Seat Belt Switch Inspection

Preparation tool: 

Circuit tester

• Driver's seat

  Check the resistance between the terminals when the seat belt inner - front is in each of the following operation conditions.

  Terminal No.	Inspection conditions	Standard	Circuit
  2 - 1	Tongue plate inserted	Less than 1 Ω
  2 - 1	Tongue plate detached	10 kΩ or more

  Replace the seat belt inner - front if the inspection result is not within the standard.

• Passenger's seat

  Check the current between the terminals when the seat belt inner - front is in each of the following operation conditions.

Terminal No.	Inspection conditions	Standard	Circuit
1 - 2	Tongue plate inserted	12 - 18 mA
1 - 2	Tongue plate detached	4 - 7 mA

Replace the seat belt inner - front if the inspection result is not within the standard.