Seat Belt Pretensioner (BPT). Description and operation Description The Seat Belt Pretensioners (BPT) are installed inside center pillar (LH & RH).
Specifications Item Specification Master cylinder Type Tandem I.
Inspection 1. Emit intensive light toward the photo sensor using a lamp, and check the output voltage change. 2. The voltage will rise with higher intensive light and reduce with lower intensive light.
Inspection 1. Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature. 1. Ambient Sensor (+) 2.