System Diagram

System Description

The seat belt warning lamp (1) will remind the driver if the driver or
front passenger seat belt should be buckled. The system works in
conjunction
with the occupant classification system. Refer to SRC-
10, "Occupant
Classification System (OCS)".
Passenger Seat Belt Warning System Operation

Component Parts Location
Occupant classification system
On board diagnostic (OBD) systemA-bag branch line circuit
Diagnosis Procedure
WARNING:
Always observe the following items for preventing accidental
activation.
Before servicing, turn ignition switch OFF, disconnect battery negative
terminal, and wait 3 minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measu ...
Main line between A-bag and ABS circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and
loose connection (connector side
and harness side).
Harness connector M1
Harness connect ...
Squeak and rattle trouble diagnoses
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine the conditions that exist
when the noise occurs. Use the Diagnostic Worksheet during the interview to
document the facts and conditions when the noise occurs and any customer's
comments; refer to RF-144, "Diagnos ...