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:
Inspection procedure
Hint:
read freeze frame data using the hand-held tester or the obd ii scan tool.
Freeze frame data records the
engine conditions when a malfunction is detected. When troubleshooting, it is
useful for determining whether
the vehicle was running or stopped, the engine was warmed up or not, the ...
Source voltage drop
The srs is equipped with a voltage–increase circuit (dc–dc converter) in the
airbag sensor assy center
in case the source voltage drops.
When the battery voltage drops, the voltage–increase circuit (dc–dc converter)
functions to increase the
voltage of the srs to normal voltage.
...
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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