Front Door Lock: Inspection: Inspection

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT FRONT DOOR LOCK ASSEMBLY LH

Remove the front door lock assembly LH.

Fig 1: Inspecting Front Door Lock Assembly LH
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Apply battery voltage to the door lock and check operation of the door lock motor.

Measurement Condition	Specified Condition
Battery positive (+) → Terminal 4 Battery negative (-) → Terminal 1	Lock
Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 4	Unlock

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

Measure the resistance of the door key lock and unlock switch.

Fig 2: Inspecting Door Key Lock And Unlock Switch LH

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Resistance

Tester Connection	Door Lock Condition	Specified Condition
9 - 7	Lock	10 kΩ or higher
10 - 7	Unlock	Below 1 Ω

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

Measure the resistance of the door unlock detection switch.

Fig 3: Inspecting Door Unlock Detection Switch LH

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Resistance

Tester Connection	Door Lock Condition	Specified Condition
Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 4	ON (Door lock set to UNLOCK)	7 - 8 (Below 1 Ω)
Battery positive (+) → Terminal 4 Battery negative (-) → Terminal 1	OFF (Door lock set to LOCK)	7 - 8 (10 kΩ or higher)

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

INSPECT FRONT DOOR LOCK ASSEMBLY RH

Remove the front door lock assembly RH.

Fig 4: Inspecting Front Door Lock Assembly RH
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Apply battery voltage to the door lock and check operation of the door lock motor.

Measurement Condition	Specified Condition
Battery positive (+) → Terminal 4 Battery negative (-) → Terminal 1	Lock
Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 4	Unlock

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

Measure the resistance of the door unlock detection switch.

Fig 5: Inspecting Door Unlock Detection Switch RH

Resistance

Tester Connection	Door Lock Condition	Specified Condition
Battery positive (+) → Terminal 1 Battery negative (-) → Terminal 4	ON (Door lock set to UNLOCK)	7 - 8 (Below 1 Ω)
Battery positive (+) → Terminal 4 Battery negative (-) → Terminal 1	OFF (Door lock set to LOCK)	7 - 8 (10 kΩ or higher)

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