Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Supplemental restraint system / Short in p squib circuit (to b+) / Circuit description
Toyota Corolla (E120): Circuit description
The p squib circuit consists of the airbag sensor assy center and instrument panel passenger airbag assy.
It causes the srs to deploy when the srs deployment conditions are satisfied.
Dtc b0108/52 is recorded when a b+ short is detected in the p squib circuit.
Wiring diagram
Other materials:
Circuit description
Monitor description
The ecm commands gearshift by turning the shift solenoid valves ”on/off”.
When there is an open or short
circuit in any shift solenoid valve circuit, the ecm detects the problem and the
mil comes on. Illuminating
the mil, the ecm performs the fail–safe and turns ...
Inspection procedure
1 Check voltage at ig2 of airbag sensor assy center
Disconnect the negative (–) terminal cable from the battery,
and wait at least for 90 seconds.
disconnect the connector of the airbag sensor assy center.
connect the negative (–) terminal cable to the battery,
and wa ...
Hood
Release the lock from the inside of the vehicle to open the hood.
1 Pull the hood lock release lever.
The hood will pop up slightly.
2 Pull up the auxiliary catch lever and lift the hood.
3 Hold the hood open by inserting the support rod into the slot.
CAUTION
■Pre-driving check
C ...