Seat Belt Retractor: Testing and Inspection
RETRACTOR INSPECTIONSeat belts and attaching parts can affect the vital components and systems of a vehicle. Therefore, they should be inspected carefully and replaced with genuine parts only.
Seat belt
Seat Belt Strap (Driver Side)
Check driver side seat belt strap switch for continuity by using ohm-meter.
Without inserted buckle tongue to buckle catch:
Terminal "A" and "B": Continuity
With inserted buckle tongue to buckle catch:
Terminal "A" and "B": No continuity (infinity ohm)
Automatic Locking Retractor (ALR)
Seat belts with ALR (other than driver side seat belt), check them as follows in addition to above check.
- With vehicle at stop, pull seat belt all the way out, let it retract a little and try to pull it. It should not be pulled out, that is, it should be locked where retracted.
- Let seat belt retract to its original state. Next, pull it half way out, let it retract a little and try to pull it again. It should be pulled out smoothly, that is it should not be locked at this time.