Toyota Corolla (E120): Ignition
Ignition system
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Circuit description
The seat position sensor circuit consists of the airbag sensor assy center
and seat position sensor.
Dtc b1153/25 is recorded when a malfunction is detected in the seat position
sensor circuit.
Wiring diagram
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Diagnostic trouble code chart
If a dtc is displayed during the dtc check, check the circuit listed in the
table below and proceed to the
page given.
* :● ... Mil light up
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Driving
► Automatic transmission or continuously
variable transmission
1 With the brake pedal depressed, shift the shift lever to D.
(, 174, 176)
2 Release the parking brake.
3 Gradually release the brake pedal and gently depress the accelerator pedal to
accelerate the vehicle.
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