.	Switch Position	Specified Condition
1 - 5	Lock	Below 1 Ω
1 - 5, 1 - 8	OFF	10 kΩ or higher
1 - 8	Unlock	Below 1 Ω

If the result is not as specified, replace the switch assy.

Fig 16: Inspecting Power Window Regulator Master Switch Assy

INSPECT DOOR CONTROL SWITCH ASSY

Inspect the resistance of the switch.
Standard:

DOOR CONTROL SWITCH

Terminal No.	Switch Position	Specified Condition
3 - 6	Lock	Below 1 Ω
3 - 5, 3 - 6	OFF	10 kΩ or higher
3 - 5	Unlock	Below 1 Ω

If the result is not as specified, replace the switch assy.

Fig 17: Inspecting Door Control Switch Assy