Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Combination meter / Seat belt warning lamp for front passenger’s seat
does not flash
Toyota Corolla (E120): Seat belt warning lamp for front passenger’s seat does not flash
Wiring diagram

Inspection procedure
1 Inspect combination meter assy

- Ground terminal c9–11 on the combination meter side.
- check that the warning lightlights up.
Ok: warning light lights up.


2 Inspect passenger seat belt warning lamp assy

- Ground terminal c9–6 on the combination meter side.
- check that the warning lightlights up.
Ok: warning light lights up.


Check and replace combination meter assy
3 Inspect front seat inner belt assy rh

- Check continuity.
- Disconnect the front seat inner belt assy.
- Check the continuity in between terminals 1 and 2
of front seat inner belt assy rh.
Ok:



4 Inspect separate seat type front seat cushion pad

- Disconnect the separate type front seat cushion pad.
- check continuity separate type front seat cushion pad.



Repair or replace harness and connector
Other materials:
Terminals of ecu
Oscilloscope wave (*1)
Hint:
terminal: od – gnd
gauge set: 5 v / div, 50 ms / div
condition: during cruise control driving o/d switch on.
...
Removal & installation and disassembly & reassembly
1. Remove bench type rear seat cushion assy
2. Remove rear floor service hole cover
Remove the rear service hole cover.
Disconnect the fuel pump and vapor pressure sensor
connector.
3. Work for preventing gasoline from spilling out
Start the engine.
after the engi ...
Circuit description
The side squib (lh) circuit consists of the airbag sensor assy center and
front seat airbag assy (lh).
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0115/47 is recorded when a short is detected in the side squib (lh)
circuit.
Wiring diagram
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