Component Testing

Ignition OFF, disconnect the harness connector at the B153D Seat Belt Buckle-Driver, buckle the driver seat belt.
Test for infinite resistance between the signal circuit terminal 1 and the low reference terminal 2.
- If not infinite resistance
  Replace the B153D Seat Belt Buckle-Driver.
- If infinite resistance
Unbuckle the driver seat belt.
Test for less than 1 Ω between the signal circuit terminal 1 and the low reference terminal 2.
- If 1 Ω or greater
  Replace the B153D Seat Belt Buckle-Driver.
- If less than 1 Ω
All OK.