Electric Tension Reducer System (Driver): Inspection

INSPECT TENSION REDUCER SOLENOID OPERATION
1. Connect the positive (+) lead from the battery to terminal 1, and the negative (-) lead to terminal 2.
2. Pull the belt upward and check that the belt is slowly retracted when released.
  
  Fig 1: Inspecting Tension Reducer Solenoid Operation (1 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  Fig 2: Inspecting Tension Reducer Solenoid Operation (2 Of 2)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Disconnect the lead from the battery.
4. Pull the belt upward and check that the belt is retracted more quickly when released than in (b).
HINT:

Do not tilt the retractor.

If the operation is not as specified, replace the front seat outer belt assembly.

CAUTION: Must not charge the connector terminal of the pretensioner. The pretensioner may work resulting in an unexpected injury.
Driver side: INSPECT BUCKLE SWITCH CONTINUITY
1. Check that continuity exists between terminals 1 and 3 on the switch side connector with the switch ON (belt fastened).
2. Check that no continuity exists between terminals 1 and 2 on the switch side connector with the switch OFF (belt unfastened).
3. Check that no continuity 1 and 2 (belt fastened).
4. Check that continuity 1 and 2 (belt unfastened).
  
  Fig 3: Inspecting Buckle Switch Continuity
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
If the operation is not as specified, replace the switch.