Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Seat position airbag sensor
malfunction
Toyota Corolla (E120): Seat position airbag sensor malfunction
Dtc b1153/25 seat position airbag sensor malfunction
Other materials:
Front seat airbag assy rh
Disposal
Hint:
when scrapping vehicles equipped with an srs or disposing of the
front seat airbag assy always first
deploy the airbag in accordance with the procedure described below. If any
abnormality occurs with
the airbag deployment, contact the service dept. Of toyota motor sales ...
Circuit description
The actuator motor is operated by signals from the cruise control ecu assy.
Acceleration and deceleration
signals are transmitted by changes in the duty ratio (see below).
Duty ratio:
the duty ratio is the ratio of the period of continuity in one cycle. For
example, if a is the period of co ...
Pre–check
1. Srs warning light check
Turn the ignition switch to the on position and check that
the srs warning light lights up.
check that the srs warning light goes out after approx.
6 Seconds.
Hint:
when the ignition switch is at on and the srs warning
light remains on or flashes, the ...