Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Seat position airbag sensor
malfunction / Circuit description
Toyota Corolla (E120): 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
Other materials:
Inspection
1. Cooling fan relay
Inspect the cooling fan relay continuity.
Using an ohmmeter, check that there is continuity
between terminals 1 and 2.
If there is no continuity, replace the relay.
Check that there is no continuity between terminals
3 and 5.
If there is conti ...
Inspection procedure
1 Check courtesy lamp switch
Check the courtesy switch, as shown in the illustration
and table.
Standard:
2 Check wire harness (integration relay door courtesy sw)
Disconnect the integration relay and door courtesy connectors.
check the continuity between th ...
Standard bolt
How to determine bolt strength
Specified torque for standard bolts
How to determine nut strength
*: Nut with 1 or more marks on one side surface of the nut.
Hint:
use the nut with the same number of the nut strength classification or the
greater than the bolt strength classificati ...