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Toyota Workshop Service and Repair Manuals

Seat Belt Tensioner > < Component Tests and General Diagnostics
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Seat Belt Reminder Lamp: Pinout Values and Diagnostic Parameters

U1 UNLOCK WARNING SW

1 - 2 : Closed with the ignition key in cylinder

B8 BUCKLE SW

1 - 2 : Closed with the driver's seat belt in use

I11(A) INTEGRATION RELAY

9 - GROUND

: Approx. 12 volts with the ignition SW at ON position

7 - GROUND

: Always continuity

(A) 5 - GROUND: Continuity with the driver's seat belt in use

(A) 4 - GROUND: Continuity with the ignition key in cylinder

(A) 3 - GROUND: Always approx. 12 volts

8 - GROUND

: Continuity with the front LH door open

Seat Belt Tensioner > < Component Tests and General Diagnostics